Travel with Axel,
get the best price.

San Juan → Houston

Dec 2, 2026 · return Dec 9, 2026

SJU → IAH1 adulteconomyRound trip

9 flight options · 5 airlines

Nonstop flights

Wed, Dec 2 – Wed, Dec 9

Frontier Airlines
9:48 pmSJU
5h 10m
Nonstop
12:58 am+1IAH
Frontier Airlines
5:25 amIAH
4h 20m
Nonstop
11:45 amSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

United Airlines
7:40 amSJU
5h 6m
Nonstop
10:46 amIAH
United Airlines
3:05 pmIAH
4h 19m
Nonstop
9:24 pmSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

United Airlines
3:46 pmSJU
5h 10m
Nonstop
6:56 pmIAH
United Airlines
3:05 pmIAH
4h 19m
Nonstop
9:24 pmSJU

Round-trip total · 1 adult · Taxes included

One-stop flights

Wed, Dec 2 – Wed, Dec 9

JetBlue Airways
5:01 amSJU
9h 6m
FLL · 3h 16m
12:07 pmIAH
JetBlue Airways
7:00 amIAH
6h 58m
FLL · 1h 42m
3:58 pmSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

American Airlines
1:20 amSJU
8h 59m
DFW · 2h 19m
8:19 amIAH
American Airlines
8:12 amIAH
7h 35m
CLT · 1h 28m
5:47 pmSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

Copa Airlines
5:29 amSJU
8h 46m
PTY · 1h 26m
12:15 pmIAH
United Airlines
3:05 pmIAH
4h 19m
Nonstop
9:24 pmSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

Frontier Airlines
8:45 amSJU
7h 59m
FLL · 2h 5m
2:44 pmIAH
Frontier Airlines
5:25 amIAH
4h 20m
Nonstop
11:45 amSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

Frontier Airlines
3:55 amSJU
8h 17m
MCO · 2h 15m
10:12 amIAH
Frontier Airlines
5:25 amIAH
4h 20m
Nonstop
11:45 amSJU

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Wed, Dec 9

American Airlines
3:53 pmSJU
9h
CLT · 2h 14m
10:53 pmIAH
American Airlines
8:12 amIAH
7h 35m
CLT · 1h 28m
5:47 pmSJU

Round-trip total · 1 adult · Taxes included

Make this trip yours

SJU ⇄ IAH

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, Frontier 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)
2026-12-02 → 2026-12-09Frontier AirlinesF91339 / F91800$230.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09United AirlinesUA1644 / UA701$440.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09JetBlue AirwaysB61654 + B62179 / B62380 + B6253$370.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09American AirlinesAA549 + AA3967 / AA2765 + AA539$380.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09Copa Airlines / United AirlinesCM451 + UA1249 / UA701$505.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09United AirlinesUA668 / UA701$440.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09Frontier AirlinesF93017 + F91495 / F91800$245.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09Frontier AirlinesF91823 + F92029 / F91800$245.002026-10-29T01:23:44Z
2026-12-02 → 2026-12-09American AirlinesAA2150 + AA565 / AA2765 + AA539$380.002026-10-29T01:23:44Z

2026-12-02 → 2026-12-09 · $230.00

  • Frontier Airlines F91339: SJU 2026-12-02 21:48:00 → IAH 2026-12-03 00:58:00; nonstop; 310 minutes. Local airport times.
  • Frontier Airlines F91800: IAH 2026-12-09 05:25:00 → SJU 2026-12-09 11:45:00; nonstop; 260 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $440.00

  • United Airlines UA1644: SJU 2026-12-02 07:40:00 → IAH 2026-12-02 10:46:00; nonstop; 306 minutes. Local airport times.
  • United Airlines UA701: IAH 2026-12-09 15:05:00 → SJU 2026-12-09 21:24:00; nonstop; 259 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $370.00

  • JetBlue Airways B61654 / B62179: SJU 2026-12-02 05:01:00 → IAH 2026-12-02 12:07:00; 1 stop(s) via FLL; 546 minutes. Local airport times.
    • B61654: SJU 2026-12-02 05:01:00 → FLL 2026-12-02 06:48:00; layover at FLL: 196 minutes.
    • B62179: FLL 2026-12-02 10:04:00 → IAH 2026-12-02 12:07:00.
  • JetBlue Airways B62380 / B6253: IAH 2026-12-09 07:00:00 → SJU 2026-12-09 15:58:00; 1 stop(s) via FLL; 418 minutes. Local airport times.
    • B62380: IAH 2026-12-09 07:00:00 → FLL 2026-12-09 10:38:00; layover at FLL: 102 minutes.
    • B6253: FLL 2026-12-09 12:20:00 → SJU 2026-12-09 15:58:00.

2026-12-02 → 2026-12-09 · $380.00

  • American Airlines AA549 / AA3967: SJU 2026-12-02 01:20:00 → IAH 2026-12-02 08:19:00; 1 stop(s) via DFW; 539 minutes. Local airport times.
    • AA549: SJU 2026-12-02 01:20:00 → DFW 2026-12-02 04:41:00; layover at DFW: 139 minutes.
    • AA3967: DFW 2026-12-02 07:00:00 → IAH 2026-12-02 08:19:00.
  • American Airlines AA2765 / AA539: IAH 2026-12-09 08:12:00 → SJU 2026-12-09 17:47:00; 1 stop(s) via CLT; 455 minutes. Local airport times.
    • AA2765: IAH 2026-12-09 08:12:00 → CLT 2026-12-09 11:40:00; layover at CLT: 88 minutes.
    • AA539: CLT 2026-12-09 13:08:00 → SJU 2026-12-09 17:47:00.

2026-12-02 → 2026-12-09 · $505.00

  • Copa Airlines CM451 / UA1249: SJU 2026-12-02 05:29:00 → IAH 2026-12-02 12:15:00; 1 stop(s) via PTY; 526 minutes. Local airport times.
    • CM451: SJU 2026-12-02 05:29:00 → PTY 2026-12-02 07:29:00; layover at PTY: 86 minutes.
    • UA1249: PTY 2026-12-02 08:55:00 → IAH 2026-12-02 12:15:00.
  • United Airlines UA701: IAH 2026-12-09 15:05:00 → SJU 2026-12-09 21:24:00; nonstop; 259 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $440.00

  • United Airlines UA668: SJU 2026-12-02 15:46:00 → IAH 2026-12-02 18:56:00; nonstop; 310 minutes. Local airport times.
  • United Airlines UA701: IAH 2026-12-09 15:05:00 → SJU 2026-12-09 21:24:00; nonstop; 259 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $245.00

  • Frontier Airlines F93017 / F91495: SJU 2026-12-02 08:45:00 → IAH 2026-12-02 14:44:00; 1 stop(s) via FLL; 479 minutes. Local airport times.
    • F93017: SJU 2026-12-02 08:45:00 → FLL 2026-12-02 10:39:00; layover at FLL: 125 minutes.
    • F91495: FLL 2026-12-02 12:44:00 → IAH 2026-12-02 14:44:00.
  • Frontier Airlines F91800: IAH 2026-12-09 05:25:00 → SJU 2026-12-09 11:45:00; nonstop; 260 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $245.00

  • Frontier Airlines F91823 / F92029: SJU 2026-12-02 03:55:00 → IAH 2026-12-02 10:12:00; 1 stop(s) via MCO; 497 minutes. Local airport times.
    • F91823: SJU 2026-12-02 03:55:00 → MCO 2026-12-02 06:00:00; layover at MCO: 135 minutes.
    • F92029: MCO 2026-12-02 08:15:00 → IAH 2026-12-02 10:12:00.
  • Frontier Airlines F91800: IAH 2026-12-09 05:25:00 → SJU 2026-12-09 11:45:00; nonstop; 260 minutes. Local airport times.

2026-12-02 → 2026-12-09 · $380.00

  • American Airlines AA2150 / AA565: SJU 2026-12-02 15:53:00 → IAH 2026-12-02 22:53:00; 1 stop(s) via CLT; 540 minutes. Local airport times.
    • AA2150: SJU 2026-12-02 15:53:00 → CLT 2026-12-02 18:53:00; layover at CLT: 134 minutes.
    • AA565: CLT 2026-12-02 21:07:00 → IAH 2026-12-02 22:53:00.
  • American Airlines AA2765 / AA539: IAH 2026-12-09 08:12:00 → SJU 2026-12-09 17:47:00; 1 stop(s) via CLT; 455 minutes. Local airport times.
    • AA2765: IAH 2026-12-09 08:12:00 → CLT 2026-12-09 11:40:00; layover at CLT: 88 minutes.
    • AA539: CLT 2026-12-09 13:08:00 → SJU 2026-12-09 17:47:00.

More dates for this route