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Boston → San Juan

Dec 13, 2026 · return Dec 16, 2026

BOS → SJU1 adulteconomyRound trip

10 flight options · 5 airlines

Nonstop flights

Sun, Dec 13 – Wed, Dec 16

Frontier Airlines
10:25 amBOS
4h 5m
Nonstop
3:30 pmSJU
Frontier Airlines
6:11 amSJU
4h 19m
Nonstop
9:30 amBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

JetBlue Airways
2:21 pmBOS
4h 6m
Nonstop
7:27 pmSJU
JetBlue Airways
7:00 amSJU
4h 13m
Nonstop
10:13 amBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

Delta Air Lines
8:40 amBOS
4h 3m
Nonstop
1:43 pmSJU
Delta Air Lines
2:55 pmSJU
4h 16m
Nonstop
6:11 pmBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

JetBlue Airways
8:08 pmBOS
4h 5m
Nonstop
1:13 am+1SJU
JetBlue Airways
7:00 amSJU
4h 13m
Nonstop
10:13 amBOS

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Wed, Dec 16

American Airlines
4:00 pmBOS
7h 11m
PHL · 1h 25m
12:11 am+1SJU
American Airlines
8:30 amSJU
8h 31m
PHL · 2h 51m
4:01 pmBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

United Airlines
3:42 pmBOS
7h 54m
EWR · 2h 28m
12:36 am+1SJU
United Airlines
2:52 pmSJU
8h 7m
EWR · 2h 25m
9:59 pmBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

JetBlue Airways
8:00 amBOS
7h 22m
PHL · 1h 53m
4:22 pmSJU
JetBlue Airways
7:00 amSJU
4h 13m
Nonstop
10:13 amBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

JetBlue Airways
12:22 pmBOS
7h 2m
PUJ · 1h 58m
8:24 pmSJU
JetBlue Airways
7:00 amSJU
4h 13m
Nonstop
10:13 amBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

Delta Air Lines
9:10 amBOS
6h 46m
JFK · 1h 27m
4:56 pmSJU
Delta Air Lines
2:55 pmSJU
4h 16m
Nonstop
6:11 pmBOS

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Wed, Dec 16

Delta Air Lines
8:35 amBOS
4h 7m
Nonstop
1:42 pmSJU
Delta Air Lines
4:00 amSJU
8h 13m
JFK · 2h 38m
11:13 amBOS

Round-trip total · 1 adult · Taxes included

Make this trip yours

BOS ⇄ SJU

Economy

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

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More dates

All dates for this routeNov 5, 2026 → Nov 8, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Dec 5, 2026 → Dec 12, 2026Dec 17, 2026 → Dec 20, 2026Dec 26, 2026 → Jan 2, 2027Jan 5, 2027 · One wayJan 16, 2027 → Jan 23, 2027Feb 5, 2027 → Feb 8, 2027Apr 3, 2027 → Apr 10, 2027Jun 26, 2027 → Jul 3, 2027Sep 17, 2027 → Sep 20, 2027
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)
2026-12-13 → 2026-12-16Frontier AirlinesF93001 / F93002$250.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16JetBlue AirwaysB6161 / B6562$410.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16Delta Air LinesDL1780 / DL1780$430.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16American AirlinesAA1198 + AA507 / AA508 + AA4599$370.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16United AirlinesUA546 + UA1543 / UA1173 + UA2691$380.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16JetBlue AirwaysB6561 / B6562$410.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16JetBlue AirwaysB61159 + B61047 / B6562$380.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16JetBlue AirwaysB6295 + B62932 / B6562$380.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16Delta Air LinesDL5720 + DL1961 / DL1780$405.002026-10-29T00:52:49Z
2026-12-13 → 2026-12-16Delta Air LinesDL1780 / DL1022 + DL5733$405.002026-10-29T00:52:49Z

2026-12-13 → 2026-12-16 · $250.00

  • Frontier Airlines F93001: BOS 2026-12-13 10:25:00 → SJU 2026-12-13 15:30:00; nonstop; 245 minutes. Local airport times.
  • Frontier Airlines F93002: SJU 2026-12-16 06:11:00 → BOS 2026-12-16 09:30:00; nonstop; 259 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $410.00

  • JetBlue Airways B6161: BOS 2026-12-13 14:21:00 → SJU 2026-12-13 19:27:00; nonstop; 246 minutes. Local airport times.
  • JetBlue Airways B6562: SJU 2026-12-16 07:00:00 → BOS 2026-12-16 10:13:00; nonstop; 253 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $430.00

  • Delta Air Lines DL1780: BOS 2026-12-13 08:40:00 → SJU 2026-12-13 13:43:00; nonstop; 243 minutes. Local airport times.
  • Delta Air Lines DL1780: SJU 2026-12-16 14:55:00 → BOS 2026-12-16 18:11:00; nonstop; 256 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $370.00

  • American Airlines AA1198 / AA507: BOS 2026-12-13 16:00:00 → SJU 2026-12-14 00:11:00; 1 stop(s) via PHL; 431 minutes. Local airport times.
    • AA1198: BOS 2026-12-13 16:00:00 → PHL 2026-12-13 17:40:00; layover at PHL: 85 minutes.
    • AA507: PHL 2026-12-13 19:05:00 → SJU 2026-12-14 00:11:00.
  • American Airlines AA508 / AA4599: SJU 2026-12-16 08:30:00 → BOS 2026-12-16 16:01:00; 1 stop(s) via PHL; 511 minutes. Local airport times.
    • AA508: SJU 2026-12-16 08:30:00 → PHL 2026-12-16 11:39:00; layover at PHL: 171 minutes.
    • AA4599: PHL 2026-12-16 14:30:00 → BOS 2026-12-16 16:01:00.

2026-12-13 → 2026-12-16 · $380.00

  • United Airlines UA546 / UA1543: BOS 2026-12-13 15:42:00 → SJU 2026-12-14 00:36:00; 1 stop(s) via EWR; 474 minutes. Local airport times.
    • UA546: BOS 2026-12-13 15:42:00 → EWR 2026-12-13 17:08:00; layover at EWR: 148 minutes.
    • UA1543: EWR 2026-12-13 19:36:00 → SJU 2026-12-14 00:36:00.
  • United Airlines UA1173 / UA2691: SJU 2026-12-16 14:52:00 → BOS 2026-12-16 21:59:00; 1 stop(s) via EWR; 487 minutes. Local airport times.
    • UA1173: SJU 2026-12-16 14:52:00 → EWR 2026-12-16 18:10:00; layover at EWR: 145 minutes.
    • UA2691: EWR 2026-12-16 20:35:00 → BOS 2026-12-16 21:59:00.

2026-12-13 → 2026-12-16 · $410.00

  • JetBlue Airways B6561: BOS 2026-12-13 20:08:00 → SJU 2026-12-14 01:13:00; nonstop; 245 minutes. Local airport times.
  • JetBlue Airways B6562: SJU 2026-12-16 07:00:00 → BOS 2026-12-16 10:13:00; nonstop; 253 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $380.00

  • JetBlue Airways B61159 / B61047: BOS 2026-12-13 08:00:00 → SJU 2026-12-13 16:22:00; 1 stop(s) via PHL; 442 minutes. Local airport times.
    • B61159: BOS 2026-12-13 08:00:00 → PHL 2026-12-13 09:37:00; layover at PHL: 113 minutes.
    • B61047: PHL 2026-12-13 11:30:00 → SJU 2026-12-13 16:22:00.
  • JetBlue Airways B6562: SJU 2026-12-16 07:00:00 → BOS 2026-12-16 10:13:00; nonstop; 253 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $380.00

  • JetBlue Airways B6295 / B62932: BOS 2026-12-13 12:22:00 → SJU 2026-12-13 20:24:00; 1 stop(s) via PUJ; 422 minutes. Local airport times.
    • B6295: BOS 2026-12-13 12:22:00 → PUJ 2026-12-13 17:32:00; layover at PUJ: 118 minutes.
    • B62932: PUJ 2026-12-13 19:30:00 → SJU 2026-12-13 20:24:00.
  • JetBlue Airways B6562: SJU 2026-12-16 07:00:00 → BOS 2026-12-16 10:13:00; nonstop; 253 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $405.00

  • Delta Air Lines DL5720 / DL1961: BOS 2026-12-13 09:10:00 → SJU 2026-12-13 16:56:00; 1 stop(s) via JFK; 406 minutes. Local airport times.
    • DL5720: BOS 2026-12-13 09:10:00 → JFK 2026-12-13 10:43:00; layover at JFK: 87 minutes.
    • DL1961: JFK 2026-12-13 12:10:00 → SJU 2026-12-13 16:56:00.
  • Delta Air Lines DL1780: SJU 2026-12-16 14:55:00 → BOS 2026-12-16 18:11:00; nonstop; 256 minutes. Local airport times.

2026-12-13 → 2026-12-16 · $405.00

  • Delta Air Lines DL1780: BOS 2026-12-13 08:35:00 → SJU 2026-12-13 13:42:00; nonstop; 247 minutes. Local airport times.
  • Delta Air Lines DL1022 / DL5733: SJU 2026-12-16 04:00:00 → BOS 2026-12-16 11:13:00; 1 stop(s) via JFK; 493 minutes. Local airport times.
    • DL1022: SJU 2026-12-16 04:00:00 → JFK 2026-12-16 07:12:00; layover at JFK: 158 minutes.
    • DL5733: JFK 2026-12-16 09:50:00 → BOS 2026-12-16 11:13:00.

More dates for this route