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Route overview: Santa Rosa to Denver (DEN) flight deals

Santa Rosa → Denver

Dec 22, 2026 · return Dec 27, 2026

STS → DEN1 adulteconomyRound trip

6 flight options · 4 airlines

One-stop flights

Tue, Dec 22 – Sun, Dec 27

Southwest Airlines
12:50 pmSTS
5h 50m
BUR · 2h 5m
7:40 pmDEN
Southwest Airlines
5:25 pmDEN
5h 5m
SAN · 1h
9:30 pmSTS

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

Alaska Airlines
12:01 pmSTS
5h 12m
LAX · 1h 8m
6:13 pmDEN
Southwest Airlines
5:25 pmDEN
5h 5m
SAN · 1h
9:30 pmSTS

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

American Airlines
1:18 pmSTS
5h 11m
PHX · 1h 8m
7:29 pmDEN
American Airlines
6:46 pmDEN
5h 35m
LAX · 1h 9m
11:21 pmSTS

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

Delta Air Lines
11:27 amSTS
4h 52m
SLC · 1h 20m
5:19 pmDEN
Delta Air Lines
6:18 amDEN
5h 25m
SLC · 1h 40m
10:43 amSTS

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

Southwest Airlines
5:10 pmSTS
6h 30m
SAN · 2h 30m
12:40 am+1DEN
Southwest Airlines
5:25 pmDEN
5h 5m
SAN · 1h
9:30 pmSTS

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

Alaska Airlines
11:23 amSTS
6h 56m
SAN · 2h 44m
7:19 pmDEN
Southwest Airlines
5:25 pmDEN
5h 5m
SAN · 1h
9:30 pmSTS

Round-trip total · 1 adult · Taxes included

Make this trip yours

STS ⇄ DEN

Economy

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Explore this route

All dates for this routeDec 21, 2026 → Dec 26, 2026Dec 23, 2026 → Dec 28, 2026
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.

Route overview: Santa Rosa to Denver (DEN) flight deals

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-22 → 2026-12-27Southwest AirlinesWN3027 + WN865 / WN1780 + WN3455$499.502026-10-29T01:29:23Z
2026-12-22 → 2026-12-27Alaska Airlines / Southwest AirlinesAS2119 + AA6281 / WN1780 + WN3455$550.132026-10-29T01:29:23Z
2026-12-22 → 2026-12-27American AirlinesAA3407 + AA1762 / AA6281 + AS3091$634.502026-10-29T01:29:23Z
2026-12-22 → 2026-12-27Delta Air LinesDL3541 + DL1623 / DL2544 + DL3541$675.002026-10-29T01:29:23Z
2026-12-22 → 2026-12-27Southwest AirlinesWN4209 + WN3702 / WN1780 + WN3455$499.502026-10-29T01:29:23Z
2026-12-22 → 2026-12-27Alaska Airlines / Southwest AirlinesAS2056 + AS3155 / WN1780 + WN3455$550.132026-10-29T01:29:23Z

2026-12-22 → 2026-12-27 · $499.50

  • Southwest Airlines WN3027 / WN865: STS 2026-12-22 12:50:00 → DEN 2026-12-22 19:40:00; 1 stop(s) via BUR; 350 minutes. Local airport times.
    • WN3027: STS 2026-12-22 12:50:00 → BUR 2026-12-22 14:15:00; layover at BUR: 125 minutes.
    • WN865: BUR 2026-12-22 16:20:00 → DEN 2026-12-22 19:40:00.
  • Southwest Airlines WN1780 / WN3455: DEN 2026-12-27 17:25:00 → STS 2026-12-27 21:30:00; 1 stop(s) via SAN; 305 minutes. Local airport times.
    • WN1780: DEN 2026-12-27 17:25:00 → SAN 2026-12-27 18:45:00; layover at SAN: 60 minutes.
    • WN3455: SAN 2026-12-27 19:45:00 → STS 2026-12-27 21:30:00.

2026-12-22 → 2026-12-27 · $550.13

  • Alaska Airlines AS2119 / AA6281: STS 2026-12-22 12:01:00 → DEN 2026-12-22 18:13:00; 1 stop(s) via LAX; 312 minutes. Local airport times.
    • AS2119: STS 2026-12-22 12:01:00 → LAX 2026-12-22 13:36:00; layover at LAX: 68 minutes.
    • AA6281: LAX 2026-12-22 14:44:00 → DEN 2026-12-22 18:13:00.
  • Southwest Airlines WN1780 / WN3455: DEN 2026-12-27 17:25:00 → STS 2026-12-27 21:30:00; 1 stop(s) via SAN; 305 minutes. Local airport times.
    • WN1780: DEN 2026-12-27 17:25:00 → SAN 2026-12-27 18:45:00; layover at SAN: 60 minutes.
    • WN3455: SAN 2026-12-27 19:45:00 → STS 2026-12-27 21:30:00.

2026-12-22 → 2026-12-27 · $634.50

  • American Airlines AA3407 / AA1762: STS 2026-12-22 13:18:00 → DEN 2026-12-22 19:29:00; 1 stop(s) via PHX; 311 minutes. Local airport times.
    • AA3407: STS 2026-12-22 13:18:00 → PHX 2026-12-22 16:27:00; layover at PHX: 68 minutes.
    • AA1762: PHX 2026-12-22 17:35:00 → DEN 2026-12-22 19:29:00.
  • American Airlines AA6281 / AS3091: DEN 2026-12-27 18:46:00 → STS 2026-12-27 23:21:00; 1 stop(s) via LAX; 335 minutes. Local airport times.
    • AA6281: DEN 2026-12-27 18:46:00 → LAX 2026-12-27 20:30:00; layover at LAX: 69 minutes.
    • AS3091: LAX 2026-12-27 21:39:00 → STS 2026-12-27 23:21:00.

2026-12-22 → 2026-12-27 · $675.00

  • Delta Air Lines DL3541 / DL1623: STS 2026-12-22 11:27:00 → DEN 2026-12-22 17:19:00; 1 stop(s) via SLC; 292 minutes. Local airport times.
    • DL3541: STS 2026-12-22 11:27:00 → SLC 2026-12-22 14:29:00; layover at SLC: 80 minutes.
    • DL1623: SLC 2026-12-22 15:49:00 → DEN 2026-12-22 17:19:00.
  • Delta Air Lines DL2544 / DL3541: DEN 2026-12-27 06:18:00 → STS 2026-12-27 10:43:00; 1 stop(s) via SLC; 325 minutes. Local airport times.
    • DL2544: DEN 2026-12-27 06:18:00 → SLC 2026-12-27 07:56:00; layover at SLC: 100 minutes.
    • DL3541: SLC 2026-12-27 09:36:00 → STS 2026-12-27 10:43:00.

2026-12-22 → 2026-12-27 · $499.50

  • Southwest Airlines WN4209 / WN3702: STS 2026-12-22 17:10:00 → DEN 2026-12-23 00:40:00; 1 stop(s) via SAN; 390 minutes. Local airport times.
    • WN4209: STS 2026-12-22 17:10:00 → SAN 2026-12-22 18:45:00; layover at SAN: 150 minutes.
    • WN3702: SAN 2026-12-22 21:15:00 → DEN 2026-12-23 00:40:00.
  • Southwest Airlines WN1780 / WN3455: DEN 2026-12-27 17:25:00 → STS 2026-12-27 21:30:00; 1 stop(s) via SAN; 305 minutes. Local airport times.
    • WN1780: DEN 2026-12-27 17:25:00 → SAN 2026-12-27 18:45:00; layover at SAN: 60 minutes.
    • WN3455: SAN 2026-12-27 19:45:00 → STS 2026-12-27 21:30:00.

2026-12-22 → 2026-12-27 · $550.13

  • Alaska Airlines AS2056 / AS3155: STS 2026-12-22 11:23:00 → DEN 2026-12-22 19:19:00; 1 stop(s) via SAN; 416 minutes. Local airport times.
    • AS2056: STS 2026-12-22 11:23:00 → SAN 2026-12-22 13:01:00; layover at SAN: 164 minutes.
    • AS3155: SAN 2026-12-22 15:45:00 → DEN 2026-12-22 19:19:00.
  • Southwest Airlines WN1780 / WN3455: DEN 2026-12-27 17:25:00 → STS 2026-12-27 21:30:00; 1 stop(s) via SAN; 305 minutes. Local airport times.
    • WN1780: DEN 2026-12-27 17:25:00 → SAN 2026-12-27 18:45:00; layover at SAN: 60 minutes.
    • WN3455: SAN 2026-12-27 19:45:00 → STS 2026-12-27 21:30:00.

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