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San Juan → Denver

Dec 21, 2026 · return Jan 4, 2027

SJU → DEN1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 – Mon, Jan 4

United Airlines
2:21 pmSJU
6h 46m
Nonstop
6:07 pmDEN
United Airlines
8:45 pmDEN
5h 36m
Nonstop
5:21 am+1SJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

United Airlines
6:35 amSJU
6h 42m
Nonstop
10:17 amDEN
United Airlines
8:45 pmDEN
5h 36m
Nonstop
5:21 am+1SJU

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Mon, Jan 4

Frontier Airlines
2:24 pmSJU
10h 33m
ATL · 2h 25m
9:57 pmDEN
Frontier Airlines
10:43 amDEN
8h 37m
CLT · 1h 46m
10:20 pmSJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Southwest Airlines
6:05 amSJU
9h 30m
TPA · 2h 15m
12:35 pmDEN
Southwest Airlines
2:10 pmDEN
7h 40m
MCO · 1h 25m
12:50 am+1SJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
7:05 amSJU
10h 37m
CLT · 2h 52m
2:42 pmDEN
United Airlines
8:45 pmDEN
5h 36m
Nonstop
5:21 am+1SJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Southwest Airlines
3:30 pmSJU
10h 10m
MDW · 2h 15m
10:40 pmDEN
Southwest Airlines
2:10 pmDEN
7h 40m
MCO · 1h 25m
12:50 am+1SJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

Southwest Airlines
5:35 amSJU
9h 20m
MCO · 2h
11:55 amDEN
Southwest Airlines
2:10 pmDEN
7h 40m
MCO · 1h 25m
12:50 am+1SJU

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Mon, Jan 4

American Airlines
1:20 amSJU
9h 57m
DFW · 2h 24m
8:17 amDEN
United Airlines
8:45 pmDEN
5h 36m
Nonstop
5:21 am+1SJU

Round-trip total · 1 adult · Taxes included

Make this trip yours

SJU ⇄ DEN

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 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 → 2027-01-04United AirlinesUA1368 / UA1439$838.752026-10-29T01:23:02Z
2026-12-21 → 2027-01-04Frontier AirlinesF92081 + F93599 / F91362 + F93004$453.752026-10-29T01:23:02Z
2026-12-21 → 2027-01-04Southwest AirlinesWN3957 + WN4313 / WN853 + WN2674$708.132026-10-29T01:23:02Z
2026-12-21 → 2027-01-04American Airlines / United AirlinesAA3324 + AA2305 / UA1439$796.752026-10-29T01:23:02Z
2026-12-21 → 2027-01-04United AirlinesUA1568 / UA1439$838.752026-10-29T01:23:02Z
2026-12-21 → 2027-01-04Southwest AirlinesWN3881 + WN3718 / WN853 + WN2674$708.132026-10-29T01:23:02Z
2026-12-21 → 2027-01-04Southwest AirlinesWN4666 + WN1785 / WN853 + WN2674$708.132026-10-29T01:23:02Z
2026-12-21 → 2027-01-04American Airlines / United AirlinesAA549 + AA1523 / UA1439$796.752026-10-29T01:23:02Z

2026-12-21 → 2027-01-04 · $838.75

  • United Airlines UA1368: SJU 2026-12-21 14:21:00 → DEN 2026-12-21 18:07:00; nonstop; 406 minutes. Local airport times.
  • United Airlines UA1439: DEN 2027-01-04 20:45:00 → SJU 2027-01-05 05:21:00; nonstop; 336 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $453.75

  • Frontier Airlines F92081 / F93599: SJU 2026-12-21 14:24:00 → DEN 2026-12-21 21:57:00; 1 stop(s) via ATL; 633 minutes. Local airport times.
    • F92081: SJU 2026-12-21 14:24:00 → ATL 2026-12-21 17:53:00; layover at ATL: 145 minutes.
    • F93599: ATL 2026-12-21 20:18:00 → DEN 2026-12-21 21:57:00.
  • Frontier Airlines F91362 / F93004: DEN 2027-01-04 10:43:00 → SJU 2027-01-04 22:20:00; 1 stop(s) via CLT; 517 minutes. Local airport times.
    • F91362: DEN 2027-01-04 10:43:00 → CLT 2027-01-04 15:56:00; layover at CLT: 106 minutes.
    • F93004: CLT 2027-01-04 17:42:00 → SJU 2027-01-04 22:20:00.

2026-12-21 → 2027-01-04 · $708.13

  • Southwest Airlines WN3957 / WN4313: SJU 2026-12-21 06:05:00 → DEN 2026-12-21 12:35:00; 1 stop(s) via TPA; 570 minutes. Local airport times.
    • WN3957: SJU 2026-12-21 06:05:00 → TPA 2026-12-21 08:20:00; layover at TPA: 135 minutes.
    • WN4313: TPA 2026-12-21 10:35:00 → DEN 2026-12-21 12:35:00.
  • Southwest Airlines WN853 / WN2674: DEN 2027-01-04 14:10:00 → SJU 2027-01-05 00:50:00; 1 stop(s) via MCO; 460 minutes. Local airport times.
    • WN853: DEN 2027-01-04 14:10:00 → MCO 2027-01-04 19:35:00; layover at MCO: 85 minutes.
    • WN2674: MCO 2027-01-04 21:00:00 → SJU 2027-01-05 00:50:00.

2026-12-21 → 2027-01-04 · $796.75

  • American Airlines AA3324 / AA2305: SJU 2026-12-21 07:05:00 → DEN 2026-12-21 14:42:00; 1 stop(s) via CLT; 637 minutes. Local airport times.
    • AA3324: SJU 2026-12-21 07:05:00 → CLT 2026-12-21 10:05:00; layover at CLT: 172 minutes.
    • AA2305: CLT 2026-12-21 12:57:00 → DEN 2026-12-21 14:42:00.
  • United Airlines UA1439: DEN 2027-01-04 20:45:00 → SJU 2027-01-05 05:21:00; nonstop; 336 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $838.75

  • United Airlines UA1568: SJU 2026-12-21 06:35:00 → DEN 2026-12-21 10:17:00; nonstop; 402 minutes. Local airport times.
  • United Airlines UA1439: DEN 2027-01-04 20:45:00 → SJU 2027-01-05 05:21:00; nonstop; 336 minutes. Local airport times.

2026-12-21 → 2027-01-04 · $708.13

  • Southwest Airlines WN3881 / WN3718: SJU 2026-12-21 15:30:00 → DEN 2026-12-21 22:40:00; 1 stop(s) via MDW; 610 minutes. Local airport times.
    • WN3881: SJU 2026-12-21 15:30:00 → MDW 2026-12-21 18:40:00; layover at MDW: 135 minutes.
    • WN3718: MDW 2026-12-21 20:55:00 → DEN 2026-12-21 22:40:00.
  • Southwest Airlines WN853 / WN2674: DEN 2027-01-04 14:10:00 → SJU 2027-01-05 00:50:00; 1 stop(s) via MCO; 460 minutes. Local airport times.
    • WN853: DEN 2027-01-04 14:10:00 → MCO 2027-01-04 19:35:00; layover at MCO: 85 minutes.
    • WN2674: MCO 2027-01-04 21:00:00 → SJU 2027-01-05 00:50:00.

2026-12-21 → 2027-01-04 · $708.13

  • Southwest Airlines WN4666 / WN1785: SJU 2026-12-21 05:35:00 → DEN 2026-12-21 11:55:00; 1 stop(s) via MCO; 560 minutes. Local airport times.
    • WN4666: SJU 2026-12-21 05:35:00 → MCO 2026-12-21 07:45:00; layover at MCO: 120 minutes.
    • WN1785: MCO 2026-12-21 09:45:00 → DEN 2026-12-21 11:55:00.
  • Southwest Airlines WN853 / WN2674: DEN 2027-01-04 14:10:00 → SJU 2027-01-05 00:50:00; 1 stop(s) via MCO; 460 minutes. Local airport times.
    • WN853: DEN 2027-01-04 14:10:00 → MCO 2027-01-04 19:35:00; layover at MCO: 85 minutes.
    • WN2674: MCO 2027-01-04 21:00:00 → SJU 2027-01-05 00:50:00.

2026-12-21 → 2027-01-04 · $796.75

  • American Airlines AA549 / AA1523: SJU 2026-12-21 01:20:00 → DEN 2026-12-21 08:17:00; 1 stop(s) via DFW; 597 minutes. Local airport times.
    • AA549: SJU 2026-12-21 01:20:00 → DFW 2026-12-21 04:41:00; layover at DFW: 144 minutes.
    • AA1523: DFW 2026-12-21 07:05:00 → DEN 2026-12-21 08:17:00.
  • United Airlines UA1439: DEN 2027-01-04 20:45:00 → SJU 2027-01-05 05:21:00; nonstop; 336 minutes. Local airport times.

More dates for this route