Travel with Axel,
get the best price.

Chicago → San Francisco

Feb 3, 2027 · return Feb 5, 2027

ORD → SFO1 adulteconomyRound trip

10 flight options · 4 airlines

Nonstop flights

Wed, Feb 3 – Fri, Feb 5

American Airlines
6:45 amORD
4h 55m
Nonstop
9:40 amSFO
American Airlines
11:46 pmSFO
4h 13m
Nonstop
5:59 am+1ORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

United Airlines
1:30 pmORD
4h 50m
Nonstop
4:20 pmSFO
United Airlines
3:00 pmSFO
4h 15m
Nonstop
9:15 pmORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

American Airlines
4:56 pmORD
5h 3m
Nonstop
7:59 pmSFO
American Airlines
11:46 pmSFO
4h 13m
Nonstop
5:59 am+1ORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO
United Airlines
3:00 pmSFO
4h 15m
Nonstop
9:15 pmORD

Round-trip total · 1 adult · Taxes included

One-stop flights

Wed, Feb 3 – Fri, Feb 5

Frontier Airlines
6:21 amORD
7h 5m
LAS · 1h 1m
11:26 amSFO
American Airlines
11:46 pmSFO
4h 13m
Nonstop
5:59 am+1ORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

Delta Air Lines
2:25 pmORD
6h 59m
LAX · 1h 3m
7:24 pmSFO
Delta Air Lines
9:56 amSFO
6h 10m
SLC · 1h 5m
6:06 pmORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

American Airlines
6:50 amORD
7h 26m
LAS · 1h 34m
12:16 pmSFO
American Airlines
11:46 pmSFO
4h 13m
Nonstop
5:59 am+1ORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

United Airlines
12:23 pmORD
7h 21m
DEN · 1h 32m
5:44 pmSFO
United Airlines
3:00 pmSFO
4h 15m
Nonstop
9:15 pmORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

United Airlines
10:04 amORD
7h 13m
SBA · 1h 4m
3:17 pmSFO
United Airlines
3:00 pmSFO
4h 15m
Nonstop
9:15 pmORD

Round-trip total · 1 adult · Taxes included

Wed, Feb 3 – Fri, Feb 5

United Airlines
12:40 pmORD
7h 15m
PSP · 1h 10m
5:55 pmSFO
United Airlines
3:00 pmSFO
4h 15m
Nonstop
9:15 pmORD

Round-trip total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ 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, American 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)
2027-02-03 → 2027-02-05American AirlinesAA1253 / AA3119$294.502026-10-29T01:53:22Z
2027-02-03 → 2027-02-05United AirlinesUA1811 / UA1147$313.502026-10-29T01:53:22Z
2027-02-03 → 2027-02-05Frontier Airlines / American AirlinesF92145 + F93019 / AA3119$232.752026-10-29T01:53:22Z
2027-02-03 → 2027-02-05Delta Air LinesDL756 + DL2197 / DL920 + DL2377$304.002026-10-29T01:53:22Z
2027-02-03 → 2027-02-05American AirlinesAA3246 / AA3119$294.502026-10-29T01:53:22Z
2027-02-03 → 2027-02-05United AirlinesUA246 / UA1147$313.502026-10-29T01:53:22Z
2027-02-03 → 2027-02-05American AirlinesAA3312 + AS613 / AA3119$282.632026-10-29T01:53:22Z
2027-02-03 → 2027-02-05United AirlinesUA2465 + UA2633 / UA1147$296.882026-10-29T01:53:22Z
2027-02-03 → 2027-02-05United AirlinesUA1008 + UA2305 / UA1147$296.882026-10-29T01:53:22Z
2027-02-03 → 2027-02-05United AirlinesUA1897 + UA1702 / UA1147$296.882026-10-29T01:53:22Z

2027-02-03 → 2027-02-05 · $294.50

  • American Airlines AA1253: ORD 2027-02-03 06:45:00 → SFO 2027-02-03 09:40:00; nonstop; 295 minutes. Local airport times.
  • American Airlines AA3119: SFO 2027-02-05 23:46:00 → ORD 2027-02-06 05:59:00; nonstop; 253 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $313.50

  • United Airlines UA1811: ORD 2027-02-03 13:30:00 → SFO 2027-02-03 16:20:00; nonstop; 290 minutes. Local airport times.
  • United Airlines UA1147: SFO 2027-02-05 15:00:00 → ORD 2027-02-05 21:15:00; nonstop; 255 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $232.75

  • Frontier Airlines F92145 / F93019: ORD 2027-02-03 06:21:00 → SFO 2027-02-03 11:26:00; 1 stop(s) via LAS; 425 minutes. Local airport times.
    • F92145: ORD 2027-02-03 06:21:00 → LAS 2027-02-03 08:36:00; layover at LAS: 61 minutes.
    • F93019: LAS 2027-02-03 09:37:00 → SFO 2027-02-03 11:26:00.
  • American Airlines AA3119: SFO 2027-02-05 23:46:00 → ORD 2027-02-06 05:59:00; nonstop; 253 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $304.00

  • Delta Air Lines DL756 / DL2197: ORD 2027-02-03 14:25:00 → SFO 2027-02-03 19:24:00; 1 stop(s) via LAX; 419 minutes. Local airport times.
    • DL756: ORD 2027-02-03 14:25:00 → LAX 2027-02-03 16:59:00; layover at LAX: 63 minutes.
    • DL2197: LAX 2027-02-03 18:02:00 → SFO 2027-02-03 19:24:00.
  • Delta Air Lines DL920 / DL2377: SFO 2027-02-05 09:56:00 → ORD 2027-02-05 18:06:00; 1 stop(s) via SLC; 370 minutes. Local airport times.
    • DL920: SFO 2027-02-05 09:56:00 → SLC 2027-02-05 12:50:00; layover at SLC: 65 minutes.
    • DL2377: SLC 2027-02-05 13:55:00 → ORD 2027-02-05 18:06:00.

2027-02-03 → 2027-02-05 · $294.50

  • American Airlines AA3246: ORD 2027-02-03 16:56:00 → SFO 2027-02-03 19:59:00; nonstop; 303 minutes. Local airport times.
  • American Airlines AA3119: SFO 2027-02-05 23:46:00 → ORD 2027-02-06 05:59:00; nonstop; 253 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $313.50

  • United Airlines UA246: ORD 2027-02-03 06:00:00 → SFO 2027-02-03 08:44:00; nonstop; 284 minutes. Local airport times.
  • United Airlines UA1147: SFO 2027-02-05 15:00:00 → ORD 2027-02-05 21:15:00; nonstop; 255 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $282.63

  • American Airlines AA3312 / AS613: ORD 2027-02-03 06:50:00 → SFO 2027-02-03 12:16:00; 1 stop(s) via LAS; 446 minutes. Local airport times.
    • AA3312: ORD 2027-02-03 06:50:00 → LAS 2027-02-03 08:58:00; layover at LAS: 94 minutes.
    • AS613: LAS 2027-02-03 10:32:00 → SFO 2027-02-03 12:16:00.
  • American Airlines AA3119: SFO 2027-02-05 23:46:00 → ORD 2027-02-06 05:59:00; nonstop; 253 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $296.88

  • United Airlines UA2465 / UA2633: ORD 2027-02-03 12:23:00 → SFO 2027-02-03 17:44:00; 1 stop(s) via DEN; 441 minutes. Local airport times.
    • UA2465: ORD 2027-02-03 12:23:00 → DEN 2027-02-03 14:18:00; layover at DEN: 92 minutes.
    • UA2633: DEN 2027-02-03 15:50:00 → SFO 2027-02-03 17:44:00.
  • United Airlines UA1147: SFO 2027-02-05 15:00:00 → ORD 2027-02-05 21:15:00; nonstop; 255 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $296.88

  • United Airlines UA1008 / UA2305: ORD 2027-02-03 10:04:00 → SFO 2027-02-03 15:17:00; 1 stop(s) via SBA; 433 minutes. Local airport times.
    • UA1008: ORD 2027-02-03 10:04:00 → SBA 2027-02-03 12:54:00; layover at SBA: 64 minutes.
    • UA2305: SBA 2027-02-03 13:58:00 → SFO 2027-02-03 15:17:00.
  • United Airlines UA1147: SFO 2027-02-05 15:00:00 → ORD 2027-02-05 21:15:00; nonstop; 255 minutes. Local airport times.

2027-02-03 → 2027-02-05 · $296.88

  • United Airlines UA1897 / UA1702: ORD 2027-02-03 12:40:00 → SFO 2027-02-03 17:55:00; 1 stop(s) via PSP; 435 minutes. Local airport times.
    • UA1897: ORD 2027-02-03 12:40:00 → PSP 2027-02-03 15:10:00; layover at PSP: 70 minutes.
    • UA1702: PSP 2027-02-03 16:20:00 → SFO 2027-02-03 17:55:00.
  • United Airlines UA1147: SFO 2027-02-05 15:00:00 → ORD 2027-02-05 21:15:00; nonstop; 255 minutes. Local airport times.

More dates for this route