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Austin → Seattle

Jan 21, 2027 · return Feb 4, 2027

AUS → SEA1 adulteconomyRound trip

12 flight options · 5 airlines

Nonstop flights

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
3:55 pmAUS
4h 40m
Nonstop
6:35 pmSEA
Southwest Airlines
9:10 amSEA
4h
Nonstop
3:10 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
3:43 pmAUS
4h 47m
Nonstop
6:30 pmSEA
Alaska Airlines
11:47 amSEA
4h 13m
Nonstop
6:00 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
6:06 pmAUS
4h 43m
Nonstop
8:49 pmSEA
Delta Air Lines
8:43 amSEA
4h 12m
Nonstop
2:55 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
7:50 pmAUS
4h 45m
Nonstop
10:35 pmSEA
Southwest Airlines
9:10 amSEA
4h
Nonstop
3:10 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
7:09 pmAUS
4h 47m
Nonstop
9:56 pmSEA
Alaska Airlines
11:47 amSEA
4h 13m
Nonstop
6:00 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
6:08 amAUS
4h 52m
Nonstop
9:00 amSEA
Delta Air Lines
8:43 amSEA
4h 12m
Nonstop
2:55 pmAUS

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 – Thu, Feb 4

American Airlines
6:02 pmAUS
7h 13m
PHX · 1h 18m
11:15 pmSEA
American Airlines
3:00 pmSEA
6h 59m
PHX · 1h 50m
11:59 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

United Airlines
7:00 amAUS
7h 18m
SFO · 1h
12:18 pmSEA
United Airlines
11:59 pmSEA
6h 38m
IAH · 1h 19m
8:37 am+1AUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
5:40 amAUS
6h 55m
DAL · 1h 25m
10:35 amSEA
Southwest Airlines
9:10 amSEA
4h
Nonstop
3:10 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
1:35 pmAUS
7h 5m
SMF · 1h 20m
6:40 pmSEA
Southwest Airlines
9:10 amSEA
4h
Nonstop
3:10 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
7:15 amAUS
6h 54m
PDX · 1h 8m
12:09 pmSEA
Alaska Airlines
11:47 amSEA
4h 13m
Nonstop
6:00 pmAUS

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
6:15 amAUS
4h 45m
Nonstop
9:00 amSEA
Delta Air Lines
12:31 pmSEA
6h 47m
LAX · 1h 7m
9:18 pmAUS

Round-trip total · 1 adult · Taxes included

Make this trip yours

AUS ⇄ SEA

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)
2027-01-21 → 2027-02-04Southwest AirlinesWN425 / WN4519$313.502026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Alaska AirlinesAS352 / AS374$323.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Delta Air LinesDL831 / DL739$342.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04American AirlinesAA1421 + AS612 / AA2073 + AA1805$313.502026-10-29T00:47:15Z
2027-01-21 → 2027-02-04United AirlinesUA2177 + UA2192 / UA2211 + UA2083$323.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Southwest AirlinesWN2955 / WN4519$313.502026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Alaska AirlinesAS339 / AS374$323.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Delta Air LinesDL780 / DL739$342.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Southwest AirlinesWN300 + WN534 / WN4519$304.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Southwest AirlinesWN4794 + WN1586 / WN4519$304.002026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Alaska AirlinesAS541 + AS3217 / AS374$313.502026-10-29T00:47:15Z
2027-01-21 → 2027-02-04Delta Air LinesDL780 / DL2914 + DL622$332.502026-10-29T00:47:15Z

2027-01-21 → 2027-02-04 · $313.50

  • Southwest Airlines WN425: AUS 2027-01-21 15:55:00 → SEA 2027-01-21 18:35:00; nonstop; 280 minutes. Local airport times.
  • Southwest Airlines WN4519: SEA 2027-02-04 09:10:00 → AUS 2027-02-04 15:10:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $323.00

  • Alaska Airlines AS352: AUS 2027-01-21 15:43:00 → SEA 2027-01-21 18:30:00; nonstop; 287 minutes. Local airport times.
  • Alaska Airlines AS374: SEA 2027-02-04 11:47:00 → AUS 2027-02-04 18:00:00; nonstop; 253 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $342.00

  • Delta Air Lines DL831: AUS 2027-01-21 18:06:00 → SEA 2027-01-21 20:49:00; nonstop; 283 minutes. Local airport times.
  • Delta Air Lines DL739: SEA 2027-02-04 08:43:00 → AUS 2027-02-04 14:55:00; nonstop; 252 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $313.50

  • American Airlines AA1421 / AS612: AUS 2027-01-21 18:02:00 → SEA 2027-01-21 23:15:00; 1 stop(s) via PHX; 433 minutes. Local airport times.
    • AA1421: AUS 2027-01-21 18:02:00 → PHX 2027-01-21 19:40:00; layover at PHX: 78 minutes.
    • AS612: PHX 2027-01-21 20:58:00 → SEA 2027-01-21 23:15:00.
  • American Airlines AA2073 / AA1805: SEA 2027-02-04 15:00:00 → AUS 2027-02-04 23:59:00; 1 stop(s) via PHX; 419 minutes. Local airport times.
    • AA2073: SEA 2027-02-04 15:00:00 → PHX 2027-02-04 18:52:00; layover at PHX: 110 minutes.
    • AA1805: PHX 2027-02-04 20:42:00 → AUS 2027-02-04 23:59:00.

2027-01-21 → 2027-02-04 · $323.00

  • United Airlines UA2177 / UA2192: AUS 2027-01-21 07:00:00 → SEA 2027-01-21 12:18:00; 1 stop(s) via SFO; 438 minutes. Local airport times.
    • UA2177: AUS 2027-01-21 07:00:00 → SFO 2027-01-21 09:05:00; layover at SFO: 60 minutes.
    • UA2192: SFO 2027-01-21 10:05:00 → SEA 2027-01-21 12:18:00.
  • United Airlines UA2211 / UA2083: SEA 2027-02-04 23:59:00 → AUS 2027-02-05 08:37:00; 1 stop(s) via IAH; 398 minutes. Local airport times.
    • UA2211: SEA 2027-02-04 23:59:00 → IAH 2027-02-05 06:13:00; layover at IAH: 79 minutes.
    • UA2083: IAH 2027-02-05 07:32:00 → AUS 2027-02-05 08:37:00.

2027-01-21 → 2027-02-04 · $313.50

  • Southwest Airlines WN2955: AUS 2027-01-21 19:50:00 → SEA 2027-01-21 22:35:00; nonstop; 285 minutes. Local airport times.
  • Southwest Airlines WN4519: SEA 2027-02-04 09:10:00 → AUS 2027-02-04 15:10:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $323.00

  • Alaska Airlines AS339: AUS 2027-01-21 19:09:00 → SEA 2027-01-21 21:56:00; nonstop; 287 minutes. Local airport times.
  • Alaska Airlines AS374: SEA 2027-02-04 11:47:00 → AUS 2027-02-04 18:00:00; nonstop; 253 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $342.00

  • Delta Air Lines DL780: AUS 2027-01-21 06:08:00 → SEA 2027-01-21 09:00:00; nonstop; 292 minutes. Local airport times.
  • Delta Air Lines DL739: SEA 2027-02-04 08:43:00 → AUS 2027-02-04 14:55:00; nonstop; 252 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $304.00

  • Southwest Airlines WN300 / WN534: AUS 2027-01-21 05:40:00 → SEA 2027-01-21 10:35:00; 1 stop(s) via DAL; 415 minutes. Local airport times.
    • WN300: AUS 2027-01-21 05:40:00 → DAL 2027-01-21 06:45:00; layover at DAL: 85 minutes.
    • WN534: DAL 2027-01-21 08:10:00 → SEA 2027-01-21 10:35:00.
  • Southwest Airlines WN4519: SEA 2027-02-04 09:10:00 → AUS 2027-02-04 15:10:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $304.00

  • Southwest Airlines WN4794 / WN1586: AUS 2027-01-21 13:35:00 → SEA 2027-01-21 18:40:00; 1 stop(s) via SMF; 425 minutes. Local airport times.
    • WN4794: AUS 2027-01-21 13:35:00 → SMF 2027-01-21 15:20:00; layover at SMF: 80 minutes.
    • WN1586: SMF 2027-01-21 16:40:00 → SEA 2027-01-21 18:40:00.
  • Southwest Airlines WN4519: SEA 2027-02-04 09:10:00 → AUS 2027-02-04 15:10:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $313.50

  • Alaska Airlines AS541 / AS3217: AUS 2027-01-21 07:15:00 → SEA 2027-01-21 12:09:00; 1 stop(s) via PDX; 414 minutes. Local airport times.
    • AS541: AUS 2027-01-21 07:15:00 → PDX 2027-01-21 09:46:00; layover at PDX: 68 minutes.
    • AS3217: PDX 2027-01-21 10:54:00 → SEA 2027-01-21 12:09:00.
  • Alaska Airlines AS374: SEA 2027-02-04 11:47:00 → AUS 2027-02-04 18:00:00; nonstop; 253 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $332.50

  • Delta Air Lines DL780: AUS 2027-01-21 06:15:00 → SEA 2027-01-21 09:00:00; nonstop; 285 minutes. Local airport times.
  • Delta Air Lines DL2914 / DL622: SEA 2027-02-04 12:31:00 → AUS 2027-02-04 21:18:00; 1 stop(s) via LAX; 407 minutes. Local airport times.
    • DL2914: SEA 2027-02-04 12:31:00 → LAX 2027-02-04 15:13:00; layover at LAX: 67 minutes.
    • DL622: LAX 2027-02-04 16:20:00 → AUS 2027-02-04 21:18:00.

More dates for this route