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San Francisco → Denver

Dec 21, 2026 · one way

SFO → DEN1 adulteconomyOne way

12 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 · One way

Frontier Airlines
9:23 pmSFO
2h 40m
Nonstop
1:03 am+1DEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
8:00 amSFO
2h 30m
Nonstop
11:30 amDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
5:00 amSFO
2h 37m
Nonstop
8:37 amDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Frontier Airlines
6:02 amSFO
2h 38m
Nonstop
9:40 amDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
5:50 amSFO
2h 30m
Nonstop
9:20 amDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
1:00 pmSFO
2h 36m
Nonstop
4:36 pmDEN

One-way total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 · One way

Delta Air Lines
5:15 pmSFO
4h 54m
SLC · 1h 30m
11:09 pmDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
6:10 amSFO
4h 50m
BUR · 1h 5m
12:00 pmDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
10:38 amSFO
4h 55m
BUR · 1h 4m
4:33 pmDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
10:51 amSFO
4h 44m
SBA · 1h 2m
4:35 pmDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
11:00 amSFO
4h 55m
ONT · 1h 11m
4:55 pmDEN

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
10:40 amSFO
4h 50m
SBP · 1h 7m
4:30 pmDEN

One-way total · 1 adult · Taxes included

Make this trip yours

SFO ⇄ 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 · one wayFrontier AirlinesF93440$110.502026-10-29T02:06:50Z
2026-12-21 · one waySouthwest AirlinesWN3428$188.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA1479$201.502026-10-29T02:06:50Z
2026-12-21 · one wayDelta Air LinesDL1088 + DL1667$227.502026-10-29T02:06:50Z
2026-12-21 · one wayFrontier AirlinesF91230$110.502026-10-29T02:06:50Z
2026-12-21 · one waySouthwest AirlinesWN4578$188.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA540$201.502026-10-29T02:06:50Z
2026-12-21 · one waySouthwest AirlinesWN3839 + WN2776$175.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA2115 + UA2187$188.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA1578 + UA1790$188.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA1482 + UA1263$188.502026-10-29T02:06:50Z
2026-12-21 · one wayUnited AirlinesUA2367 + UA259$188.502026-10-29T02:06:50Z

2026-12-21 · one way · $110.50

  • Frontier Airlines F93440: SFO 2026-12-21 21:23:00 → DEN 2026-12-22 01:03:00; nonstop; 160 minutes. Local airport times.

2026-12-21 · one way · $188.50

  • Southwest Airlines WN3428: SFO 2026-12-21 08:00:00 → DEN 2026-12-21 11:30:00; nonstop; 150 minutes. Local airport times.

2026-12-21 · one way · $201.50

  • United Airlines UA1479: SFO 2026-12-21 05:00:00 → DEN 2026-12-21 08:37:00; nonstop; 157 minutes. Local airport times.

2026-12-21 · one way · $227.50

  • Delta Air Lines DL1088 / DL1667: SFO 2026-12-21 17:15:00 → DEN 2026-12-21 23:09:00; 1 stop(s) via SLC; 294 minutes. Local airport times.
    • DL1088: SFO 2026-12-21 17:15:00 → SLC 2026-12-21 20:05:00; layover at SLC: 90 minutes.
    • DL1667: SLC 2026-12-21 21:35:00 → DEN 2026-12-21 23:09:00.

2026-12-21 · one way · $110.50

  • Frontier Airlines F91230: SFO 2026-12-21 06:02:00 → DEN 2026-12-21 09:40:00; nonstop; 158 minutes. Local airport times.

2026-12-21 · one way · $188.50

  • Southwest Airlines WN4578: SFO 2026-12-21 05:50:00 → DEN 2026-12-21 09:20:00; nonstop; 150 minutes. Local airport times.

2026-12-21 · one way · $201.50

  • United Airlines UA540: SFO 2026-12-21 13:00:00 → DEN 2026-12-21 16:36:00; nonstop; 156 minutes. Local airport times.

2026-12-21 · one way · $175.50

  • Southwest Airlines WN3839 / WN2776: SFO 2026-12-21 06:10:00 → DEN 2026-12-21 12:00:00; 1 stop(s) via BUR; 290 minutes. Local airport times.
    • WN3839: SFO 2026-12-21 06:10:00 → BUR 2026-12-21 07:35:00; layover at BUR: 65 minutes.
    • WN2776: BUR 2026-12-21 08:40:00 → DEN 2026-12-21 12:00:00.

2026-12-21 · one way · $188.50

  • United Airlines UA2115 / UA2187: SFO 2026-12-21 10:38:00 → DEN 2026-12-21 16:33:00; 1 stop(s) via BUR; 295 minutes. Local airport times.
    • UA2115: SFO 2026-12-21 10:38:00 → BUR 2026-12-21 11:58:00; layover at BUR: 64 minutes.
    • UA2187: BUR 2026-12-21 13:02:00 → DEN 2026-12-21 16:33:00.

2026-12-21 · one way · $188.50

  • United Airlines UA1578 / UA1790: SFO 2026-12-21 10:51:00 → DEN 2026-12-21 16:35:00; 1 stop(s) via SBA; 284 minutes. Local airport times.
    • UA1578: SFO 2026-12-21 10:51:00 → SBA 2026-12-21 12:04:00; layover at SBA: 62 minutes.
    • UA1790: SBA 2026-12-21 13:06:00 → DEN 2026-12-21 16:35:00.

2026-12-21 · one way · $188.50

  • United Airlines UA1482 / UA1263: SFO 2026-12-21 11:00:00 → DEN 2026-12-21 16:55:00; 1 stop(s) via ONT; 295 minutes. Local airport times.
    • UA1482: SFO 2026-12-21 11:00:00 → ONT 2026-12-21 12:29:00; layover at ONT: 71 minutes.
    • UA1263: ONT 2026-12-21 13:40:00 → DEN 2026-12-21 16:55:00.

2026-12-21 · one way · $188.50

  • United Airlines UA2367 / UA259: SFO 2026-12-21 10:40:00 → DEN 2026-12-21 16:30:00; 1 stop(s) via SBP; 290 minutes. Local airport times.
    • UA2367: SFO 2026-12-21 10:40:00 → SBP 2026-12-21 11:50:00; layover at SBP: 67 minutes.
    • UA259: SBP 2026-12-21 12:57:00 → DEN 2026-12-21 16:30:00.

More dates for this route