Travel with Axel,
get the best price.

Austin → San Francisco

Jan 21, 2027 · one way

AUS → SFO1 adulteconomyOne way

11 flight options · 4 airlines

Nonstop flights

Thu, Jan 21 · One way

Southwest Airlines
10:35 amAUS
3h 55m
Nonstop
12:30 pmSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

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

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

United Airlines
1:15 pmAUS
4h 1m
Nonstop
3:16 pmSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

Southwest Airlines
3:55 pmAUS
4h
Nonstop
5:55 pmSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

United Airlines
6:27 amAUS
4h 3m
Nonstop
8:30 amSFO

One-way total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 · One way

Frontier Airlines
8:04 pmAUS
6h 39m
DEN · 1h 21m
12:43 am+1SFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

Southwest Airlines
12:05 pmAUS
6h 10m
SAN · 1h 25m
4:15 pmSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

Southwest Airlines
8:15 pmAUS
6h 10m
LAS · 1h 25m
12:25 am+1SFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

Southwest Airlines
5:40 amAUS
6h 25m
DAL · 1h 20m
10:05 amSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

Delta Air Lines
6:09 pmAUS
6h 20m
SLC · 1h 5m
10:29 pmSFO

One-way total · 1 adult · Taxes included

Thu, Jan 21 · One way

United Airlines
1:00 pmAUS
6h 44m
DEN · 1h 26m
5:44 pmSFO

One-way total · 1 adult · Taxes included

Make this trip yours

AUS ⇄ SFO

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Southwest 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.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. 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

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 · one waySouthwest AirlinesWN426$170.002026-10-29T00:47:15Z
2027-01-21 · one wayDelta Air LinesDL381$175.002026-10-29T00:47:15Z
2027-01-21 · one wayUnited AirlinesUA1336$185.002026-10-29T00:47:15Z
2027-01-21 · one wayFrontier AirlinesF91859 + F93439$115.002026-10-29T00:47:15Z
2027-01-21 · one waySouthwest AirlinesWN4355$170.002026-10-29T00:47:15Z
2027-01-21 · one wayUnited AirlinesUA2177$185.002026-10-29T00:47:15Z
2027-01-21 · one waySouthwest AirlinesWN421 + WN3466$155.002026-10-29T00:47:15Z
2027-01-21 · one waySouthwest AirlinesWN1314 + WN2085$155.002026-10-29T00:47:15Z
2027-01-21 · one waySouthwest AirlinesWN300 + WN2175$155.002026-10-29T00:47:15Z
2027-01-21 · one wayDelta Air LinesDL2581 + DL2762$165.002026-10-29T00:47:15Z
2027-01-21 · one wayUnited AirlinesUA1541 + UA2633$165.002026-10-29T00:47:15Z

2027-01-21 · one way · $170.00

  • Southwest Airlines WN426: AUS 2027-01-21 10:35:00 → SFO 2027-01-21 12:30:00; nonstop; 235 minutes. Local airport times.

2027-01-21 · one way · $175.00

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

2027-01-21 · one way · $185.00

  • United Airlines UA1336: AUS 2027-01-21 13:15:00 → SFO 2027-01-21 15:16:00; nonstop; 241 minutes. Local airport times.

2027-01-21 · one way · $115.00

  • Frontier Airlines F91859 / F93439: AUS 2027-01-21 20:04:00 → SFO 2027-01-22 00:43:00; 1 stop(s) via DEN; 399 minutes. Local airport times.
    • F91859: AUS 2027-01-21 20:04:00 → DEN 2027-01-21 21:31:00; layover at DEN: 81 minutes.
    • F93439: DEN 2027-01-21 22:52:00 → SFO 2027-01-22 00:43:00.

2027-01-21 · one way · $170.00

  • Southwest Airlines WN4355: AUS 2027-01-21 15:55:00 → SFO 2027-01-21 17:55:00; nonstop; 240 minutes. Local airport times.

2027-01-21 · one way · $185.00

  • United Airlines UA2177: AUS 2027-01-21 06:27:00 → SFO 2027-01-21 08:30:00; nonstop; 243 minutes. Local airport times.

2027-01-21 · one way · $155.00

  • Southwest Airlines WN421 / WN3466: AUS 2027-01-21 12:05:00 → SFO 2027-01-21 16:15:00; 1 stop(s) via SAN; 370 minutes. Local airport times.
    • WN421: AUS 2027-01-21 12:05:00 → SAN 2027-01-21 13:05:00; layover at SAN: 85 minutes.
    • WN3466: SAN 2027-01-21 14:30:00 → SFO 2027-01-21 16:15:00.

2027-01-21 · one way · $155.00

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

2027-01-21 · one way · $155.00

  • Southwest Airlines WN300 / WN2175: AUS 2027-01-21 05:40:00 → SFO 2027-01-21 10:05:00; 1 stop(s) via DAL; 385 minutes. Local airport times.
    • WN300: AUS 2027-01-21 05:40:00 → DAL 2027-01-21 06:45:00; layover at DAL: 80 minutes.
    • WN2175: DAL 2027-01-21 08:05:00 → SFO 2027-01-21 10:05:00.

2027-01-21 · one way · $165.00

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

2027-01-21 · one way · $165.00

  • United Airlines UA1541 / UA2633: AUS 2027-01-21 13:00:00 → SFO 2027-01-21 17:44:00; 1 stop(s) via DEN; 404 minutes. Local airport times.
    • UA1541: AUS 2027-01-21 13:00:00 → DEN 2027-01-21 14:24:00; layover at DEN: 86 minutes.
    • UA2633: DEN 2027-01-21 15:50:00 → SFO 2027-01-21 17:44:00.

More dates for this route