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San Francisco → Austin

Jan 21, 2027 · return Jan 31, 2027

SFO → AUS1 adulteconomyRound trip

11 flight options · 4 airlines

Nonstop flights

Thu, Jan 21 – Sun, Jan 31

Southwest Airlines
10:45 amSFO
3h 35m
Nonstop
4:20 pmAUS
Southwest Airlines
8:50 amAUS
4h
Nonstop
10:50 amSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Delta Air Lines
10:04 amSFO
3h 31m
Nonstop
3:35 pmAUS
Delta Air Lines
7:10 amAUS
3h 54m
Nonstop
9:04 amSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

United Airlines
4:30 pmSFO
3h 29m
Nonstop
9:59 pmAUS
United Airlines
8:01 pmAUS
3h 59m
Nonstop
10:00 pmSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Delta Air Lines
5:59 pmSFO
3h 31m
Nonstop
11:30 pmAUS
Delta Air Lines
7:10 amAUS
3h 54m
Nonstop
9:04 amSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

United Airlines
10:10 amSFO
3h 33m
Nonstop
3:43 pmAUS
United Airlines
8:01 pmAUS
3h 59m
Nonstop
10:00 pmSFO

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 – Sun, Jan 31

Frontier Airlines
11:23 amSFO
6h 3m
DEN · 1h 7m
7:26 pmAUS
Frontier Airlines
8:04 pmAUS
6h 39m
DEN · 1h 21m
12:43 am+1SFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Southwest Airlines
8:00 amSFO
6h 5m
DEN · 1h 30m
4:05 pmAUS
Southwest Airlines
8:50 amAUS
4h
Nonstop
10:50 amSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Southwest Airlines
8:20 amSFO
6h
LAX · 1h 30m
4:20 pmAUS
Southwest Airlines
8:50 amAUS
4h
Nonstop
10:50 amSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Southwest Airlines
8:10 amSFO
3h 35m
Nonstop
1:45 pmAUS
Southwest Airlines
8:15 pmAUS
6h 10m
LAS · 1h 25m
12:25 am+1SFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

Delta Air Lines
2:30 pmSFO
3h 32m
Nonstop
8:02 pmAUS
Delta Air Lines
6:09 pmAUS
6h 20m
SLC · 1h 5m
10:29 pmSFO

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Sun, Jan 31

United Airlines
9:22 pmSFO
5h 39m
LAX · 1h 7m
5:01 am+1AUS
United Airlines
8:01 pmAUS
3h 59m
Nonstop
10:00 pmSFO

Round-trip total · 1 adult · Taxes included

Make this trip yours

SFO ⇄ AUS

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 routeOct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 13, 2026 → Nov 16, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 11, 2026 → Dec 14, 2026Dec 12, 2026 → Dec 19, 2026Dec 22, 2026 → Dec 27, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Dec 30, 2026 → Jan 2, 2027Jan 8, 2027 → Jan 11, 2027Jan 9, 2027 → Jan 16, 2027Jan 15, 2027 → Jan 18, 2027Jan 22, 2027 → Jan 25, 2027Jan 23, 2027 → Jan 30, 2027Feb 5, 2027 → Feb 8, 2027Feb 6, 2027 → Feb 13, 2027Feb 12, 2027 → Feb 15, 2027Mar 5, 2027 → Mar 8, 2027Mar 6, 2027 → Mar 13, 2027Mar 25, 2027 → Mar 29, 2027Apr 2, 2027 → Apr 5, 2027Apr 3, 2027 → Apr 10, 2027Apr 30, 2027 → May 3, 2027May 1, 2027 → May 8, 2027May 28, 2027 → May 31, 2027May 29, 2027 → Jun 5, 2027Jun 25, 2027 → Jun 28, 2027Jun 26, 2027 → Jul 3, 2027Jul 2, 2027 → Jul 6, 2027Jul 23, 2027 → Jul 26, 2027Jul 24, 2027 → Jul 31, 2027Aug 20, 2027 → Aug 23, 2027Aug 21, 2027 → Aug 28, 2027Sep 3, 2027 → Sep 6, 2027Sep 17, 2027 → Sep 20, 2027Oct 30, 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 → 2027-01-31Southwest AirlinesWN4357 / WN426$304.002026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Delta Air LinesDL381 / DL381$313.502026-10-29T01:17:23Z
2027-01-21 → 2027-01-31United AirlinesUA373 / UA2179$323.002026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Frontier AirlinesF93436 + F91816 / F91859 + F93439$190.002026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Delta Air LinesDL1077 / DL381$313.502026-10-29T01:17:23Z
2027-01-21 → 2027-01-31United AirlinesUA1326 / UA2179$323.002026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Southwest AirlinesWN3428 + WN1669 / WN426$289.752026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Southwest AirlinesWN3847 + WN3025 / WN426$289.752026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Southwest AirlinesWN4357 / WN1314 + WN2085$289.752026-10-29T01:17:23Z
2027-01-21 → 2027-01-31Delta Air LinesDL381 / DL2581 + DL2762$301.632026-10-29T01:17:23Z
2027-01-21 → 2027-01-31United AirlinesUA2862 + UA1157 / UA2179$301.632026-10-29T01:17:23Z

2027-01-21 → 2027-01-31 · $304.00

  • Southwest Airlines WN4357: SFO 2027-01-21 10:45:00 → AUS 2027-01-21 16:20:00; nonstop; 215 minutes. Local airport times.
  • Southwest Airlines WN426: AUS 2027-01-31 08:50:00 → SFO 2027-01-31 10:50:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $313.50

  • Delta Air Lines DL381: SFO 2027-01-21 10:04:00 → AUS 2027-01-21 15:35:00; nonstop; 211 minutes. Local airport times.
  • Delta Air Lines DL381: AUS 2027-01-31 07:10:00 → SFO 2027-01-31 09:04:00; nonstop; 234 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $323.00

  • United Airlines UA373: SFO 2027-01-21 16:30:00 → AUS 2027-01-21 21:59:00; nonstop; 209 minutes. Local airport times.
  • United Airlines UA2179: AUS 2027-01-31 20:01:00 → SFO 2027-01-31 22:00:00; nonstop; 239 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $190.00

  • Frontier Airlines F93436 / F91816: SFO 2027-01-21 11:23:00 → AUS 2027-01-21 19:26:00; 1 stop(s) via DEN; 363 minutes. Local airport times.
    • F93436: SFO 2027-01-21 11:23:00 → DEN 2027-01-21 15:07:00; layover at DEN: 67 minutes.
    • F91816: DEN 2027-01-21 16:14:00 → AUS 2027-01-21 19:26:00.
  • Frontier Airlines F91859 / F93439: AUS 2027-01-31 20:04:00 → SFO 2027-02-01 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2027-01-31 20:04:00 → DEN 2027-01-31 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2027-01-31 22:52:00 → SFO 2027-02-01 00:43:00.

2027-01-21 → 2027-01-31 · $313.50

  • Delta Air Lines DL1077: SFO 2027-01-21 17:59:00 → AUS 2027-01-21 23:30:00; nonstop; 211 minutes. Local airport times.
  • Delta Air Lines DL381: AUS 2027-01-31 07:10:00 → SFO 2027-01-31 09:04:00; nonstop; 234 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $323.00

  • United Airlines UA1326: SFO 2027-01-21 10:10:00 → AUS 2027-01-21 15:43:00; nonstop; 213 minutes. Local airport times.
  • United Airlines UA2179: AUS 2027-01-31 20:01:00 → SFO 2027-01-31 22:00:00; nonstop; 239 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $289.75

  • Southwest Airlines WN3428 / WN1669: SFO 2027-01-21 08:00:00 → AUS 2027-01-21 16:05:00; 1 stop(s) via DEN; 365 minutes. Local airport times.
    • WN3428: SFO 2027-01-21 08:00:00 → DEN 2027-01-21 11:30:00; layover at DEN: 90 minutes.
    • WN1669: DEN 2027-01-21 13:00:00 → AUS 2027-01-21 16:05:00.
  • Southwest Airlines WN426: AUS 2027-01-31 08:50:00 → SFO 2027-01-31 10:50:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $289.75

  • Southwest Airlines WN3847 / WN3025: SFO 2027-01-21 08:20:00 → AUS 2027-01-21 16:20:00; 1 stop(s) via LAX; 360 minutes. Local airport times.
    • WN3847: SFO 2027-01-21 08:20:00 → LAX 2027-01-21 09:50:00; layover at LAX: 90 minutes.
    • WN3025: LAX 2027-01-21 11:20:00 → AUS 2027-01-21 16:20:00.
  • Southwest Airlines WN426: AUS 2027-01-31 08:50:00 → SFO 2027-01-31 10:50:00; nonstop; 240 minutes. Local airport times.

2027-01-21 → 2027-01-31 · $289.75

  • Southwest Airlines WN4357: SFO 2027-01-21 08:10:00 → AUS 2027-01-21 13:45:00; nonstop; 215 minutes. Local airport times.
  • Southwest Airlines WN1314 / WN2085: AUS 2027-01-31 20:15:00 → SFO 2027-02-01 00:25:00; 1 stop(s) via LAS; 370 minutes. Local airport times.
    • WN1314: AUS 2027-01-31 20:15:00 → LAS 2027-01-31 21:15:00; layover at LAS: 85 minutes.
    • WN2085: LAS 2027-01-31 22:40:00 → SFO 2027-02-01 00:25:00.

2027-01-21 → 2027-01-31 · $301.63

  • Delta Air Lines DL381: SFO 2027-01-21 14:30:00 → AUS 2027-01-21 20:02:00; nonstop; 212 minutes. Local airport times.
  • Delta Air Lines DL2581 / DL2762: AUS 2027-01-31 18:09:00 → SFO 2027-01-31 22:29:00; 1 stop(s) via SLC; 380 minutes. Local airport times.
    • DL2581: AUS 2027-01-31 18:09:00 → SLC 2027-01-31 20:10:00; layover at SLC: 65 minutes.
    • DL2762: SLC 2027-01-31 21:15:00 → SFO 2027-01-31 22:29:00.

2027-01-21 → 2027-01-31 · $301.63

  • United Airlines UA2862 / UA1157: SFO 2027-01-21 21:22:00 → AUS 2027-01-22 05:01:00; 1 stop(s) via LAX; 339 minutes. Local airport times.
    • UA2862: SFO 2027-01-21 21:22:00 → LAX 2027-01-21 22:52:00; layover at LAX: 67 minutes.
    • UA1157: LAX 2027-01-21 23:59:00 → AUS 2027-01-22 05:01:00.
  • United Airlines UA2179: AUS 2027-01-31 20:01:00 → SFO 2027-01-31 22:00:00; nonstop; 239 minutes. Local airport times.

More dates for this route