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Seattle → Chicago

Jan 21, 2027 · return Feb 4, 2027

SEA → ORD1 adulteconomyRound trip

14 flight options · 4 airlines

Nonstop flights

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
5:51 pmSEA
4h 8m
Nonstop
11:59 pmORD
Alaska Airlines
3:19 pmORD
4h 52m
Nonstop
6:11 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

American Airlines
10:51 amSEA
4h 8m
Nonstop
4:59 pmORD
American Airlines
12:54 pmORD
5h 4m
Nonstop
3:58 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
5:55 pmSEA
4h 4m
Nonstop
11:59 pmORD
Delta Air Lines
12:58 pmORD
4h 33m
Nonstop
3:31 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

United Airlines
10:48 amSEA
4h 5m
Nonstop
4:53 pmORD
United Airlines
7:55 pmORD
4h 48m
Nonstop
10:43 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
11:40 pmSEA
3h 57m
Nonstop
5:37 am+1ORD
Alaska Airlines
3:19 pmORD
4h 52m
Nonstop
6:11 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

American Airlines
11:59 pmSEA
3h 56m
Nonstop
5:55 am+1ORD
American Airlines
12:54 pmORD
5h 4m
Nonstop
3:58 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

United Airlines
2:05 pmSEA
4h 10m
Nonstop
8:15 pmORD
United Airlines
7:55 pmORD
4h 48m
Nonstop
10:43 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
10:39 amSEA
4h 8m
Nonstop
4:47 pmORD
Delta Air Lines
12:58 pmORD
4h 33m
Nonstop
3:31 pmSEA

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
9:50 amSEA
6h 27m
MSO · 1h 20m
6:17 pmORD
Alaska Airlines
3:19 pmORD
4h 52m
Nonstop
6:11 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Alaska Airlines
9:50 amSEA
6h 27m
BOI · 1h 18m
6:17 pmORD
Alaska Airlines
3:19 pmORD
4h 52m
Nonstop
6:11 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
8:30 amSEA
6h 11m
MSP · 1h 13m
4:41 pmORD
Delta Air Lines
12:58 pmORD
4h 33m
Nonstop
3:31 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

United Airlines
5:00 amSEA
6h 35m
DEN · 1h 14m
1:35 pmORD
United Airlines
7:55 pmORD
4h 48m
Nonstop
10:43 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

United Airlines
10:50 amSEA
4h 10m
Nonstop
5:00 pmORD
United Airlines
8:58 amORD
7h 34m
YVR · 1h 45m
2:32 pmSEA

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Delta Air Lines
1:25 pmSEA
7h 2m
SLC · 1h 49m
10:27 pmORD
Delta Air Lines
12:58 pmORD
4h 33m
Nonstop
3:31 pmSEA

Round-trip total · 1 adult · Taxes included

Make this trip yours

SEA ⇄ ORD

Economy

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

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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 → 2027-02-04Alaska AirlinesAS538 / AS407$340.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04American AirlinesAA2112 / AA3113$350.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Delta Air LinesDL2108 / DL1564$360.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04United AirlinesUA747 / UA2211$360.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Alaska AirlinesAS328 / AS407$340.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04American AirlinesAA2379 / AA3113$350.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04United AirlinesUA1705 / UA2211$360.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Delta Air LinesDL637 / DL1564$360.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Alaska AirlinesAS3128 + AA4189 / AS407$345.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Alaska AirlinesAS3087 + AA2036 / AS407$345.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Delta Air LinesDL536 + DL1471 / DL1564$350.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04United AirlinesUA2601 + UA2329 / UA2211$350.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04United AirlinesUA747 / UA1498 + AC8804$350.002026-10-29T01:16:04Z
2027-01-21 → 2027-02-04Delta Air LinesDL1120 + DL2413 / DL1564$350.002026-10-29T01:16:04Z

2027-01-21 → 2027-02-04 · $340.00

  • Alaska Airlines AS538: SEA 2027-01-21 17:51:00 → ORD 2027-01-21 23:59:00; nonstop; 248 minutes. Local airport times.
  • Alaska Airlines AS407: ORD 2027-02-04 15:19:00 → SEA 2027-02-04 18:11:00; nonstop; 292 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $350.00

  • American Airlines AA2112: SEA 2027-01-21 10:51:00 → ORD 2027-01-21 16:59:00; nonstop; 248 minutes. Local airport times.
  • American Airlines AA3113: ORD 2027-02-04 12:54:00 → SEA 2027-02-04 15:58:00; nonstop; 304 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $360.00

  • Delta Air Lines DL2108: SEA 2027-01-21 17:55:00 → ORD 2027-01-21 23:59:00; nonstop; 244 minutes. Local airport times.
  • Delta Air Lines DL1564: ORD 2027-02-04 12:58:00 → SEA 2027-02-04 15:31:00; nonstop; 273 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $360.00

  • United Airlines UA747: SEA 2027-01-21 10:48:00 → ORD 2027-01-21 16:53:00; nonstop; 245 minutes. Local airport times.
  • United Airlines UA2211: ORD 2027-02-04 19:55:00 → SEA 2027-02-04 22:43:00; nonstop; 288 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $340.00

  • Alaska Airlines AS328: SEA 2027-01-21 23:40:00 → ORD 2027-01-22 05:37:00; nonstop; 237 minutes. Local airport times.
  • Alaska Airlines AS407: ORD 2027-02-04 15:19:00 → SEA 2027-02-04 18:11:00; nonstop; 292 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $350.00

  • American Airlines AA2379: SEA 2027-01-21 23:59:00 → ORD 2027-01-22 05:55:00; nonstop; 236 minutes. Local airport times.
  • American Airlines AA3113: ORD 2027-02-04 12:54:00 → SEA 2027-02-04 15:58:00; nonstop; 304 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $360.00

  • United Airlines UA1705: SEA 2027-01-21 14:05:00 → ORD 2027-01-21 20:15:00; nonstop; 250 minutes. Local airport times.
  • United Airlines UA2211: ORD 2027-02-04 19:55:00 → SEA 2027-02-04 22:43:00; nonstop; 288 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $360.00

  • Delta Air Lines DL637: SEA 2027-01-21 10:39:00 → ORD 2027-01-21 16:47:00; nonstop; 248 minutes. Local airport times.
  • Delta Air Lines DL1564: ORD 2027-02-04 12:58:00 → SEA 2027-02-04 15:31:00; nonstop; 273 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $345.00

  • Alaska Airlines AS3128 / AA4189: SEA 2027-01-21 09:50:00 → ORD 2027-01-21 18:17:00; 1 stop(s) via MSO; 387 minutes. Local airport times.
    • AS3128: SEA 2027-01-21 09:50:00 → MSO 2027-01-21 12:22:00; layover at MSO: 80 minutes.
    • AA4189: MSO 2027-01-21 13:42:00 → ORD 2027-01-21 18:17:00.
  • Alaska Airlines AS407: ORD 2027-02-04 15:19:00 → SEA 2027-02-04 18:11:00; nonstop; 292 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $345.00

  • Alaska Airlines AS3087 / AA2036: SEA 2027-01-21 09:50:00 → ORD 2027-01-21 18:17:00; 1 stop(s) via BOI; 387 minutes. Local airport times.
    • AS3087: SEA 2027-01-21 09:50:00 → BOI 2027-01-21 12:21:00; layover at BOI: 78 minutes.
    • AA2036: BOI 2027-01-21 13:39:00 → ORD 2027-01-21 18:17:00.
  • Alaska Airlines AS407: ORD 2027-02-04 15:19:00 → SEA 2027-02-04 18:11:00; nonstop; 292 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $350.00

  • Delta Air Lines DL536 / DL1471: SEA 2027-01-21 08:30:00 → ORD 2027-01-21 16:41:00; 1 stop(s) via MSP; 371 minutes. Local airport times.
    • DL536: SEA 2027-01-21 08:30:00 → MSP 2027-01-21 13:48:00; layover at MSP: 73 minutes.
    • DL1471: MSP 2027-01-21 15:01:00 → ORD 2027-01-21 16:41:00.
  • Delta Air Lines DL1564: ORD 2027-02-04 12:58:00 → SEA 2027-02-04 15:31:00; nonstop; 273 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $350.00

  • United Airlines UA2601 / UA2329: SEA 2027-01-21 05:00:00 → ORD 2027-01-21 13:35:00; 1 stop(s) via DEN; 395 minutes. Local airport times.
    • UA2601: SEA 2027-01-21 05:00:00 → DEN 2027-01-21 08:41:00; layover at DEN: 74 minutes.
    • UA2329: DEN 2027-01-21 09:55:00 → ORD 2027-01-21 13:35:00.
  • United Airlines UA2211: ORD 2027-02-04 19:55:00 → SEA 2027-02-04 22:43:00; nonstop; 288 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $350.00

  • United Airlines UA747: SEA 2027-01-21 10:50:00 → ORD 2027-01-21 17:00:00; nonstop; 250 minutes. Local airport times.
  • United Airlines UA1498 / AC8804: ORD 2027-02-04 08:58:00 → SEA 2027-02-04 14:32:00; 1 stop(s) via YVR; 454 minutes. Local airport times.
    • UA1498: ORD 2027-02-04 08:58:00 → YVR 2027-02-04 12:45:00; layover at YVR: 105 minutes.
    • AC8804: YVR 2027-02-04 14:30:00 → SEA 2027-02-04 14:32:00.

2027-01-21 → 2027-02-04 · $350.00

  • Delta Air Lines DL1120 / DL2413: SEA 2027-01-21 13:25:00 → ORD 2027-01-21 22:27:00; 1 stop(s) via SLC; 422 minutes. Local airport times.
    • DL1120: SEA 2027-01-21 13:25:00 → SLC 2027-01-21 16:26:00; layover at SLC: 109 minutes.
    • DL2413: SLC 2027-01-21 18:15:00 → ORD 2027-01-21 22:27:00.
  • Delta Air Lines DL1564: ORD 2027-02-04 12:58:00 → SEA 2027-02-04 15:31:00; nonstop; 273 minutes. Local airport times.

More dates for this route