United Airlines Seattle to Chicago Flights

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Cheapflightsplus.com will find cheap United Airlines flights from Seattle to Chicago. Compare airline ticket prices and book air tickets starting from $154 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — Chicago (IL) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in april: one-way - $154, two-way – $264.

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Cheap Flights from Seattle to Chicago by United Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by United Airlines, their prices start from $154. The fastest nonstop flight takes 3h 54m. The fastest connecting flight — 6h 5m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $154 Find flight	7:00 am Seattle Seattle-Tacoma Intl	1:06 pm Chicago O'Hare International	4h 6m	United Airlines	UA1373
from $154 Find flight	11:59 pm Seattle Seattle-Tacoma Intl	6:00 am+1 день Chicago O'Hare International	4h 1m	United Airlines	UA2019
from $164 Find flight	11:59 pm Seattle Seattle-Tacoma Intl	5:53 am+1 день Chicago O'Hare International	3h 54m	United Airlines	UA747
from $187 Find flight	11:55 pm Seattle Seattle-Tacoma Intl	5:52 am+1 день Chicago O'Hare International	3h 57m	United Airlines	UA684
from $187 Find flight	2:06 pm Seattle Seattle-Tacoma Intl	8:09 pm Chicago O'Hare International	4h 3m	United Airlines	UA2013
from $187 Find flight	7:10 am Seattle Seattle-Tacoma Intl	1:10 pm Chicago O'Hare International	4h 0m	United Airlines	UA2494
from $282 Find flight	7:00 am Seattle Seattle-Tacoma Intl	1:01 pm Chicago O'Hare International	4h 1m	United Airlines	UA576
from $333 Find flight	10:55 am Seattle Seattle-Tacoma Intl	4:59 pm Chicago O'Hare International	4h 4m	United Airlines	UA2296
from $186 Find flight	5:10 pm Seattle Seattle-Tacoma Intl	5:01 am+1 день Chicago O'Hare International	9h 51m layover 3h 2m - Los Angeles	United Airlines	UA2397 UA2622
from $186 Find flight	6:25 am Seattle Seattle-Tacoma Intl	6:19 pm Chicago O'Hare International	9h 54m layover 2h 51m - Los Angeles	United Airlines	UA1400 UA1232
from $187 Find flight	2:00 pm Seattle Seattle-Tacoma Intl	11:12 pm Chicago O'Hare International	7h 12m layover 0h 38m - San Francisco	United Airlines	UA375 UA373
from $187 Find flight	11:56 am Seattle Seattle-Tacoma Intl	11:12 pm Chicago O'Hare International	9h 16m layover 2h 42m - San Francisco	United Airlines	UA2848 UA373
from $187 Find flight	9:25 am Seattle Seattle-Tacoma Intl	9:05 pm Chicago O'Hare International	9h 40m layover 3h 6m - San Francisco	United Airlines	UA342 UA2386
from $188 Find flight	12:35 pm Seattle Seattle-Tacoma Intl	9:25 pm Chicago O'Hare International	6h 50m layover 1h 38m - Denver	United Airlines	UA1483 UA1898
from $214 Find flight	5:00 am Seattle Seattle-Tacoma Intl	10:51 pm Chicago O'Hare International	15h 51m layover 10h 33m - Denver	United Airlines	UA2269 UA2258
from $256 Find flight	7:25 am Seattle Seattle-Tacoma Intl	8:07 pm Chicago O'Hare International	10h 42m layover 2h 40m - Newark	United Airlines	UA1329 UA1329

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 04/03/2025

United Airlines Flight Schedule Seattle to Chicago

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:55 am — 4:59 pm	10:55 am — 4:59 pm UA2296 United Airlines Seattle — Chicago	4h 4m	Find flight from$333
11:55 pm — 5:52 am +1 day	11:55 pm — 5:52 am UA684 United Airlines Seattle — Chicago	3h 57m	Find flight from$187
11:59 pm — 6:00 am +1 day	11:59 pm — 6:00 am UA2019 United Airlines Seattle — Chicago	4h 1m	Find flight from$154
11:59 pm — 5:53 am +1 day	11:59 pm — 5:53 am UA747 United Airlines Seattle — Chicago	3h 54m	Find flight from$164
2:06 pm — 8:09 pm	2:06 pm — 8:09 pm UA2013 United Airlines Seattle — Chicago	4h 3m	Find flight from$187
7:00 am — 1:06 pm	7:00 am — 1:06 pm UA1373 United Airlines Seattle — Chicago	4h 6m	Find flight from$154
7:00 am — 1:01 pm	7:00 am — 1:01 pm UA576 United Airlines Seattle — Chicago	4h 1m	Find flight from$282
7:00 am — 1:04 pm	7:00 am — 1:04 pm UA1448 United Airlines Seattle — Chicago	4h 4m	Find flight from$286
7:10 am — 1:10 pm	7:10 am — 1:10 pm UA2494 United Airlines Seattle — Chicago	4h	Find flight from$187
10:36 pm — 9:44 am +1 day	10:36 pm — 6:43 am UA341 United Airlines Seattle — Newark 1h 17m stop 8:00 am — 9:44 am UA2100 United Airlines Newark — Chicago	9h 8m including layover	Find flight from$374
12:35 pm — 9:25 pm	12:35 pm — 4:17 pm UA1483 United Airlines Seattle — Denver 1h 38m stop 5:55 pm — 9:25 pm UA1898 United Airlines Denver — Chicago	6h 50m including layover	Find flight from$188
12:50 pm — 11:19 pm	12:50 pm — 3:09 pm UA1509 United Airlines Seattle — San Francisco 1h 46m stop 4:55 pm — 11:19 pm UA1482 United Airlines San Francisco — Chicago	8h 29m including layover	Find flight from$188
1:55 pm — 0:52 am +1 day	1:55 pm — 4:12 pm UA1152 United Airlines Seattle — San Francisco 2h 23m stop 6:35 pm — 0:52 am UA737 United Airlines San Francisco — Chicago	8h 57m including layover	Find flight from$261
1:55 pm — 11:12 pm	1:55 pm — 4:12 pm UA1152 United Airlines Seattle — San Francisco 43m stop 4:55 pm — 11:12 pm UA2626 United Airlines San Francisco — Chicago	7h 17m including layover	Find flight from$367
2:00 pm — 11:12 pm	2:00 pm — 4:17 pm UA375 United Airlines Seattle — San Francisco 38m stop 4:55 pm — 11:12 pm UA373 United Airlines San Francisco — Chicago	7h 12m including layover	Find flight from$187
3:18 pm — 11:59 pm	3:25 pm — 7:09 pm UA757 United Airlines Seattle — Denver 1h 29m stop 8:50 pm — 0:22 am UA377 United Airlines Denver — Chicago	6h 41m including layover	Find flight from$188
3:20 pm — 11:57 pm	3:20 pm — 7:04 pm UA1476 United Airlines Seattle — Denver 1h 21m stop 8:25 pm — 11:57 pm UA377 United Airlines Denver — Chicago	6h 37m including layover	Find flight from$198
4:35 pm — 5:00 am +1 day	4:35 pm — 6:52 pm UA1914 United Airlines Seattle — San Francisco 3h 52m stop 10:44 pm — 5:00 am UA1494 United Airlines San Francisco — Chicago	10h 25m including layover	Find flight from$261
4:58 pm — 4:53 am +1 day	4:58 pm — 7:10 pm UA2482 United Airlines Seattle — San Francisco 3h 25m stop 10:35 pm — 4:53 am UA2482 United Airlines San Francisco — Chicago	9h 55m including layover	Find flight from$292
5:00 am — 2:50 pm	5:00 am — 8:47 am UA2269 United Airlines Seattle — Denver 2h 32m stop 11:23 am — 2:54 pm UA2312 United Airlines Denver — Chicago	7h 50m including layover	Find flight from$188
5:10 pm — 5:01 am +1 day	5:10 pm — 7:58 pm UA2397 United Airlines Seattle — Los Angeles 3h 2m stop 11:00 pm — 5:01 am UA2622 United Airlines Los Angeles — Chicago	9h 51m including layover	Find flight from$186
6:15 am — 6:55 pm	6:15 am — 9:02 am UA1571 United Airlines Seattle — Los Angeles 3h 37m stop 12:39 pm — 6:55 pm UA1819 United Airlines Los Angeles — Chicago	10h 40m including layover	Find flight from$188
6:25 am — 6:19 pm	6:25 am — 9:14 am UA1400 United Airlines Seattle — Los Angeles 2h 51m stop 12:05 pm — 6:19 pm UA1232 United Airlines Los Angeles — Chicago	9h 54m including layover	Find flight from$186
8:30 am — 6:55 pm	8:30 am — 12:14 pm UA1829 United Airlines Seattle — Denver 3h 10m stop 3:24 pm — 6:55 pm UA1583 United Airlines Denver — Chicago	8h 25m including layover	Find flight from$261
8:44 am — 9:05 pm	8:44 am — 11:01 am UA1777 United Airlines Seattle — San Francisco 3h 44m stop 2:45 pm — 9:05 pm UA468 United Airlines San Francisco — Chicago	10h 21m including layover	Find flight from$198
9:20 am — 7:59 pm	9:25 am — 11:39 am UA1960 United Airlines Seattle — San Francisco 2h 1m stop 2:45 pm — 9:05 pm UA2386 United Airlines San Francisco — Chicago	8h 39m including layover	Find flight from$188
9:25 am — 9:05 pm	9:25 am — 11:39 am UA342 United Airlines Seattle — San Francisco 3h 6m stop 2:45 pm — 9:05 pm UA2386 United Airlines San Francisco — Chicago	9h 40m including layover	Find flight from$187

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 04/03/2025

Flight Information

There are 9 flights by United Airlines from Seattle to Chicago every week with departures from Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB. All flights arrive at Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee.

Departures start from 10:36 pm to 9:41 am. Nonstop flight is 3h 54m. The time difference between Seattle and Chicago is 2h.

The fastest flight 3h 54m
Average flight time 4h 1m
The earliest flight 10:36 pm
The latest flight 9:41 am
Distance 1732 ml

The cheapest months for traveling to Chicago are january (from 154 $), february (from 154 $), december (from 164 $).

The most expensive and popular months are november (from 187 $), december (from 164 $), february (from 154 $).

The cheapest flight by United Airlines that our users were able to find is $154. This airfare is economy class on one-way UA1373 flight for February 1, 2025 leaving Seattle-Tacoma Intl in Seattle at 7:00 am, it includes all taxes and additional fees.

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United Airlines Airplanes on the Route

List of the most popular United Airlines airplanes flying from Seattle to Chicago:

Other Popular Airlines on the Route

Besides United Airlines there are other 5 airline carriers between Seattle and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to Chicago.

Nonstop flights

There are 15 direct flights every day from Seattle. Airlines and fares are below:

AS - Alaska Airlines

from $122

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Connecting Flights

List of flights with layovers (1 and more stops):

AS - Alaska Airlines

from $216

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F9 - Frontier Airlines

from $62

Find
SY - Sun Country Airlines

from $134

Find
TK - Turkish Airlines

from $1247

Find
NK - Spirit Airlines

from $83

Find

See more connecting flights

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