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Saint Louis → Boston

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STL → BOS1 adulteconomy

30 flight options · 4 airlines

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
10:15 amSTL
2h 30m
Nonstop
1:45 pmBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
1:15 pmSTL
2h 40m
Nonstop
4:55 pmBOS
American Airlines
7:00 amBOS
3h 16m
Nonstop
9:16 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
6:00 amSTL
5h 27m
EWR · 1h 55m
12:27 pmBOS
United Airlines
5:45 amBOS
5h 27m
IAD · 1h 15m
10:12 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
10:14 amSTL
4h 50m
DTW · 1h 21m
4:04 pmBOS
Delta Air Lines
1:04 pmBOS
5h 16m
DTW · 1h 14m
5:20 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
7:55 pmSTL
2h 30m
Nonstop
11:25 pmBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
7:55 pmSTL
2h 30m
Nonstop
11:25 pmBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
9:59 amSTL
2h 37m
Nonstop
1:36 pmBOS
American Airlines
7:00 amBOS
3h 16m
Nonstop
9:16 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
10:15 amSTL
2h 30m
Nonstop
1:45 pmBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Show 12 more flights

Fri, Nov 27 – Fri, Dec 4

American Airlines
9:59 amSTL
2h 37m
Nonstop
1:36 pmBOS
American Airlines
4:14 pmBOS
3h 26m
Nonstop
6:40 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
1:15 pmSTL
2h 40m
Nonstop
4:55 pmBOS
American Airlines
4:14 pmBOS
3h 26m
Nonstop
6:40 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
5:30 amSTL
4h 30m
MDW · 1h 10m
11:00 amBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
8:30 amSTL
5h 2m
IAD · 1h 15m
2:32 pmBOS
United Airlines
5:45 amBOS
5h 27m
IAD · 1h 15m
10:12 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
12:54 pmSTL
5h 25m
CLT · 1h 24m
7:19 pmBOS
American Airlines
7:00 amBOS
3h 16m
Nonstop
9:16 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
10:00 amSTL
5h 25m
LGA · 1h 34m
4:25 pmBOS
Delta Air Lines
1:04 pmBOS
5h 16m
DTW · 1h 14m
5:20 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
5:30 amSTL
4h 30m
MDW · 1h 10m
11:00 amBOS
Southwest Airlines
5:05 pmBOS
3h 10m
Nonstop
7:15 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
6:00 amSTL
5h 27m
EWR · 1h 55m
12:27 pmBOS
United Airlines
5:45 amBOS
5h 27m
IAD · 1h 15m
10:12 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
8:30 amSTL
5h 2m
IAD · 1h 15m
2:32 pmBOS
United Airlines
5:45 amBOS
5h 27m
IAD · 1h 15m
10:12 amSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
12:54 pmSTL
5h 25m
CLT · 1h 24m
7:19 pmBOS
American Airlines
4:14 pmBOS
3h 26m
Nonstop
6:40 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
10:14 amSTL
4h 50m
DTW · 1h 21m
4:04 pmBOS
Delta Air Lines
1:04 pmBOS
5h 16m
DTW · 1h 14m
5:20 pmSTL

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
10:00 amSTL
5h 25m
LGA · 1h 34m
4:25 pmBOS
Delta Air Lines
1:04 pmBOS
5h 16m
DTW · 1h 14m
5:20 pmSTL

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

Southwest Airlines
10:15 amSTL
2h 30m
Nonstop
1:45 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
1:15 pmSTL
2h 40m
Nonstop
4:55 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
6:00 amSTL
5h 27m
EWR · 1h 55m
12:27 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
10:14 amSTL
4h 50m
DTW · 1h 21m
4:04 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
7:55 pmSTL
2h 30m
Nonstop
11:25 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
9:59 amSTL
2h 37m
Nonstop
1:36 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
5:30 amSTL
4h 30m
MDW · 1h 10m
11:00 amBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
12:54 pmSTL
5h 25m
CLT · 1h 24m
7:19 pmBOS

One-way total · 1 adult · Taxes included

Show 2 more flights

Fri, Nov 20 · One way

United Airlines
8:30 amSTL
5h 2m
IAD · 1h 15m
2:32 pmBOS

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
10:00 amSTL
5h 25m
LGA · 1h 34m
4:25 pmBOS

One-way total · 1 adult · Taxes included

Make this trip yours

STL ⇄ BOS

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
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More dates

Nov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-11-20 · one waySouthwest AirlinesWN4918$160.002026-10-29T01:28:17Z
2026-11-20 · one wayAmerican AirlinesAA4801$165.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23Southwest AirlinesWN4918 / WN4929$300.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23American AirlinesAA4801 / AA3444$310.002026-10-29T01:28:17Z
2026-11-20 · one wayUnited AirlinesUA1344 + UA1669$155.002026-10-29T01:28:17Z
2026-11-20 · one wayDelta Air LinesDL2868 + DL1171$160.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23United AirlinesUA1344 + UA1669 / UA1734 + UA4427$290.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23Delta Air LinesDL2868 + DL1171 / DL2222 + DL2822$300.002026-10-29T01:28:17Z
2026-11-27 → 2026-12-04Southwest AirlinesWN4431 / WN4929$352.502026-10-29T01:28:17Z
2026-11-20 · one waySouthwest AirlinesWN4431$160.002026-10-29T01:28:17Z
2026-11-20 · one wayAmerican AirlinesAA3444$165.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23Southwest AirlinesWN4431 / WN4929$300.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23American AirlinesAA3444 / AA3444$310.002026-10-29T01:28:17Z
2026-11-27 → 2026-12-04Southwest AirlinesWN4918 / WN4929$352.502026-10-29T01:28:17Z
2026-11-27 → 2026-12-04American AirlinesAA3444 / AA4500$364.252026-10-29T01:28:17Z
2026-11-27 → 2026-12-04American AirlinesAA4801 / AA4500$364.252026-10-29T01:28:17Z
2026-11-20 · one waySouthwest AirlinesWN4173 + WN4113$145.002026-10-29T01:28:17Z
2026-11-20 · one wayAmerican AirlinesAA2486 + AA1828$150.002026-10-29T01:28:17Z
2026-11-20 · one wayUnited AirlinesUA4406 + UA1392$155.002026-10-29T01:28:17Z
2026-11-20 · one wayDelta Air LinesDL5041 + DL5727$160.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23Southwest AirlinesWN4173 + WN4113 / WN4929$287.502026-10-29T01:28:17Z
2026-11-20 → 2026-11-23United AirlinesUA4406 + UA1392 / UA1734 + UA4427$290.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23American AirlinesAA2486 + AA1828 / AA3444$295.002026-10-29T01:28:17Z
2026-11-20 → 2026-11-23Delta Air LinesDL5041 + DL5727 / DL2222 + DL2822$300.002026-10-29T01:28:17Z
2026-11-27 → 2026-12-04Southwest AirlinesWN4173 + WN4113 / WN4929$335.632026-10-29T01:28:17Z
2026-11-27 → 2026-12-04United AirlinesUA1344 + UA1669 / UA1734 + UA4427$340.752026-10-29T01:28:17Z
2026-11-27 → 2026-12-04United AirlinesUA4406 + UA1392 / UA1734 + UA4427$340.752026-10-29T01:28:17Z
2026-11-27 → 2026-12-04American AirlinesAA2486 + AA1828 / AA4500$344.002026-10-29T01:28:17Z
2026-11-27 → 2026-12-04Delta Air LinesDL2868 + DL1171 / DL2222 + DL2822$352.502026-10-29T01:28:17Z
2026-11-27 → 2026-12-04Delta Air LinesDL5041 + DL5727 / DL2222 + DL2822$352.502026-10-29T01:28:17Z

2026-11-20 · one way · $160.00

  • Southwest Airlines WN4918: STL 2026-11-20 10:15:00 → BOS 2026-11-20 13:45:00; nonstop; 150 minutes. Local airport times.

2026-11-20 · one way · $165.00

  • American Airlines AA4801: STL 2026-11-20 13:15:00 → BOS 2026-11-20 16:55:00; nonstop; 160 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $300.00

  • Southwest Airlines WN4918: STL 2026-11-20 10:15:00 → BOS 2026-11-20 13:45:00; nonstop; 150 minutes. Local airport times.
  • Southwest Airlines WN4929: BOS 2026-11-23 17:05:00 → STL 2026-11-23 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $310.00

  • American Airlines AA4801: STL 2026-11-20 13:15:00 → BOS 2026-11-20 16:55:00; nonstop; 160 minutes. Local airport times.
  • American Airlines AA3444: BOS 2026-11-23 07:00:00 → STL 2026-11-23 09:16:00; nonstop; 196 minutes. Local airport times.

2026-11-20 · one way · $155.00

  • United Airlines UA1344 / UA1669: STL 2026-11-20 06:00:00 → BOS 2026-11-20 12:27:00; 1 stop(s) via EWR; 327 minutes. Local airport times.
    • UA1344: STL 2026-11-20 06:00:00 → EWR 2026-11-20 09:21:00; layover at EWR: 115 minutes.
    • UA1669: EWR 2026-11-20 11:16:00 → BOS 2026-11-20 12:27:00.

2026-11-20 · one way · $160.00

  • Delta Air Lines DL2868 / DL1171: STL 2026-11-20 10:14:00 → BOS 2026-11-20 16:04:00; 1 stop(s) via DTW; 290 minutes. Local airport times.
    • DL2868: STL 2026-11-20 10:14:00 → DTW 2026-11-20 12:46:00; layover at DTW: 81 minutes.
    • DL1171: DTW 2026-11-20 14:07:00 → BOS 2026-11-20 16:04:00.

2026-11-20 → 2026-11-23 · $290.00

  • United Airlines UA1344 / UA1669: STL 2026-11-20 06:00:00 → BOS 2026-11-20 12:27:00; 1 stop(s) via EWR; 327 minutes. Local airport times.
    • UA1344: STL 2026-11-20 06:00:00 → EWR 2026-11-20 09:21:00; layover at EWR: 115 minutes.
    • UA1669: EWR 2026-11-20 11:16:00 → BOS 2026-11-20 12:27:00.
  • United Airlines UA1734 / UA4427: BOS 2026-11-23 05:45:00 → STL 2026-11-23 10:12:00; 1 stop(s) via IAD; 327 minutes. Local airport times.
    • UA1734: BOS 2026-11-23 05:45:00 → IAD 2026-11-23 07:25:00; layover at IAD: 75 minutes.
    • UA4427: IAD 2026-11-23 08:40:00 → STL 2026-11-23 10:12:00.

2026-11-20 → 2026-11-23 · $300.00

  • Delta Air Lines DL2868 / DL1171: STL 2026-11-20 10:14:00 → BOS 2026-11-20 16:04:00; 1 stop(s) via DTW; 290 minutes. Local airport times.
    • DL2868: STL 2026-11-20 10:14:00 → DTW 2026-11-20 12:46:00; layover at DTW: 81 minutes.
    • DL1171: DTW 2026-11-20 14:07:00 → BOS 2026-11-20 16:04:00.
  • Delta Air Lines DL2222 / DL2822: BOS 2026-11-23 13:04:00 → STL 2026-11-23 17:20:00; 1 stop(s) via DTW; 316 minutes. Local airport times.
    • DL2222: BOS 2026-11-23 13:04:00 → DTW 2026-11-23 15:19:00; layover at DTW: 74 minutes.
    • DL2822: DTW 2026-11-23 16:33:00 → STL 2026-11-23 17:20:00.

2026-11-27 → 2026-12-04 · $352.50

  • Southwest Airlines WN4431: STL 2026-11-27 19:55:00 → BOS 2026-11-27 23:25:00; nonstop; 150 minutes. Local airport times.
  • Southwest Airlines WN4929: BOS 2026-12-04 17:05:00 → STL 2026-12-04 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-20 · one way · $160.00

  • Southwest Airlines WN4431: STL 2026-11-20 19:55:00 → BOS 2026-11-20 23:25:00; nonstop; 150 minutes. Local airport times.

2026-11-20 · one way · $165.00

  • American Airlines AA3444: STL 2026-11-20 09:59:00 → BOS 2026-11-20 13:36:00; nonstop; 157 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $300.00

  • Southwest Airlines WN4431: STL 2026-11-20 19:55:00 → BOS 2026-11-20 23:25:00; nonstop; 150 minutes. Local airport times.
  • Southwest Airlines WN4929: BOS 2026-11-23 17:05:00 → STL 2026-11-23 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $310.00

  • American Airlines AA3444: STL 2026-11-20 09:59:00 → BOS 2026-11-20 13:36:00; nonstop; 157 minutes. Local airport times.
  • American Airlines AA3444: BOS 2026-11-23 07:00:00 → STL 2026-11-23 09:16:00; nonstop; 196 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $352.50

  • Southwest Airlines WN4918: STL 2026-11-27 10:15:00 → BOS 2026-11-27 13:45:00; nonstop; 150 minutes. Local airport times.
  • Southwest Airlines WN4929: BOS 2026-12-04 17:05:00 → STL 2026-12-04 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $364.25

  • American Airlines AA3444: STL 2026-11-27 09:59:00 → BOS 2026-11-27 13:36:00; nonstop; 157 minutes. Local airport times.
  • American Airlines AA4500: BOS 2026-12-04 16:14:00 → STL 2026-12-04 18:40:00; nonstop; 206 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $364.25

  • American Airlines AA4801: STL 2026-11-27 13:15:00 → BOS 2026-11-27 16:55:00; nonstop; 160 minutes. Local airport times.
  • American Airlines AA4500: BOS 2026-12-04 16:14:00 → STL 2026-12-04 18:40:00; nonstop; 206 minutes. Local airport times.

2026-11-20 · one way · $145.00

  • Southwest Airlines WN4173 / WN4113: STL 2026-11-20 05:30:00 → BOS 2026-11-20 11:00:00; 1 stop(s) via MDW; 270 minutes. Local airport times.
    • WN4173: STL 2026-11-20 05:30:00 → MDW 2026-11-20 06:35:00; layover at MDW: 70 minutes.
    • WN4113: MDW 2026-11-20 07:45:00 → BOS 2026-11-20 11:00:00.

2026-11-20 · one way · $150.00

  • American Airlines AA2486 / AA1828: STL 2026-11-20 12:54:00 → BOS 2026-11-20 19:19:00; 1 stop(s) via CLT; 325 minutes. Local airport times.
    • AA2486: STL 2026-11-20 12:54:00 → CLT 2026-11-20 15:42:00; layover at CLT: 84 minutes.
    • AA1828: CLT 2026-11-20 17:06:00 → BOS 2026-11-20 19:19:00.

2026-11-20 · one way · $155.00

  • United Airlines UA4406 / UA1392: STL 2026-11-20 08:30:00 → BOS 2026-11-20 14:32:00; 1 stop(s) via IAD; 302 minutes. Local airport times.
    • UA4406: STL 2026-11-20 08:30:00 → IAD 2026-11-20 11:35:00; layover at IAD: 75 minutes.
    • UA1392: IAD 2026-11-20 12:50:00 → BOS 2026-11-20 14:32:00.

2026-11-20 · one way · $160.00

  • Delta Air Lines DL5041 / DL5727: STL 2026-11-20 10:00:00 → BOS 2026-11-20 16:25:00; 1 stop(s) via LGA; 325 minutes. Local airport times.
    • DL5041: STL 2026-11-20 10:00:00 → LGA 2026-11-20 13:26:00; layover at LGA: 94 minutes.
    • DL5727: LGA 2026-11-20 15:00:00 → BOS 2026-11-20 16:25:00.

2026-11-20 → 2026-11-23 · $287.50

  • Southwest Airlines WN4173 / WN4113: STL 2026-11-20 05:30:00 → BOS 2026-11-20 11:00:00; 1 stop(s) via MDW; 270 minutes. Local airport times.
    • WN4173: STL 2026-11-20 05:30:00 → MDW 2026-11-20 06:35:00; layover at MDW: 70 minutes.
    • WN4113: MDW 2026-11-20 07:45:00 → BOS 2026-11-20 11:00:00.
  • Southwest Airlines WN4929: BOS 2026-11-23 17:05:00 → STL 2026-11-23 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $290.00

  • United Airlines UA4406 / UA1392: STL 2026-11-20 08:30:00 → BOS 2026-11-20 14:32:00; 1 stop(s) via IAD; 302 minutes. Local airport times.
    • UA4406: STL 2026-11-20 08:30:00 → IAD 2026-11-20 11:35:00; layover at IAD: 75 minutes.
    • UA1392: IAD 2026-11-20 12:50:00 → BOS 2026-11-20 14:32:00.
  • United Airlines UA1734 / UA4427: BOS 2026-11-23 05:45:00 → STL 2026-11-23 10:12:00; 1 stop(s) via IAD; 327 minutes. Local airport times.
    • UA1734: BOS 2026-11-23 05:45:00 → IAD 2026-11-23 07:25:00; layover at IAD: 75 minutes.
    • UA4427: IAD 2026-11-23 08:40:00 → STL 2026-11-23 10:12:00.

2026-11-20 → 2026-11-23 · $295.00

  • American Airlines AA2486 / AA1828: STL 2026-11-20 12:54:00 → BOS 2026-11-20 19:19:00; 1 stop(s) via CLT; 325 minutes. Local airport times.
    • AA2486: STL 2026-11-20 12:54:00 → CLT 2026-11-20 15:42:00; layover at CLT: 84 minutes.
    • AA1828: CLT 2026-11-20 17:06:00 → BOS 2026-11-20 19:19:00.
  • American Airlines AA3444: BOS 2026-11-23 07:00:00 → STL 2026-11-23 09:16:00; nonstop; 196 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $300.00

  • Delta Air Lines DL5041 / DL5727: STL 2026-11-20 10:00:00 → BOS 2026-11-20 16:25:00; 1 stop(s) via LGA; 325 minutes. Local airport times.
    • DL5041: STL 2026-11-20 10:00:00 → LGA 2026-11-20 13:26:00; layover at LGA: 94 minutes.
    • DL5727: LGA 2026-11-20 15:00:00 → BOS 2026-11-20 16:25:00.
  • Delta Air Lines DL2222 / DL2822: BOS 2026-11-23 13:04:00 → STL 2026-11-23 17:20:00; 1 stop(s) via DTW; 316 minutes. Local airport times.
    • DL2222: BOS 2026-11-23 13:04:00 → DTW 2026-11-23 15:19:00; layover at DTW: 74 minutes.
    • DL2822: DTW 2026-11-23 16:33:00 → STL 2026-11-23 17:20:00.

2026-11-27 → 2026-12-04 · $335.63

  • Southwest Airlines WN4173 / WN4113: STL 2026-11-27 05:30:00 → BOS 2026-11-27 11:00:00; 1 stop(s) via MDW; 270 minutes. Local airport times.
    • WN4173: STL 2026-11-27 05:30:00 → MDW 2026-11-27 06:35:00; layover at MDW: 70 minutes.
    • WN4113: MDW 2026-11-27 07:45:00 → BOS 2026-11-27 11:00:00.
  • Southwest Airlines WN4929: BOS 2026-12-04 17:05:00 → STL 2026-12-04 19:15:00; nonstop; 190 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $340.75

  • United Airlines UA1344 / UA1669: STL 2026-11-27 06:00:00 → BOS 2026-11-27 12:27:00; 1 stop(s) via EWR; 327 minutes. Local airport times.
    • UA1344: STL 2026-11-27 06:00:00 → EWR 2026-11-27 09:21:00; layover at EWR: 115 minutes.
    • UA1669: EWR 2026-11-27 11:16:00 → BOS 2026-11-27 12:27:00.
  • United Airlines UA1734 / UA4427: BOS 2026-12-04 05:45:00 → STL 2026-12-04 10:12:00; 1 stop(s) via IAD; 327 minutes. Local airport times.
    • UA1734: BOS 2026-12-04 05:45:00 → IAD 2026-12-04 07:25:00; layover at IAD: 75 minutes.
    • UA4427: IAD 2026-12-04 08:40:00 → STL 2026-12-04 10:12:00.

2026-11-27 → 2026-12-04 · $340.75

  • United Airlines UA4406 / UA1392: STL 2026-11-27 08:30:00 → BOS 2026-11-27 14:32:00; 1 stop(s) via IAD; 302 minutes. Local airport times.
    • UA4406: STL 2026-11-27 08:30:00 → IAD 2026-11-27 11:35:00; layover at IAD: 75 minutes.
    • UA1392: IAD 2026-11-27 12:50:00 → BOS 2026-11-27 14:32:00.
  • United Airlines UA1734 / UA4427: BOS 2026-12-04 05:45:00 → STL 2026-12-04 10:12:00; 1 stop(s) via IAD; 327 minutes. Local airport times.
    • UA1734: BOS 2026-12-04 05:45:00 → IAD 2026-12-04 07:25:00; layover at IAD: 75 minutes.
    • UA4427: IAD 2026-12-04 08:40:00 → STL 2026-12-04 10:12:00.

2026-11-27 → 2026-12-04 · $344.00

  • American Airlines AA2486 / AA1828: STL 2026-11-27 12:54:00 → BOS 2026-11-27 19:19:00; 1 stop(s) via CLT; 325 minutes. Local airport times.
    • AA2486: STL 2026-11-27 12:54:00 → CLT 2026-11-27 15:42:00; layover at CLT: 84 minutes.
    • AA1828: CLT 2026-11-27 17:06:00 → BOS 2026-11-27 19:19:00.
  • American Airlines AA4500: BOS 2026-12-04 16:14:00 → STL 2026-12-04 18:40:00; nonstop; 206 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $352.50

  • Delta Air Lines DL2868 / DL1171: STL 2026-11-27 10:14:00 → BOS 2026-11-27 16:04:00; 1 stop(s) via DTW; 290 minutes. Local airport times.
    • DL2868: STL 2026-11-27 10:14:00 → DTW 2026-11-27 12:46:00; layover at DTW: 81 minutes.
    • DL1171: DTW 2026-11-27 14:07:00 → BOS 2026-11-27 16:04:00.
  • Delta Air Lines DL2222 / DL2822: BOS 2026-12-04 13:04:00 → STL 2026-12-04 17:20:00; 1 stop(s) via DTW; 316 minutes. Local airport times.
    • DL2222: BOS 2026-12-04 13:04:00 → DTW 2026-12-04 15:19:00; layover at DTW: 74 minutes.
    • DL2822: DTW 2026-12-04 16:33:00 → STL 2026-12-04 17:20:00.

2026-11-27 → 2026-12-04 · $352.50

  • Delta Air Lines DL5041 / DL5727: STL 2026-11-27 10:00:00 → BOS 2026-11-27 16:25:00; 1 stop(s) via LGA; 325 minutes. Local airport times.
    • DL5041: STL 2026-11-27 10:00:00 → LGA 2026-11-27 13:26:00; layover at LGA: 94 minutes.
    • DL5727: LGA 2026-11-27 15:00:00 → BOS 2026-11-27 16:25:00.
  • Delta Air Lines DL2222 / DL2822: BOS 2026-12-04 13:04:00 → STL 2026-12-04 17:20:00; 1 stop(s) via DTW; 316 minutes. Local airport times.
    • DL2222: BOS 2026-12-04 13:04:00 → DTW 2026-12-04 15:19:00; layover at DTW: 74 minutes.
    • DL2822: DTW 2026-12-04 16:33:00 → STL 2026-12-04 17:20:00.

More dates for this route