Travel with Axel,
get the best price.

San Francisco → Indianapolis

Dec 13, 2026 · one way

SFO → IND1 adulteconomyOne way

8 flight options · 4 airlines

Nonstop flights

Sun, Dec 13 · One way

United Airlines
11:00 amSFO
4h 19m
Nonstop
6:19 pmIND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

United Airlines
10:53 pmSFO
4h 19m
Nonstop
6:12 am+1IND

One-way total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 · One way

Frontier Airlines
6:02 amSFO
6h 6m
DEN · 1h 1m
3:08 pmIND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Southwest Airlines
5:10 amSFO
6h 5m
LAS · 1h
2:15 pmIND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Delta Air Lines
1:20 pmSFO
6h 34m
SLC · 1h 38m
10:54 pmIND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Southwest Airlines
2:00 pmSFO
7h 35m
DAL · 2h
12:35 am+1IND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

Southwest Airlines
5:50 amSFO
5h 55m
DEN · 1h 5m
2:45 pmIND

One-way total · 1 adult · Taxes included

Sun, Dec 13 · One way

United Airlines
11:10 pmSFO
7h 9m
ORD · 1h 35m
9:19 am+1IND

One-way total · 1 adult · Taxes included

Make this trip yours

SFO ⇄ IND

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, United 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

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)
2026-12-13 · one wayUnited AirlinesUA648$210.002026-10-29T01:18:06Z
2026-12-13 · one wayFrontier AirlinesF91230 + F92346$105.002026-10-29T01:18:06Z
2026-12-13 · one waySouthwest AirlinesWN4361 + WN1584$170.002026-10-29T01:18:06Z
2026-12-13 · one wayDelta Air LinesDL902 + DL2228$185.002026-10-29T01:18:06Z
2026-12-13 · one wayUnited AirlinesUA233$210.002026-10-29T01:18:06Z
2026-12-13 · one waySouthwest AirlinesWN1982 + WN1386$170.002026-10-29T01:18:06Z
2026-12-13 · one waySouthwest AirlinesWN4578 + WN2444$170.002026-10-29T01:18:06Z
2026-12-13 · one wayUnited AirlinesUA2278 + UA3550$180.002026-10-29T01:18:06Z

2026-12-13 · one way · $210.00

  • United Airlines UA648: SFO 2026-12-13 11:00:00 → IND 2026-12-13 18:19:00; nonstop; 259 minutes. Local airport times.

2026-12-13 · one way · $105.00

  • Frontier Airlines F91230 / F92346: SFO 2026-12-13 06:02:00 → IND 2026-12-13 15:08:00; 1 stop(s) via DEN; 366 minutes. Local airport times.
    • F91230: SFO 2026-12-13 06:02:00 → DEN 2026-12-13 09:40:00; layover at DEN: 61 minutes.
    • F92346: DEN 2026-12-13 10:41:00 → IND 2026-12-13 15:08:00.

2026-12-13 · one way · $170.00

  • Southwest Airlines WN4361 / WN1584: SFO 2026-12-13 05:10:00 → IND 2026-12-13 14:15:00; 1 stop(s) via LAS; 365 minutes. Local airport times.
    • WN4361: SFO 2026-12-13 05:10:00 → LAS 2026-12-13 06:45:00; layover at LAS: 60 minutes.
    • WN1584: LAS 2026-12-13 07:45:00 → IND 2026-12-13 14:15:00.

2026-12-13 · one way · $185.00

  • Delta Air Lines DL902 / DL2228: SFO 2026-12-13 13:20:00 → IND 2026-12-13 22:54:00; 1 stop(s) via SLC; 394 minutes. Local airport times.
    • DL902: SFO 2026-12-13 13:20:00 → SLC 2026-12-13 16:12:00; layover at SLC: 98 minutes.
    • DL2228: SLC 2026-12-13 17:50:00 → IND 2026-12-13 22:54:00.

2026-12-13 · one way · $210.00

  • United Airlines UA233: SFO 2026-12-13 22:53:00 → IND 2026-12-14 06:12:00; nonstop; 259 minutes. Local airport times.

2026-12-13 · one way · $170.00

  • Southwest Airlines WN1982 / WN1386: SFO 2026-12-13 14:00:00 → IND 2026-12-14 00:35:00; 1 stop(s) via DAL; 455 minutes. Local airport times.
    • WN1982: SFO 2026-12-13 14:00:00 → DAL 2026-12-13 19:30:00; layover at DAL: 120 minutes.
    • WN1386: DAL 2026-12-13 21:30:00 → IND 2026-12-14 00:35:00.

2026-12-13 · one way · $170.00

  • Southwest Airlines WN4578 / WN2444: SFO 2026-12-13 05:50:00 → IND 2026-12-13 14:45:00; 1 stop(s) via DEN; 355 minutes. Local airport times.
    • WN4578: SFO 2026-12-13 05:50:00 → DEN 2026-12-13 09:20:00; layover at DEN: 65 minutes.
    • WN2444: DEN 2026-12-13 10:25:00 → IND 2026-12-13 14:45:00.

2026-12-13 · one way · $180.00

  • United Airlines UA2278 / UA3550: SFO 2026-12-13 23:10:00 → IND 2026-12-14 09:19:00; 1 stop(s) via ORD; 429 minutes. Local airport times.
    • UA2278: SFO 2026-12-13 23:10:00 → ORD 2026-12-14 05:25:00; layover at ORD: 95 minutes.
    • UA3550: ORD 2026-12-14 07:00:00 → IND 2026-12-14 09:19:00.

More dates for this route