Travel with Axel,
get the best price.

San Francisco → Chicago

Dec 4, 2026 · return Dec 9, 2026

SFO → ORD1 adulteconomyRound trip

10 flight options · 3 airlines

Nonstop flights

Fri, Dec 4 – Wed, Dec 9

American Airlines
7:50 amSFO
4h 20m
Nonstop
2:10 pmORD
American Airlines
6:45 amORD
4h 55m
Nonstop
9:40 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
11:10 pmSFO
4h 15m
Nonstop
5:25 am+1ORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

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

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

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

Round-trip total · 1 adult · Taxes included

One-stop flights

Fri, Dec 4 – Wed, Dec 9

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

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
12:10 pmSFO
6h 22m
RNO · 1h 12m
8:32 pmORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
12:20 pmSFO
6h 20m
SLC · 1h 12m
8:40 pmORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
8:24 amSFO
6h 26m
BZN · 1h 9m
4:50 pmORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
9:05 pmSFO
6h 26m
LAS · 1h 6m
5:31 am+1ORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Fri, Dec 4 – Wed, Dec 9

United Airlines
8:15 amSFO
6h 50m
BOI · 1h 23m
5:05 pmORD
United Airlines
6:00 amORD
4h 44m
Nonstop
8:44 amSFO

Round-trip total · 1 adult · Taxes included

Make this trip yours

SFO ⇄ ORD

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)
2026-12-04 → 2026-12-09American AirlinesAA2010 / AA1253$365.002026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA2278 / UA246$385.002026-10-29T01:18:59Z
2026-12-04 → 2026-12-09Delta Air LinesDL920 + DL2377 / DL756 + DL2197$355.002026-10-29T01:18:59Z
2026-12-04 → 2026-12-09American AirlinesAA3119 / AA1253$365.002026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA1147 / UA246$385.002026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA1225 + UA2167 / UA246$367.502026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA1413 + UA2817 / UA246$367.502026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA1973 + UA2202 / UA246$367.502026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA406 + UA2102 / UA246$367.502026-10-29T01:18:59Z
2026-12-04 → 2026-12-09United AirlinesUA5623 + UA424 / UA246$367.502026-10-29T01:18:59Z

2026-12-04 → 2026-12-09 · $365.00

  • American Airlines AA2010: SFO 2026-12-04 07:50:00 → ORD 2026-12-04 14:10:00; nonstop; 260 minutes. Local airport times.
  • American Airlines AA1253: ORD 2026-12-09 06:45:00 → SFO 2026-12-09 09:40:00; nonstop; 295 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $385.00

  • United Airlines UA2278: SFO 2026-12-04 23:10:00 → ORD 2026-12-05 05:25:00; nonstop; 255 minutes. Local airport times.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $355.00

  • Delta Air Lines DL920 / DL2377: SFO 2026-12-04 09:56:00 → ORD 2026-12-04 18:06:00; 1 stop(s) via SLC; 370 minutes. Local airport times.
    • DL920: SFO 2026-12-04 09:56:00 → SLC 2026-12-04 12:50:00; layover at SLC: 65 minutes.
    • DL2377: SLC 2026-12-04 13:55:00 → ORD 2026-12-04 18:06:00.
  • Delta Air Lines DL756 / DL2197: ORD 2026-12-09 14:25:00 → SFO 2026-12-09 19:24:00; 1 stop(s) via LAX; 419 minutes. Local airport times.
    • DL756: ORD 2026-12-09 14:25:00 → LAX 2026-12-09 16:59:00; layover at LAX: 63 minutes.
    • DL2197: LAX 2026-12-09 18:02:00 → SFO 2026-12-09 19:24:00.

2026-12-04 → 2026-12-09 · $365.00

  • American Airlines AA3119: SFO 2026-12-04 23:46:00 → ORD 2026-12-05 05:59:00; nonstop; 253 minutes. Local airport times.
  • American Airlines AA1253: ORD 2026-12-09 06:45:00 → SFO 2026-12-09 09:40:00; nonstop; 295 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $385.00

  • United Airlines UA1147: SFO 2026-12-04 15:00:00 → ORD 2026-12-04 21:15:00; nonstop; 255 minutes. Local airport times.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $367.50

  • United Airlines UA1225 / UA2167: SFO 2026-12-04 12:10:00 → ORD 2026-12-04 20:32:00; 1 stop(s) via RNO; 382 minutes. Local airport times.
    • UA1225: SFO 2026-12-04 12:10:00 → RNO 2026-12-04 13:14:00; layover at RNO: 72 minutes.
    • UA2167: RNO 2026-12-04 14:26:00 → ORD 2026-12-04 20:32:00.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $367.50

  • United Airlines UA1413 / UA2817: SFO 2026-12-04 12:20:00 → ORD 2026-12-04 20:40:00; 1 stop(s) via SLC; 380 minutes. Local airport times.
    • UA1413: SFO 2026-12-04 12:20:00 → SLC 2026-12-04 15:13:00; layover at SLC: 72 minutes.
    • UA2817: SLC 2026-12-04 16:25:00 → ORD 2026-12-04 20:40:00.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $367.50

  • United Airlines UA1973 / UA2202: SFO 2026-12-04 08:24:00 → ORD 2026-12-04 16:50:00; 1 stop(s) via BZN; 386 minutes. Local airport times.
    • UA1973: SFO 2026-12-04 08:24:00 → BZN 2026-12-04 11:39:00; layover at BZN: 69 minutes.
    • UA2202: BZN 2026-12-04 12:48:00 → ORD 2026-12-04 16:50:00.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $367.50

  • United Airlines UA406 / UA2102: SFO 2026-12-04 21:05:00 → ORD 2026-12-05 05:31:00; 1 stop(s) via LAS; 386 minutes. Local airport times.
    • UA406: SFO 2026-12-04 21:05:00 → LAS 2026-12-04 22:44:00; layover at LAS: 66 minutes.
    • UA2102: LAS 2026-12-04 23:50:00 → ORD 2026-12-05 05:31:00.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

2026-12-04 → 2026-12-09 · $367.50

  • United Airlines UA5623 / UA424: SFO 2026-12-04 08:15:00 → ORD 2026-12-04 17:05:00; 1 stop(s) via BOI; 410 minutes. Local airport times.
    • UA5623: SFO 2026-12-04 08:15:00 → BOI 2026-12-04 11:08:00; layover at BOI: 83 minutes.
    • UA424: BOI 2026-12-04 12:31:00 → ORD 2026-12-04 17:05:00.
  • United Airlines UA246: ORD 2026-12-09 06:00:00 → SFO 2026-12-09 08:44:00; nonstop; 284 minutes. Local airport times.

More dates for this route