Travel with Axel,
get the best price.

Saint Louis → Newark

Dec 21, 2026 · return Dec 23, 2026

STL → EWR1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 – Wed, Dec 23

United Airlines
5:00 pmSTL
2h 35m
Nonstop
8:35 pmEWR
United Airlines
7:57 pmEWR
2h 52m
Nonstop
9:49 pmSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

United Airlines
6:00 amSTL
2h 21m
Nonstop
9:21 amEWR
United Airlines
7:57 pmEWR
2h 52m
Nonstop
9:49 pmSTL

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Wed, Dec 23

American Airlines
5:19 pmSTL
5h 40m
ORD · 1h 34m
11:59 pmEWR
American Airlines
6:00 amEWR
5h 19m
CLT · 1h 6m
10:19 amSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

Delta Air Lines
10:14 amSTL
4h 45m
DTW · 1h 29m
3:59 pmEWR
Delta Air Lines
1:35 pmEWR
5h 26m
ATL · 1h 12m
6:01 pmSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

Air Canada
4:05 pmSTL
5h 33m
YYZ · 1h 35m
10:38 pmEWR
United Airlines
7:57 pmEWR
2h 52m
Nonstop
9:49 pmSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

American Airlines
12:54 pmSTL
4h 56m
CLT · 1h 2m
6:50 pmEWR
American Airlines
6:00 amEWR
5h 19m
CLT · 1h 6m
10:19 amSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

United Airlines
1:23 pmSTL
5h 2m
IAD · 1h 13m
7:25 pmEWR
United Airlines
7:57 pmEWR
2h 52m
Nonstop
9:49 pmSTL

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Wed, Dec 23

United Airlines
5:25 amSTL
5h 53m
ORD · 2h 2m
12:18 pmEWR
United Airlines
7:57 pmEWR
2h 52m
Nonstop
9:49 pmSTL

Round-trip total · 1 adult · Taxes included

Make this trip yours

STL ⇄ EWR

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 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)
2026-12-21 → 2026-12-23United AirlinesUA3427 / UA2799$455.002026-10-29T01:28:29Z
2026-12-21 → 2026-12-23American AirlinesAA6306 + AA1195 / AA2991 + AA2486$403.002026-10-29T01:28:29Z
2026-12-21 → 2026-12-23Delta Air LinesDL2868 + DL2573 / DL2401 + DL1393$442.002026-10-29T01:28:29Z
2026-12-21 → 2026-12-23Air Canada / United AirlinesAC8890 + UA3711 / UA2799$526.502026-10-29T01:28:29Z
2026-12-21 → 2026-12-23United AirlinesUA2174 / UA2799$455.002026-10-29T01:28:29Z
2026-12-21 → 2026-12-23American AirlinesAA2486 + AA1330 / AA2991 + AA2486$403.002026-10-29T01:28:29Z
2026-12-21 → 2026-12-23United AirlinesUA3495 + UA2792 / UA2799$435.502026-10-29T01:28:29Z
2026-12-21 → 2026-12-23United AirlinesUA4439 + UA1511 / UA2799$435.502026-10-29T01:28:29Z

2026-12-21 → 2026-12-23 · $455.00

  • United Airlines UA3427: STL 2026-12-21 17:00:00 → EWR 2026-12-21 20:35:00; nonstop; 155 minutes. Local airport times.
  • United Airlines UA2799: EWR 2026-12-23 19:57:00 → STL 2026-12-23 21:49:00; nonstop; 172 minutes. Local airport times.

2026-12-21 → 2026-12-23 · $403.00

  • American Airlines AA6306 / AA1195: STL 2026-12-21 17:19:00 → EWR 2026-12-21 23:59:00; 1 stop(s) via ORD; 340 minutes. Local airport times.
    • AA6306: STL 2026-12-21 17:19:00 → ORD 2026-12-21 18:59:00; layover at ORD: 94 minutes.
    • AA1195: ORD 2026-12-21 20:33:00 → EWR 2026-12-21 23:59:00.
  • American Airlines AA2991 / AA2486: EWR 2026-12-23 06:00:00 → STL 2026-12-23 10:19:00; 1 stop(s) via CLT; 319 minutes. Local airport times.
    • AA2991: EWR 2026-12-23 06:00:00 → CLT 2026-12-23 08:09:00; layover at CLT: 66 minutes.
    • AA2486: CLT 2026-12-23 09:15:00 → STL 2026-12-23 10:19:00.

2026-12-21 → 2026-12-23 · $442.00

  • Delta Air Lines DL2868 / DL2573: STL 2026-12-21 10:14:00 → EWR 2026-12-21 15:59:00; 1 stop(s) via DTW; 285 minutes. Local airport times.
    • DL2868: STL 2026-12-21 10:14:00 → DTW 2026-12-21 12:46:00; layover at DTW: 89 minutes.
    • DL2573: DTW 2026-12-21 14:15:00 → EWR 2026-12-21 15:59:00.
  • Delta Air Lines DL2401 / DL1393: EWR 2026-12-23 13:35:00 → STL 2026-12-23 18:01:00; 1 stop(s) via ATL; 326 minutes. Local airport times.
    • DL2401: EWR 2026-12-23 13:35:00 → ATL 2026-12-23 16:08:00; layover at ATL: 72 minutes.
    • DL1393: ATL 2026-12-23 17:20:00 → STL 2026-12-23 18:01:00.

2026-12-21 → 2026-12-23 · $526.50

  • Air Canada AC8890 / UA3711: STL 2026-12-21 16:05:00 → EWR 2026-12-21 22:38:00; 1 stop(s) via YYZ; 333 minutes. Local airport times.
    • AC8890: STL 2026-12-21 16:05:00 → YYZ 2026-12-21 19:05:00; layover at YYZ: 95 minutes.
    • UA3711: YYZ 2026-12-21 20:40:00 → EWR 2026-12-21 22:38:00.
  • United Airlines UA2799: EWR 2026-12-23 19:57:00 → STL 2026-12-23 21:49:00; nonstop; 172 minutes. Local airport times.

2026-12-21 → 2026-12-23 · $455.00

  • United Airlines UA2174: STL 2026-12-21 06:00:00 → EWR 2026-12-21 09:21:00; nonstop; 141 minutes. Local airport times.
  • United Airlines UA2799: EWR 2026-12-23 19:57:00 → STL 2026-12-23 21:49:00; nonstop; 172 minutes. Local airport times.

2026-12-21 → 2026-12-23 · $403.00

  • American Airlines AA2486 / AA1330: STL 2026-12-21 12:54:00 → EWR 2026-12-21 18:50:00; 1 stop(s) via CLT; 296 minutes. Local airport times.
    • AA2486: STL 2026-12-21 12:54:00 → CLT 2026-12-21 15:42:00; layover at CLT: 62 minutes.
    • AA1330: CLT 2026-12-21 16:44:00 → EWR 2026-12-21 18:50:00.
  • American Airlines AA2991 / AA2486: EWR 2026-12-23 06:00:00 → STL 2026-12-23 10:19:00; 1 stop(s) via CLT; 319 minutes. Local airport times.
    • AA2991: EWR 2026-12-23 06:00:00 → CLT 2026-12-23 08:09:00; layover at CLT: 66 minutes.
    • AA2486: CLT 2026-12-23 09:15:00 → STL 2026-12-23 10:19:00.

2026-12-21 → 2026-12-23 · $435.50

  • United Airlines UA3495 / UA2792: STL 2026-12-21 13:23:00 → EWR 2026-12-21 19:25:00; 1 stop(s) via IAD; 302 minutes. Local airport times.
    • UA3495: STL 2026-12-21 13:23:00 → IAD 2026-12-21 16:33:00; layover at IAD: 73 minutes.
    • UA2792: IAD 2026-12-21 17:46:00 → EWR 2026-12-21 19:25:00.
  • United Airlines UA2799: EWR 2026-12-23 19:57:00 → STL 2026-12-23 21:49:00; nonstop; 172 minutes. Local airport times.

2026-12-21 → 2026-12-23 · $435.50

  • United Airlines UA4439 / UA1511: STL 2026-12-21 05:25:00 → EWR 2026-12-21 12:18:00; 1 stop(s) via ORD; 353 minutes. Local airport times.
    • UA4439: STL 2026-12-21 05:25:00 → ORD 2026-12-21 06:58:00; layover at ORD: 122 minutes.
    • UA1511: ORD 2026-12-21 09:00:00 → EWR 2026-12-21 12:18:00.
  • United Airlines UA2799: EWR 2026-12-23 19:57:00 → STL 2026-12-23 21:49:00; nonstop; 172 minutes. Local airport times.

More dates for this route