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San Juan → Buffalo

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SJU → BUF1 adulteconomy

21 flight options · 5 airlines

Round-trip flights

Fri, Nov 27 – Fri, Dec 4

JetBlue Airways
6:05 pmSJU
4h 42m
Nonstop
9:47 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Frontier Airlines
11:00 amSJU
9h 2m
MCO · 2h 59m
7:02 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
5:35 amSJU
8h 25m
MCO · 2h 25m
1:00 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
2:05 amSJU
9h 3m
EWR · 3h 16m
10:08 amBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
2:44 pmSJU
9h
PHL · 3h 23m
10:44 pmBUF
American Airlines
12:50 pmBUF
7h 23m
CLT · 1h 41m
9:13 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

JetBlue Airways
6:05 pmSJU
4h 42m
Nonstop
9:47 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Frontier Airlines
11:00 amSJU
9h 2m
MCO · 2h 59m
7:02 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

JetBlue Airways
7:55 amSJU
8h 59m
JFK · 3h 27m
3:54 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Show 6 more flights

Fri, Nov 20 – Mon, Nov 23

JetBlue Airways
7:55 amSJU
8h 59m
JFK · 3h 27m
3:54 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
5:35 amSJU
8h 25m
MCO · 2h 25m
1:00 pmBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
2:05 amSJU
9h 3m
EWR · 3h 16m
10:08 amBUF
JetBlue Airways
7:00 amBUF
4h 48m
Nonstop
12:48 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
7:05 amSJU
8h 52m
CLT · 3h
2:57 pmBUF
American Airlines
12:50 pmBUF
7h 23m
CLT · 1h 41m
9:13 pmSJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
2:44 pmSJU
9h
PHL · 3h 23m
10:44 pmBUF
American Airlines
3:41 pmBUF
7h 30m
PHL · 1h 48m
12:11 am+1SJU

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
7:05 amSJU
8h 52m
CLT · 3h
2:57 pmBUF
American Airlines
3:41 pmBUF
7h 30m
PHL · 1h 48m
12:11 am+1SJU

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

JetBlue Airways
6:05 pmSJU
4h 42m
Nonstop
9:47 pmBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Frontier Airlines
11:00 amSJU
9h 2m
MCO · 2h 59m
7:02 pmBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
5:35 amSJU
8h 25m
MCO · 2h 25m
1:00 pmBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
2:44 pmSJU
9h
PHL · 3h 23m
10:44 pmBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
2:05 amSJU
9h 3m
EWR · 3h 16m
10:08 amBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

JetBlue Airways
7:55 amSJU
8h 59m
JFK · 3h 27m
3:54 pmBUF

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
7:05 amSJU
8h 52m
CLT · 3h
2:57 pmBUF

One-way total · 1 adult · Taxes included

Make this trip yours

SJU ⇄ BUF

Economy

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

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Why book with Axel
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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
  • 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

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 wayJetBlue AirwaysB6634$205.002026-10-29T01:23:02Z
2026-11-27 → 2026-12-04JetBlue AirwaysB6634 / B6635$423.502026-10-29T01:23:02Z
2026-11-20 · one wayFrontier AirlinesF92867 + F91692$140.002026-10-29T01:23:02Z
2026-11-20 · one waySouthwest AirlinesWN4666 + WN2448$210.002026-10-29T01:23:02Z
2026-11-20 · one wayAmerican AirlinesAA2433 + AA5911$220.002026-10-29T01:23:02Z
2026-11-20 · one wayUnited AirlinesUA2219 + UA3529$225.002026-10-29T01:23:02Z
2026-11-27 → 2026-12-04Frontier Airlines / JetBlue AirwaysF92867 + F91692 / B6635$351.502026-10-29T01:23:02Z
2026-11-20 → 2026-11-23Southwest Airlines / JetBlue AirwaysWN4666 + WN2448 / B6635$428.502026-10-29T01:23:02Z
2026-11-20 → 2026-11-23United Airlines / JetBlue AirwaysUA2219 + UA3529 / B6635$441.002026-10-29T01:23:02Z
2026-11-20 → 2026-11-23American AirlinesAA2433 + AA5911 / AA1203 + AA2098$451.002026-10-29T01:23:02Z
2026-11-20 → 2026-11-23JetBlue AirwaysB6634 / B6635$423.502026-10-29T01:23:02Z
2026-11-20 · one wayJetBlue AirwaysB61604 + B6802$195.002026-10-29T01:23:02Z
2026-11-20 · one wayAmerican AirlinesAA3324 + AA3962$220.002026-10-29T01:23:02Z
2026-11-20 → 2026-11-23Frontier Airlines / JetBlue AirwaysF92867 + F91692 / B6635$363.502026-10-29T01:23:02Z
2026-11-27 → 2026-12-04JetBlue AirwaysB61604 + B6802 / B6635$414.502026-10-29T01:23:02Z
2026-11-20 → 2026-11-23JetBlue AirwaysB61604 + B6802 / B6635$416.002026-10-29T01:23:02Z
2026-11-27 → 2026-12-04Southwest Airlines / JetBlue AirwaysWN4666 + WN2448 / B6635$429.502026-10-29T01:23:02Z
2026-11-27 → 2026-12-04United Airlines / JetBlue AirwaysUA2219 + UA3529 / B6635$444.502026-10-29T01:23:02Z
2026-11-20 → 2026-11-23American AirlinesAA3324 + AA3962 / AA1203 + AA2098$451.002026-10-29T01:23:02Z
2026-11-27 → 2026-12-04American AirlinesAA2433 + AA5911 / AA5866 + AA507$451.002026-10-29T01:23:02Z
2026-11-27 → 2026-12-04American AirlinesAA3324 + AA3962 / AA5866 + AA507$451.002026-10-29T01:23:02Z

2026-11-20 · one way · $205.00

  • JetBlue Airways B6634: SJU 2026-11-20 18:05:00 → BUF 2026-11-20 21:47:00; nonstop; 282 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $423.50

  • JetBlue Airways B6634: SJU 2026-11-27 18:05:00 → BUF 2026-11-27 21:47:00; nonstop; 282 minutes. Local airport times.
  • JetBlue Airways B6635: BUF 2026-12-04 07:00:00 → SJU 2026-12-04 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 · one way · $140.00

  • Frontier Airlines F92867 / F91692: SJU 2026-11-20 11:00:00 → BUF 2026-11-20 19:02:00; 1 stop(s) via MCO; 542 minutes. Local airport times.
    • F92867: SJU 2026-11-20 11:00:00 → MCO 2026-11-20 13:14:00; layover at MCO: 179 minutes.
    • F91692: MCO 2026-11-20 16:13:00 → BUF 2026-11-20 19:02:00.

2026-11-20 · one way · $210.00

  • Southwest Airlines WN4666 / WN2448: SJU 2026-11-20 05:35:00 → BUF 2026-11-20 13:00:00; 1 stop(s) via MCO; 505 minutes. Local airport times.
    • WN4666: SJU 2026-11-20 05:35:00 → MCO 2026-11-20 07:45:00; layover at MCO: 145 minutes.
    • WN2448: MCO 2026-11-20 10:10:00 → BUF 2026-11-20 13:00:00.

2026-11-20 · one way · $220.00

  • American Airlines AA2433 / AA5911: SJU 2026-11-20 14:44:00 → BUF 2026-11-20 22:44:00; 1 stop(s) via PHL; 540 minutes. Local airport times.
    • AA2433: SJU 2026-11-20 14:44:00 → PHL 2026-11-20 17:55:00; layover at PHL: 203 minutes.
    • AA5911: PHL 2026-11-20 21:18:00 → BUF 2026-11-20 22:44:00.

2026-11-20 · one way · $225.00

  • United Airlines UA2219 / UA3529: SJU 2026-11-20 02:05:00 → BUF 2026-11-20 10:08:00; 1 stop(s) via EWR; 543 minutes. Local airport times.
    • UA2219: SJU 2026-11-20 02:05:00 → EWR 2026-11-20 05:24:00; layover at EWR: 196 minutes.
    • UA3529: EWR 2026-11-20 08:40:00 → BUF 2026-11-20 10:08:00.

2026-11-27 → 2026-12-04 · $351.50

  • Frontier Airlines F92867 / F91692: SJU 2026-11-27 11:00:00 → BUF 2026-11-27 19:02:00; 1 stop(s) via MCO; 542 minutes. Local airport times.
    • F92867: SJU 2026-11-27 11:00:00 → MCO 2026-11-27 13:14:00; layover at MCO: 179 minutes.
    • F91692: MCO 2026-11-27 16:13:00 → BUF 2026-11-27 19:02:00.
  • JetBlue Airways B6635: BUF 2026-12-04 07:00:00 → SJU 2026-12-04 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $428.50

  • Southwest Airlines WN4666 / WN2448: SJU 2026-11-20 05:35:00 → BUF 2026-11-20 13:00:00; 1 stop(s) via MCO; 505 minutes. Local airport times.
    • WN4666: SJU 2026-11-20 05:35:00 → MCO 2026-11-20 07:45:00; layover at MCO: 145 minutes.
    • WN2448: MCO 2026-11-20 10:10:00 → BUF 2026-11-20 13:00:00.
  • JetBlue Airways B6635: BUF 2026-11-23 07:00:00 → SJU 2026-11-23 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $441.00

  • United Airlines UA2219 / UA3529: SJU 2026-11-20 02:05:00 → BUF 2026-11-20 10:08:00; 1 stop(s) via EWR; 543 minutes. Local airport times.
    • UA2219: SJU 2026-11-20 02:05:00 → EWR 2026-11-20 05:24:00; layover at EWR: 196 minutes.
    • UA3529: EWR 2026-11-20 08:40:00 → BUF 2026-11-20 10:08:00.
  • JetBlue Airways B6635: BUF 2026-11-23 07:00:00 → SJU 2026-11-23 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $451.00

  • American Airlines AA2433 / AA5911: SJU 2026-11-20 14:44:00 → BUF 2026-11-20 22:44:00; 1 stop(s) via PHL; 540 minutes. Local airport times.
    • AA2433: SJU 2026-11-20 14:44:00 → PHL 2026-11-20 17:55:00; layover at PHL: 203 minutes.
    • AA5911: PHL 2026-11-20 21:18:00 → BUF 2026-11-20 22:44:00.
  • American Airlines AA1203 / AA2098: BUF 2026-11-23 12:50:00 → SJU 2026-11-23 21:13:00; 1 stop(s) via CLT; 443 minutes. Local airport times.
    • AA1203: BUF 2026-11-23 12:50:00 → CLT 2026-11-23 14:54:00; layover at CLT: 101 minutes.
    • AA2098: CLT 2026-11-23 16:35:00 → SJU 2026-11-23 21:13:00.

2026-11-20 → 2026-11-23 · $423.50

  • JetBlue Airways B6634: SJU 2026-11-20 18:05:00 → BUF 2026-11-20 21:47:00; nonstop; 282 minutes. Local airport times.
  • JetBlue Airways B6635: BUF 2026-11-23 07:00:00 → SJU 2026-11-23 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 · one way · $195.00

  • JetBlue Airways B61604 / B6802: SJU 2026-11-20 07:55:00 → BUF 2026-11-20 15:54:00; 1 stop(s) via JFK; 539 minutes. Local airport times.
    • B61604: SJU 2026-11-20 07:55:00 → JFK 2026-11-20 10:58:00; layover at JFK: 207 minutes.
    • B6802: JFK 2026-11-20 14:25:00 → BUF 2026-11-20 15:54:00.

2026-11-20 · one way · $220.00

  • American Airlines AA3324 / AA3962: SJU 2026-11-20 07:05:00 → BUF 2026-11-20 14:57:00; 1 stop(s) via CLT; 532 minutes. Local airport times.
    • AA3324: SJU 2026-11-20 07:05:00 → CLT 2026-11-20 10:05:00; layover at CLT: 180 minutes.
    • AA3962: CLT 2026-11-20 13:05:00 → BUF 2026-11-20 14:57:00.

2026-11-20 → 2026-11-23 · $363.50

  • Frontier Airlines F92867 / F91692: SJU 2026-11-20 11:00:00 → BUF 2026-11-20 19:02:00; 1 stop(s) via MCO; 542 minutes. Local airport times.
    • F92867: SJU 2026-11-20 11:00:00 → MCO 2026-11-20 13:14:00; layover at MCO: 179 minutes.
    • F91692: MCO 2026-11-20 16:13:00 → BUF 2026-11-20 19:02:00.
  • JetBlue Airways B6635: BUF 2026-11-23 07:00:00 → SJU 2026-11-23 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $414.50

  • JetBlue Airways B61604 / B6802: SJU 2026-11-27 07:55:00 → BUF 2026-11-27 15:54:00; 1 stop(s) via JFK; 539 minutes. Local airport times.
    • B61604: SJU 2026-11-27 07:55:00 → JFK 2026-11-27 10:58:00; layover at JFK: 207 minutes.
    • B6802: JFK 2026-11-27 14:25:00 → BUF 2026-11-27 15:54:00.
  • JetBlue Airways B6635: BUF 2026-12-04 07:00:00 → SJU 2026-12-04 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $416.00

  • JetBlue Airways B61604 / B6802: SJU 2026-11-20 07:55:00 → BUF 2026-11-20 15:54:00; 1 stop(s) via JFK; 539 minutes. Local airport times.
    • B61604: SJU 2026-11-20 07:55:00 → JFK 2026-11-20 10:58:00; layover at JFK: 207 minutes.
    • B6802: JFK 2026-11-20 14:25:00 → BUF 2026-11-20 15:54:00.
  • JetBlue Airways B6635: BUF 2026-11-23 07:00:00 → SJU 2026-11-23 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $429.50

  • Southwest Airlines WN4666 / WN2448: SJU 2026-11-27 05:35:00 → BUF 2026-11-27 13:00:00; 1 stop(s) via MCO; 505 minutes. Local airport times.
    • WN4666: SJU 2026-11-27 05:35:00 → MCO 2026-11-27 07:45:00; layover at MCO: 145 minutes.
    • WN2448: MCO 2026-11-27 10:10:00 → BUF 2026-11-27 13:00:00.
  • JetBlue Airways B6635: BUF 2026-12-04 07:00:00 → SJU 2026-12-04 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $444.50

  • United Airlines UA2219 / UA3529: SJU 2026-11-27 02:05:00 → BUF 2026-11-27 10:08:00; 1 stop(s) via EWR; 543 minutes. Local airport times.
    • UA2219: SJU 2026-11-27 02:05:00 → EWR 2026-11-27 05:24:00; layover at EWR: 196 minutes.
    • UA3529: EWR 2026-11-27 08:40:00 → BUF 2026-11-27 10:08:00.
  • JetBlue Airways B6635: BUF 2026-12-04 07:00:00 → SJU 2026-12-04 12:48:00; nonstop; 288 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $451.00

  • American Airlines AA3324 / AA3962: SJU 2026-11-20 07:05:00 → BUF 2026-11-20 14:57:00; 1 stop(s) via CLT; 532 minutes. Local airport times.
    • AA3324: SJU 2026-11-20 07:05:00 → CLT 2026-11-20 10:05:00; layover at CLT: 180 minutes.
    • AA3962: CLT 2026-11-20 13:05:00 → BUF 2026-11-20 14:57:00.
  • American Airlines AA1203 / AA2098: BUF 2026-11-23 12:50:00 → SJU 2026-11-23 21:13:00; 1 stop(s) via CLT; 443 minutes. Local airport times.
    • AA1203: BUF 2026-11-23 12:50:00 → CLT 2026-11-23 14:54:00; layover at CLT: 101 minutes.
    • AA2098: CLT 2026-11-23 16:35:00 → SJU 2026-11-23 21:13:00.

2026-11-27 → 2026-12-04 · $451.00

  • American Airlines AA2433 / AA5911: SJU 2026-11-27 14:44:00 → BUF 2026-11-27 22:44:00; 1 stop(s) via PHL; 540 minutes. Local airport times.
    • AA2433: SJU 2026-11-27 14:44:00 → PHL 2026-11-27 17:55:00; layover at PHL: 203 minutes.
    • AA5911: PHL 2026-11-27 21:18:00 → BUF 2026-11-27 22:44:00.
  • American Airlines AA5866 / AA507: BUF 2026-12-04 15:41:00 → SJU 2026-12-05 00:11:00; 1 stop(s) via PHL; 450 minutes. Local airport times.
    • AA5866: BUF 2026-12-04 15:41:00 → PHL 2026-12-04 17:17:00; layover at PHL: 108 minutes.
    • AA507: PHL 2026-12-04 19:05:00 → SJU 2026-12-05 00:11:00.

2026-11-27 → 2026-12-04 · $451.00

  • American Airlines AA3324 / AA3962: SJU 2026-11-27 07:05:00 → BUF 2026-11-27 14:57:00; 1 stop(s) via CLT; 532 minutes. Local airport times.
    • AA3324: SJU 2026-11-27 07:05:00 → CLT 2026-11-27 10:05:00; layover at CLT: 180 minutes.
    • AA3962: CLT 2026-11-27 13:05:00 → BUF 2026-11-27 14:57:00.
  • American Airlines AA5866 / AA507: BUF 2026-12-04 15:41:00 → SJU 2026-12-05 00:11:00; 1 stop(s) via PHL; 450 minutes. Local airport times.
    • AA5866: BUF 2026-12-04 15:41:00 → PHL 2026-12-04 17:17:00; layover at PHL: 108 minutes.
    • AA507: PHL 2026-12-04 19:05:00 → SJU 2026-12-05 00:11:00.

More dates for this route