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San Juan → Buffalo

Dec 18, 2026 · return Dec 21, 2026

SJU → BUF1 adulteconomyRound trip

7 flight options · 5 airlines

Nonstop flights

Fri, Dec 18 – Mon, Dec 21

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

One-stop flights

Fri, Dec 18 – Mon, Dec 21

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, Dec 18 – Mon, Dec 21

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, Dec 18 – Mon, Dec 21

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, Dec 18 – Mon, Dec 21

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, Dec 18 – Mon, Dec 21

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, Dec 18 – Mon, Dec 21

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

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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More dates

All dates for this routeOct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 13, 2026 → Nov 16, 2026Nov 14, 2026 → Nov 21, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 11, 2026 → Dec 14, 2026Dec 12, 2026 → Dec 19, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Jan 8, 2027 → Jan 11, 2027Jan 9, 2027 → Jan 16, 2027Jan 22, 2027 → Jan 25, 2027Jan 23, 2027 → Jan 30, 2027Feb 5, 2027 → Feb 8, 2027Feb 6, 2027 → Feb 13, 2027Mar 5, 2027 → Mar 8, 2027Mar 6, 2027 → Mar 13, 2027Apr 2, 2027 → Apr 5, 2027Apr 3, 2027 → Apr 10, 2027Apr 30, 2027 → May 3, 2027May 1, 2027 → May 8, 2027May 28, 2027 → May 31, 2027May 29, 2027 → Jun 5, 2027Jun 25, 2027 → Jun 28, 2027Jun 26, 2027 → Jul 3, 2027Jul 23, 2027 → Jul 26, 2027Jul 24, 2027 → Jul 31, 2027Aug 20, 2027 → Aug 23, 2027Aug 21, 2027 → Aug 28, 2027Sep 17, 2027 → Sep 20, 2027Oct 30, 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)
2026-12-18 → 2026-12-21JetBlue AirwaysB6634 / B6635$462.002026-10-29T01:23:02Z
2026-12-18 → 2026-12-21Frontier Airlines / JetBlue AirwaysF92867 + F91692 / B6635$402.002026-10-29T01:23:02Z
2026-12-18 → 2026-12-21Southwest Airlines / JetBlue AirwaysWN4666 + WN2448 / B6635$467.002026-10-29T01:23:02Z
2026-12-18 → 2026-12-21United Airlines / JetBlue AirwaysUA2219 + UA3529 / B6635$479.502026-10-29T01:23:02Z
2026-12-18 → 2026-12-21American AirlinesAA2433 + AA5911 / AA1203 + AA2098$492.002026-10-29T01:23:02Z
2026-12-18 → 2026-12-21JetBlue AirwaysB61604 + B6802 / B6635$454.502026-10-29T01:23:02Z
2026-12-18 → 2026-12-21American AirlinesAA3324 + AA3962 / AA1203 + AA2098$492.002026-10-29T01:23:02Z

2026-12-18 → 2026-12-21 · $462.00

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

2026-12-18 → 2026-12-21 · $402.00

  • Frontier Airlines F92867 / F91692: SJU 2026-12-18 11:00:00 → BUF 2026-12-18 19:02:00; 1 stop(s) via MCO; 542 minutes. Local airport times.
    • F92867: SJU 2026-12-18 11:00:00 → MCO 2026-12-18 13:14:00; layover at MCO: 179 minutes.
    • F91692: MCO 2026-12-18 16:13:00 → BUF 2026-12-18 19:02:00.
  • JetBlue Airways B6635: BUF 2026-12-21 07:00:00 → SJU 2026-12-21 12:48:00; nonstop; 288 minutes. Local airport times.

2026-12-18 → 2026-12-21 · $467.00

  • Southwest Airlines WN4666 / WN2448: SJU 2026-12-18 05:35:00 → BUF 2026-12-18 13:00:00; 1 stop(s) via MCO; 505 minutes. Local airport times.
    • WN4666: SJU 2026-12-18 05:35:00 → MCO 2026-12-18 07:45:00; layover at MCO: 145 minutes.
    • WN2448: MCO 2026-12-18 10:10:00 → BUF 2026-12-18 13:00:00.
  • JetBlue Airways B6635: BUF 2026-12-21 07:00:00 → SJU 2026-12-21 12:48:00; nonstop; 288 minutes. Local airport times.

2026-12-18 → 2026-12-21 · $479.50

  • United Airlines UA2219 / UA3529: SJU 2026-12-18 02:05:00 → BUF 2026-12-18 10:08:00; 1 stop(s) via EWR; 543 minutes. Local airport times.
    • UA2219: SJU 2026-12-18 02:05:00 → EWR 2026-12-18 05:24:00; layover at EWR: 196 minutes.
    • UA3529: EWR 2026-12-18 08:40:00 → BUF 2026-12-18 10:08:00.
  • JetBlue Airways B6635: BUF 2026-12-21 07:00:00 → SJU 2026-12-21 12:48:00; nonstop; 288 minutes. Local airport times.

2026-12-18 → 2026-12-21 · $492.00

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

2026-12-18 → 2026-12-21 · $454.50

  • JetBlue Airways B61604 / B6802: SJU 2026-12-18 07:55:00 → BUF 2026-12-18 15:54:00; 1 stop(s) via JFK; 539 minutes. Local airport times.
    • B61604: SJU 2026-12-18 07:55:00 → JFK 2026-12-18 10:58:00; layover at JFK: 207 minutes.
    • B6802: JFK 2026-12-18 14:25:00 → BUF 2026-12-18 15:54:00.
  • JetBlue Airways B6635: BUF 2026-12-21 07:00:00 → SJU 2026-12-21 12:48:00; nonstop; 288 minutes. Local airport times.

2026-12-18 → 2026-12-21 · $492.00

  • American Airlines AA3324 / AA3962: SJU 2026-12-18 07:05:00 → BUF 2026-12-18 14:57:00; 1 stop(s) via CLT; 532 minutes. Local airport times.
    • AA3324: SJU 2026-12-18 07:05:00 → CLT 2026-12-18 10:05:00; layover at CLT: 180 minutes.
    • AA3962: CLT 2026-12-18 13:05:00 → BUF 2026-12-18 14:57:00.
  • American Airlines AA1203 / AA2098: BUF 2026-12-21 12:50:00 → SJU 2026-12-21 21:13:00; 1 stop(s) via CLT; 443 minutes. Local airport times.
    • AA1203: BUF 2026-12-21 12:50:00 → CLT 2026-12-21 14:54:00; layover at CLT: 101 minutes.
    • AA2098: CLT 2026-12-21 16:35:00 → SJU 2026-12-21 21:13:00.

More dates for this route