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Seattle → San Antonio

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SEA → SAT1 adulteconomy

21 flight options · 4 airlines

Round-trip flights

Fri, Nov 27 – Fri, Dec 4

Alaska Airlines
10:58 amSEA
3h 59m
Nonstop
4:57 pmSAT
Alaska Airlines
5:00 pmSAT
4h 40m
Nonstop
7:40 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
2:05 pmSEA
6h 25m
LAS · 1h 25m
10:30 pmSAT
Southwest Airlines
5:50 amSAT
6h 45m
DAL · 1h 5m
10:35 amSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
3:00 pmSEA
6h 10m
PHX · 1h 8m
11:10 pmSAT
American Airlines
8:00 amSAT
7h 17m
DFW · 1h 18m
1:17 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Delta Air Lines
9:25 amSEA
5h 47m
SLC · 1h
5:12 pmSAT
Delta Air Lines
7:43 amSAT
6h 53m
SLC · 1h 26m
12:36 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Alaska Airlines
10:58 amSEA
3h 59m
Nonstop
4:57 pmSAT
Alaska Airlines
5:29 pmSAT
4h 31m
Nonstop
8:00 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
6:10 amSEA
5h 55m
DEN · 1h 10m
2:05 pmSAT
Southwest Airlines
5:50 amSAT
6h 45m
DAL · 1h 5m
10:35 amSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Alaska Airlines
12:30 amSEA
6h 3m
DFW · 1h
8:33 amSAT
Alaska Airlines
5:00 pmSAT
4h 40m
Nonstop
7:40 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Alaska Airlines
10:01 amSEA
4h 1m
Nonstop
4:02 pmSAT
United Airlines
4:48 pmSAT
6h 31m
DEN · 1h
9:19 pmSEA

Round-trip total · 1 adult · Taxes included

Show 6 more flights

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
2:05 pmSEA
6h 25m
LAS · 1h 25m
10:30 pmSAT
Southwest Airlines
5:50 amSAT
6h 45m
DAL · 1h 5m
10:35 amSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
6:10 amSEA
5h 55m
DEN · 1h 10m
2:05 pmSAT
Southwest Airlines
5:50 amSAT
6h 45m
DAL · 1h 5m
10:35 amSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
3:00 pmSEA
6h 10m
PHX · 1h 8m
11:10 pmSAT
American Airlines
8:00 amSAT
7h 17m
DFW · 1h 18m
1:17 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Delta Air Lines
9:25 amSEA
5h 47m
SLC · 1h
5:12 pmSAT
Delta Air Lines
7:43 amSAT
6h 53m
SLC · 1h 26m
12:36 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Alaska Airlines
12:30 amSEA
6h 3m
DFW · 1h
8:33 amSAT
Alaska Airlines
5:29 pmSAT
4h 31m
Nonstop
8:00 pmSEA

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Alaska Airlines
10:01 amSEA
4h 1m
Nonstop
4:02 pmSAT
Delta Air Lines
7:43 amSAT
6h 53m
SLC · 1h 26m
12:36 pmSEA

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

Alaska Airlines
10:58 amSEA
3h 59m
Nonstop
4:57 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
5:40 amSEA
6h 30m
PHX · 1h 35m
2:10 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
3:00 pmSEA
6h 10m
PHX · 1h 8m
11:10 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Delta Air Lines
9:25 amSEA
5h 47m
SLC · 1h
5:12 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
6:10 amSEA
5h 55m
DEN · 1h 10m
2:05 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
2:05 pmSEA
6h 25m
LAS · 1h 25m
10:30 pmSAT

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Alaska Airlines
12:30 amSEA
6h 3m
DFW · 1h
8:33 amSAT

One-way total · 1 adult · Taxes included

Make this trip yours

SEA ⇄ SAT

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Alaska 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.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. 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

Nov 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)
2026-11-20 · one wayAlaska AirlinesAS494$263.252026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Alaska AirlinesAS494 / AS494$434.752026-10-29T02:06:35Z
2026-11-20 · one waySouthwest AirlinesWN3434 + WN4838$229.502026-10-29T02:06:35Z
2026-11-20 · one wayAmerican AirlinesAA2073 + AA1829$236.252026-10-29T02:06:35Z
2026-11-20 · one wayDelta Air LinesDL1016 + DL2199$249.752026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Southwest AirlinesWN424 + WN735 / WN3769 + WN534$381.882026-10-29T02:06:35Z
2026-11-27 → 2026-12-04American AirlinesAA2073 + AA1829 / AA2070 + AA717$387.752026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Delta Air LinesDL1016 + DL2199 / DL2592 + DL2995$411.252026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Alaska AirlinesAS494 / AS494$499.502026-10-29T02:06:35Z
2026-11-20 · one waySouthwest AirlinesWN4956 + WN61$229.502026-10-29T02:06:35Z
2026-11-20 · one waySouthwest AirlinesWN424 + WN735$229.502026-10-29T02:06:35Z
2026-11-20 · one wayAlaska AirlinesAS424 + AA1836$243.002026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Southwest AirlinesWN4956 + WN61 / WN3769 + WN534$381.882026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Alaska AirlinesAS424 + AA1836 / AS494$414.502026-10-29T02:06:35Z
2026-11-27 → 2026-12-04Alaska Airlines / United AirlinesAS494 / UA2479 + UA2767$419.752026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Southwest AirlinesWN424 + WN735 / WN3769 + WN534$438.762026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Southwest AirlinesWN4956 + WN61 / WN3769 + WN534$438.762026-10-29T02:06:35Z
2026-11-20 → 2026-11-23American AirlinesAA2073 + AA1829 / AA2070 + AA717$445.502026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Delta Air LinesDL1016 + DL2199 / DL2592 + DL2995$472.502026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Alaska AirlinesAS424 + AA1836 / AS494$479.252026-10-29T02:06:35Z
2026-11-20 → 2026-11-23Alaska Airlines / Delta Air LinesAS494 / DL2592 + DL2995$486.002026-10-29T02:06:35Z

2026-11-20 · one way · $263.25

  • Alaska Airlines AS494: SEA 2026-11-20 10:58:00 → SAT 2026-11-20 16:57:00; nonstop; 239 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $434.75

  • Alaska Airlines AS494: SEA 2026-11-27 10:58:00 → SAT 2026-11-27 16:57:00; nonstop; 239 minutes. Local airport times.
  • Alaska Airlines AS494: SAT 2026-12-04 17:00:00 → SEA 2026-12-04 19:40:00; nonstop; 280 minutes. Local airport times.

2026-11-20 · one way · $229.50

  • Southwest Airlines WN3434 / WN4838: SEA 2026-11-20 05:40:00 → SAT 2026-11-20 14:10:00; 1 stop(s) via PHX; 390 minutes. Local airport times.
    • WN3434: SEA 2026-11-20 05:40:00 → PHX 2026-11-20 09:30:00; layover at PHX: 95 minutes.
    • WN4838: PHX 2026-11-20 11:05:00 → SAT 2026-11-20 14:10:00.

2026-11-20 · one way · $236.25

  • American Airlines AA2073 / AA1829: SEA 2026-11-20 15:00:00 → SAT 2026-11-20 23:10:00; 1 stop(s) via PHX; 370 minutes. Local airport times.
    • AA2073: SEA 2026-11-20 15:00:00 → PHX 2026-11-20 18:52:00; layover at PHX: 68 minutes.
    • AA1829: PHX 2026-11-20 20:00:00 → SAT 2026-11-20 23:10:00.

2026-11-20 · one way · $249.75

  • Delta Air Lines DL1016 / DL2199: SEA 2026-11-20 09:25:00 → SAT 2026-11-20 17:12:00; 1 stop(s) via SLC; 347 minutes. Local airport times.
    • DL1016: SEA 2026-11-20 09:25:00 → SLC 2026-11-20 12:28:00; layover at SLC: 60 minutes.
    • DL2199: SLC 2026-11-20 13:28:00 → SAT 2026-11-20 17:12:00.

2026-11-27 → 2026-12-04 · $381.88

  • Southwest Airlines WN424 / WN735: SEA 2026-11-27 14:05:00 → SAT 2026-11-27 22:30:00; 1 stop(s) via LAS; 385 minutes. Local airport times.
    • WN424: SEA 2026-11-27 14:05:00 → LAS 2026-11-27 16:30:00; layover at LAS: 85 minutes.
    • WN735: LAS 2026-11-27 17:55:00 → SAT 2026-11-27 22:30:00.
  • Southwest Airlines WN3769 / WN534: SAT 2026-12-04 05:50:00 → SEA 2026-12-04 10:35:00; 1 stop(s) via DAL; 405 minutes. Local airport times.
    • WN3769: SAT 2026-12-04 05:50:00 → DAL 2026-12-04 07:05:00; layover at DAL: 65 minutes.
    • WN534: DAL 2026-12-04 08:10:00 → SEA 2026-12-04 10:35:00.

2026-11-27 → 2026-12-04 · $387.75

  • American Airlines AA2073 / AA1829: SEA 2026-11-27 15:00:00 → SAT 2026-11-27 23:10:00; 1 stop(s) via PHX; 370 minutes. Local airport times.
    • AA2073: SEA 2026-11-27 15:00:00 → PHX 2026-11-27 18:52:00; layover at PHX: 68 minutes.
    • AA1829: PHX 2026-11-27 20:00:00 → SAT 2026-11-27 23:10:00.
  • American Airlines AA2070 / AA717: SAT 2026-12-04 08:00:00 → SEA 2026-12-04 13:17:00; 1 stop(s) via DFW; 437 minutes. Local airport times.
    • AA2070: SAT 2026-12-04 08:00:00 → DFW 2026-12-04 09:22:00; layover at DFW: 78 minutes.
    • AA717: DFW 2026-12-04 10:40:00 → SEA 2026-12-04 13:17:00.

2026-11-27 → 2026-12-04 · $411.25

  • Delta Air Lines DL1016 / DL2199: SEA 2026-11-27 09:25:00 → SAT 2026-11-27 17:12:00; 1 stop(s) via SLC; 347 minutes. Local airport times.
    • DL1016: SEA 2026-11-27 09:25:00 → SLC 2026-11-27 12:28:00; layover at SLC: 60 minutes.
    • DL2199: SLC 2026-11-27 13:28:00 → SAT 2026-11-27 17:12:00.
  • Delta Air Lines DL2592 / DL2995: SAT 2026-12-04 07:43:00 → SEA 2026-12-04 12:36:00; 1 stop(s) via SLC; 413 minutes. Local airport times.
    • DL2592: SAT 2026-12-04 07:43:00 → SLC 2026-12-04 09:49:00; layover at SLC: 86 minutes.
    • DL2995: SLC 2026-12-04 11:15:00 → SEA 2026-12-04 12:36:00.

2026-11-20 → 2026-11-23 · $499.50

  • Alaska Airlines AS494: SEA 2026-11-20 10:58:00 → SAT 2026-11-20 16:57:00; nonstop; 239 minutes. Local airport times.
  • Alaska Airlines AS494: SAT 2026-11-23 17:29:00 → SEA 2026-11-23 20:00:00; nonstop; 271 minutes. Local airport times.

2026-11-20 · one way · $229.50

  • Southwest Airlines WN4956 / WN61: SEA 2026-11-20 06:10:00 → SAT 2026-11-20 14:05:00; 1 stop(s) via DEN; 355 minutes. Local airport times.
    • WN4956: SEA 2026-11-20 06:10:00 → DEN 2026-11-20 09:45:00; layover at DEN: 70 minutes.
    • WN61: DEN 2026-11-20 10:55:00 → SAT 2026-11-20 14:05:00.

2026-11-20 · one way · $229.50

  • Southwest Airlines WN424 / WN735: SEA 2026-11-20 14:05:00 → SAT 2026-11-20 22:30:00; 1 stop(s) via LAS; 385 minutes. Local airport times.
    • WN424: SEA 2026-11-20 14:05:00 → LAS 2026-11-20 16:30:00; layover at LAS: 85 minutes.
    • WN735: LAS 2026-11-20 17:55:00 → SAT 2026-11-20 22:30:00.

2026-11-20 · one way · $243.00

  • Alaska Airlines AS424 / AA1836: SEA 2026-11-20 00:30:00 → SAT 2026-11-20 08:33:00; 1 stop(s) via DFW; 363 minutes. Local airport times.
    • AS424: SEA 2026-11-20 00:30:00 → DFW 2026-11-20 06:20:00; layover at DFW: 60 minutes.
    • AA1836: DFW 2026-11-20 07:20:00 → SAT 2026-11-20 08:33:00.

2026-11-27 → 2026-12-04 · $381.88

  • Southwest Airlines WN4956 / WN61: SEA 2026-11-27 06:10:00 → SAT 2026-11-27 14:05:00; 1 stop(s) via DEN; 355 minutes. Local airport times.
    • WN4956: SEA 2026-11-27 06:10:00 → DEN 2026-11-27 09:45:00; layover at DEN: 70 minutes.
    • WN61: DEN 2026-11-27 10:55:00 → SAT 2026-11-27 14:05:00.
  • Southwest Airlines WN3769 / WN534: SAT 2026-12-04 05:50:00 → SEA 2026-12-04 10:35:00; 1 stop(s) via DAL; 405 minutes. Local airport times.
    • WN3769: SAT 2026-12-04 05:50:00 → DAL 2026-12-04 07:05:00; layover at DAL: 65 minutes.
    • WN534: DAL 2026-12-04 08:10:00 → SEA 2026-12-04 10:35:00.

2026-11-27 → 2026-12-04 · $414.50

  • Alaska Airlines AS424 / AA1836: SEA 2026-11-27 00:30:00 → SAT 2026-11-27 08:33:00; 1 stop(s) via DFW; 363 minutes. Local airport times.
    • AS424: SEA 2026-11-27 00:30:00 → DFW 2026-11-27 06:20:00; layover at DFW: 60 minutes.
    • AA1836: DFW 2026-11-27 07:20:00 → SAT 2026-11-27 08:33:00.
  • Alaska Airlines AS494: SAT 2026-12-04 17:00:00 → SEA 2026-12-04 19:40:00; nonstop; 280 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $419.75

  • Alaska Airlines AS494: SEA 2026-11-27 10:01:00 → SAT 2026-11-27 16:02:00; nonstop; 241 minutes. Local airport times.
  • United Airlines UA2479 / UA2767: SAT 2026-12-04 16:48:00 → SEA 2026-12-04 21:19:00; 1 stop(s) via DEN; 391 minutes. Local airport times.
    • UA2479: SAT 2026-12-04 16:48:00 → DEN 2026-12-04 18:10:00; layover at DEN: 60 minutes.
    • UA2767: DEN 2026-12-04 19:10:00 → SEA 2026-12-04 21:19:00.

2026-11-20 → 2026-11-23 · $438.76

  • Southwest Airlines WN424 / WN735: SEA 2026-11-20 14:05:00 → SAT 2026-11-20 22:30:00; 1 stop(s) via LAS; 385 minutes. Local airport times.
    • WN424: SEA 2026-11-20 14:05:00 → LAS 2026-11-20 16:30:00; layover at LAS: 85 minutes.
    • WN735: LAS 2026-11-20 17:55:00 → SAT 2026-11-20 22:30:00.
  • Southwest Airlines WN3769 / WN534: SAT 2026-11-23 05:50:00 → SEA 2026-11-23 10:35:00; 1 stop(s) via DAL; 405 minutes. Local airport times.
    • WN3769: SAT 2026-11-23 05:50:00 → DAL 2026-11-23 07:05:00; layover at DAL: 65 minutes.
    • WN534: DAL 2026-11-23 08:10:00 → SEA 2026-11-23 10:35:00.

2026-11-20 → 2026-11-23 · $438.76

  • Southwest Airlines WN4956 / WN61: SEA 2026-11-20 06:10:00 → SAT 2026-11-20 14:05:00; 1 stop(s) via DEN; 355 minutes. Local airport times.
    • WN4956: SEA 2026-11-20 06:10:00 → DEN 2026-11-20 09:45:00; layover at DEN: 70 minutes.
    • WN61: DEN 2026-11-20 10:55:00 → SAT 2026-11-20 14:05:00.
  • Southwest Airlines WN3769 / WN534: SAT 2026-11-23 05:50:00 → SEA 2026-11-23 10:35:00; 1 stop(s) via DAL; 405 minutes. Local airport times.
    • WN3769: SAT 2026-11-23 05:50:00 → DAL 2026-11-23 07:05:00; layover at DAL: 65 minutes.
    • WN534: DAL 2026-11-23 08:10:00 → SEA 2026-11-23 10:35:00.

2026-11-20 → 2026-11-23 · $445.50

  • American Airlines AA2073 / AA1829: SEA 2026-11-20 15:00:00 → SAT 2026-11-20 23:10:00; 1 stop(s) via PHX; 370 minutes. Local airport times.
    • AA2073: SEA 2026-11-20 15:00:00 → PHX 2026-11-20 18:52:00; layover at PHX: 68 minutes.
    • AA1829: PHX 2026-11-20 20:00:00 → SAT 2026-11-20 23:10:00.
  • American Airlines AA2070 / AA717: SAT 2026-11-23 08:00:00 → SEA 2026-11-23 13:17:00; 1 stop(s) via DFW; 437 minutes. Local airport times.
    • AA2070: SAT 2026-11-23 08:00:00 → DFW 2026-11-23 09:22:00; layover at DFW: 78 minutes.
    • AA717: DFW 2026-11-23 10:40:00 → SEA 2026-11-23 13:17:00.

2026-11-20 → 2026-11-23 · $472.50

  • Delta Air Lines DL1016 / DL2199: SEA 2026-11-20 09:25:00 → SAT 2026-11-20 17:12:00; 1 stop(s) via SLC; 347 minutes. Local airport times.
    • DL1016: SEA 2026-11-20 09:25:00 → SLC 2026-11-20 12:28:00; layover at SLC: 60 minutes.
    • DL2199: SLC 2026-11-20 13:28:00 → SAT 2026-11-20 17:12:00.
  • Delta Air Lines DL2592 / DL2995: SAT 2026-11-23 07:43:00 → SEA 2026-11-23 12:36:00; 1 stop(s) via SLC; 413 minutes. Local airport times.
    • DL2592: SAT 2026-11-23 07:43:00 → SLC 2026-11-23 09:49:00; layover at SLC: 86 minutes.
    • DL2995: SLC 2026-11-23 11:15:00 → SEA 2026-11-23 12:36:00.

2026-11-20 → 2026-11-23 · $479.25

  • Alaska Airlines AS424 / AA1836: SEA 2026-11-20 00:30:00 → SAT 2026-11-20 08:33:00; 1 stop(s) via DFW; 363 minutes. Local airport times.
    • AS424: SEA 2026-11-20 00:30:00 → DFW 2026-11-20 06:20:00; layover at DFW: 60 minutes.
    • AA1836: DFW 2026-11-20 07:20:00 → SAT 2026-11-20 08:33:00.
  • Alaska Airlines AS494: SAT 2026-11-23 17:29:00 → SEA 2026-11-23 20:00:00; nonstop; 271 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $486.00

  • Alaska Airlines AS494: SEA 2026-11-20 10:01:00 → SAT 2026-11-20 16:02:00; nonstop; 241 minutes. Local airport times.
  • Delta Air Lines DL2592 / DL2995: SAT 2026-11-23 07:43:00 → SEA 2026-11-23 12:36:00; 1 stop(s) via SLC; 413 minutes. Local airport times.
    • DL2592: SAT 2026-11-23 07:43:00 → SLC 2026-11-23 09:49:00; layover at SLC: 86 minutes.
    • DL2995: SLC 2026-11-23 11:15:00 → SEA 2026-11-23 12:36:00.

More dates for this route