Cheap Flights from Chicago, IL to Seattle, WA from $62
Return flight: Seattle – Chicago
On Cheapflightsplus.com you will find 16 direct and 264 connecting flights from Chicago to Seattle. You can compare airfare deals from 10 airlines and multiple travel sites from $62, book and save on cheap plane tickets and last minute offers. Also check out CHI-SEA flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Chicago to Seattle Flight Deals
To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights».
To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight.
Cheapest flights in November: $62 (one-way), $106 (round-trip).
Direct flights
Check prices for return flight
Best Flights from Chicago to Seattle Today
Take a look at the list of non stop flights and flights with layovers from Chicago to Seattle with the lowest price of $62. The fastest direct flight takes 4h 37m and the fastest connecting – 6h 15m.
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $138 | 17:54 Chicago O'Hare International | 20:35 Seattle Seattle-Tacoma Intl | 4h 41m | Alaska Airlines | AS353 |
| from $154 | 19:59 Chicago O'Hare International | 22:42 Seattle Seattle-Tacoma Intl | 4h 43m | United Airlines | UA2211 |
| from $162 | 10:00 Chicago O'Hare International | 12:43 Seattle Seattle-Tacoma Intl | 4h 43m | Alaska Airlines | AS462 |
| from $175 | 19:55 Chicago O'Hare International | 22:46 Seattle Seattle-Tacoma Intl | 4h 51m | United Airlines | UA2850 |
| from $233 | 16:05 Chicago O'Hare International | 18:45 Seattle Seattle-Tacoma Intl | 4h 40m | United Airlines | UA2278 |
| from $282 | 09:20 Chicago O'Hare International | 12:08 Seattle Seattle-Tacoma Intl | 4h 48m | United Airlines | UA1605 |
| from $287 | 08:00 Chicago O'Hare International | 10:37 Seattle Seattle-Tacoma Intl | 4h 37m | Alaska Airlines | AS329 |
| from $1150 | 23:59 Chicago O'Hare International | 02:45+1 день Seattle Seattle-Tacoma Intl | 4h 46m | United Airlines | UA1381 |
| from $62 | 07:25 Chicago O'Hare International | 13:34 Seattle Seattle-Tacoma Intl | 8h 9m layover 1h 58m - Denver | Frontier Airlines | F93173 F91175 |
| from $62 | 07:15 Chicago Midway | 13:34 Seattle Seattle-Tacoma Intl | 8h 19m layover 2h 19m - Denver | Frontier Airlines | F92209 F91175 |
| from $62 | 18:13 Chicago Midway | 08:15+1 день Seattle Seattle-Tacoma Intl | 16h 2m layover 10h 0m - Denver | Frontier Airlines | F91227 F91175 |
| from $65 | 12:44 Chicago Midway | 18:32 Seattle Seattle-Tacoma Intl | 7h 48m layover 0h 44m - Las Vegas | Frontier Airlines | F92329 F92407 |
| from $65 | 18:36 Chicago O'Hare International | 08:50+1 день Seattle Seattle-Tacoma Intl | 16h 14m layover 9h 0m - Las Vegas | Frontier Airlines | F92145 F92407 |
| from $82 | 14:01 Chicago Midway | 20:52 Seattle Seattle-Tacoma Intl | 8h 51m layover 1h 26m - Phoenix | Frontier Airlines | F91735 F93973 |
| from $84 | 18:48 Chicago O'Hare International | 08:37+1 день Seattle Seattle-Tacoma Intl | 15h 49m layover 10h 3m - Denver | Frontier Airlines | F91483 F91175 |
| from $135 | 21:53 Chicago O'Hare International | 11:55+1 день Seattle Seattle-Tacoma Intl | 16h 2m layover 9h 5m - Las Vegas | Spirit Airlines | NK330 NK413 |
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 03, 2025
Flight Schedule Chicago (Illinois) to Seattle (Washington)
Full flight schedule will help you in detecting at what time planes fly from Chicago to Seattle. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
| Departure | Arrival | Flight Details | Flight Duration | Price |
|---|---|---|---|---|
|
07:00 — 09:38
|
07:00 — 09:38
AS333
Alaska Airlines
Chicago — Seattle
|
4h 38m |
Find flight
from$150 |
|
|
08:00 — 10:37
|
08:00 — 10:37
AS329
Alaska Airlines
Chicago — Seattle
|
4h 37m |
Find flight
from$287 |
|
|
09:00 — 11:44
|
09:00 — 11:44
UA1705
United Airlines
Chicago — Seattle
|
4h 44m |
Find flight
from$287 |
|
|
09:20 — 12:08
|
09:20 — 12:08
UA1605
United Airlines
Chicago — Seattle
|
4h 48m |
Find flight
from$282 |
|
|
09:20 — 12:08
|
09:20 — 12:08
UA2005
United Airlines
Chicago — Seattle
|
4h 48m |
Find flight
from$297 |
|
|
10:00 — 12:43
|
10:00 — 12:43
AS462
Alaska Airlines
Chicago — Seattle
|
4h 43m |
Find flight
from$162 |
|
|
10:35 — 13:22
|
10:35 — 13:22
UA2849
United Airlines
Chicago — Seattle
|
4h 47m |
Find flight
from$154 |
|
|
13:05 — 15:45
|
13:05 — 15:45
AS335
Alaska Airlines
Chicago — Seattle
|
4h 40m |
Find flight
from$287 |
|
|
13:30 — 16:16
|
13:30 — 16:16
UA1485
United Airlines
Chicago — Seattle
|
4h 46m |
Find flight
from$154 |
|
|
14:00 — 16:48
|
14:00 — 16:48
UA337
United Airlines
Chicago — Seattle
|
4h 48m |
Find flight
from$250 |
|
|
16:05 — 18:45
|
16:05 — 18:45
UA2278
United Airlines
Chicago — Seattle
|
4h 40m |
Find flight
from$233 |
|
|
17:54 — 20:35
|
17:54 — 20:35
AS353
Alaska Airlines
Chicago — Seattle
|
4h 41m |
Find flight
from$138 |
|
|
19:19 — 22:00
|
19:19 — 22:00
AS421
Alaska Airlines
Chicago — Seattle
|
4h 41m |
Find flight
from$287 |
|
|
19:55 — 22:46
|
19:55 — 22:46
UA2850
United Airlines
Chicago — Seattle
|
4h 51m |
Find flight
from$175 |
|
|
19:59 — 22:42
|
19:59 — 22:42
UA2211
United Airlines
Chicago — Seattle
|
4h 43m |
Find flight
from$154 |
|
|
23:59 — 02:45
+1 day
|
23:59 — 02:45
UA1381
United Airlines
Chicago — Seattle
|
4h 46m |
Find flight
from$1150 |
|
|
06:00 — 21:05
|
18:00 — 20:02
F91483
Frontier Airlines
Chicago — Denver
11h 2m stop
17:17 — 19:27
F93405
Frontier Airlines
Denver — Seattle
|
17h 5m including layover |
Find flight
from$150 |
|
|
06:05 — 16:31
|
06:05 — 08:33
F91887
Frontier Airlines
Chicago — Dallas
5h 53m stop
14:26 — 16:31
F94065
Frontier Airlines
Dallas — Seattle
|
12h 26m including layover |
Find flight
from$85 |
|
|
07:15 — 13:34
|
06:05 — 07:51
F92209
Frontier Airlines
Chicago — Denver
2h 19m stop
06:00 — 08:15
F91175
Frontier Airlines
Denver — Seattle
|
8h 19m including layover |
Find flight
from$62 |
|
|
07:25 — 13:34
|
10:57 — 12:46
F93173
Frontier Airlines
Chicago — Denver
1h 58m stop
06:00 — 08:15
F91175
Frontier Airlines
Denver — Seattle
|
8h 9m including layover |
Find flight
from$62 |
|
|
08:45 — 16:00
|
08:45 — 11:19
UA1584
United Airlines
Chicago — Los Angeles
1h 46m stop
13:05 — 16:00
UA2390
United Airlines
Los Angeles — Seattle
|
9h 15m including layover |
Find flight
from$186 |
|
|
08:45 — 15:45
|
08:45 — 11:33
UA1387
United Airlines
Chicago — San Francisco
1h 52m stop
13:25 — 15:45
UA593
United Airlines
San Francisco — Seattle
|
9h including layover |
Find flight
from$188 |
|
|
09:45 — 19:27
|
06:05 — 07:51
F92209
Frontier Airlines
Chicago — Denver
5h 44m stop
17:56 — 20:06
F93405
Frontier Airlines
Denver — Seattle
|
11h 42m including layover |
Find flight
from$150 |
|
|
10:55 — 17:37
|
10:55 — 12:51
NK183
Spirit Airlines
Chicago — Las Vegas
2h 6m stop
14:57 — 17:37
NK781
Spirit Airlines
Las Vegas — Seattle
|
8h 42m including layover |
Find flight
from$160 |
|
|
11:32 — 18:37
|
11:32 — 14:19
F91735
Frontier Airlines
Chicago — Phoenix
2h 11m stop
16:30 — 18:37
F91723
Frontier Airlines
Phoenix — Seattle
|
9h 5m including layover |
Find flight
from$101 |
|
|
12:21 — 19:28
|
10:57 — 12:46
F93173
Frontier Airlines
Chicago — Denver
3h 7m stop
17:56 — 20:06
F93405
Frontier Airlines
Denver — Seattle
|
9h 7m including layover |
Find flight
from$78 |
|
|
12:44 — 18:32
|
12:43 — 15:07
F92329
Frontier Airlines
Chicago — Las Vegas
44m stop
06:00 — 08:57
F92407
Frontier Airlines
Las Vegas — Seattle
|
7h 48m including layover |
Find flight
from$65 |
|
|
13:39 — 00:15
+1 day
|
13:39 — 15:45
NK150
Spirit Airlines
Chicago — Las Vegas
5h 43m stop
21:28 — 00:15
NK181
Spirit Airlines
Las Vegas — Seattle
|
12h 36m including layover |
Find flight
from$160 |
|
|
14:00 — 22:30
|
14:00 — 16:38
UA2661
United Airlines
Chicago — Los Angeles
2h 52m stop
19:30 — 22:30
UA1657
United Airlines
Los Angeles — Seattle
|
10h 30m including layover |
Find flight
from$186 |
|
|
14:01 — 20:52
|
14:01 — 17:10
F91735
Frontier Airlines
Chicago — Phoenix
1h 26m stop
18:36 — 20:52
F93973
Frontier Airlines
Phoenix — Seattle
|
8h 51m including layover |
Find flight
from$82 |
|
|
15:35 — 22:30
|
15:35 — 18:13
UA2669
United Airlines
Chicago — Los Angeles
1h 17m stop
19:30 — 22:30
UA1657
United Airlines
Los Angeles — Seattle
|
8h 55m including layover |
Find flight
from$186 |
|
|
15:35 — 22:30
|
15:35 — 18:14
UA1732
United Airlines
Chicago — Los Angeles
1h 11m stop
19:30 — 22:30
UA1875
United Airlines
Los Angeles — Seattle
|
8h 55m including layover |
Find flight
from$188 |
|
|
16:44 — 07:15
+1 day
|
16:44 — 18:35
F92003
Frontier Airlines
Chicago — Denver
10h 29m stop
05:04 — 07:15
F91175
Frontier Airlines
Denver — Seattle
|
16h 31m including layover |
Find flight
from$84 |
|
|
16:44 — 19:28
+1 day
|
16:44 — 18:35
F92003
Frontier Airlines
Chicago — Denver
22h 43m stop
17:18 — 19:28
F93405
Frontier Airlines
Denver — Seattle
|
28h 44m including layover |
Find flight
from$84 |
|
|
17:50 — 23:09
|
17:50 — 19:40
UA2370
United Airlines
Chicago — Denver
1h 24m stop
21:04 — 23:09
UA2651
United Airlines
Denver — Seattle
|
7h 19m including layover |
Find flight
from$188 |
|
|
18:13 — 08:15
+1 day
|
18:13 — 20:00
F91227
Frontier Airlines
Chicago — Denver
10h stop
06:00 — 08:15
F91175
Frontier Airlines
Denver — Seattle
|
16h 2m including layover |
Find flight
from$62 |
|
|
18:36 — 08:50
+1 day
|
18:36 — 21:00
F92145
Frontier Airlines
Chicago — Las Vegas
9h stop
06:00 — 08:57
F92407
Frontier Airlines
Las Vegas — Seattle
|
16h 14m including layover |
Find flight
from$65 |
|
|
21:53 — 11:55
+1 day
|
21:10 — 23:20
NK330
Spirit Airlines
Chicago — Las Vegas
9h 5m stop
09:04 — 11:55
NK413
Spirit Airlines
Las Vegas — Seattle
|
16h 2m including layover |
Find flight
from$135 |
|
*Departure and arrival times - local. Updated on April 3, 2025
Flight Information
Below we will explain in detail what the flights cost on the destination from Chicago to Seattle depends on and how to choose the most interesting flight option for you.
Distance between Chicago and Seattle is 2786 miles. Time difference between the cities is 2h. Airplanes depart 00:48 to 23:59 from 7 Chicago airports and arrive 00:48 to 23:59 to 3 Seattle airports. Average flight time is 4h 44m.
- The fastest flight 4h 37m
- Average flight time 4h 44m
- The earliest flight 00:48
- The latest flight 23:59
- Distance 1732 ml
The cheapest months to travel to Seattle are november (from 62 $), december (from 65 $), january (from 82 $).
The most expensive months are february (from 85 $), january (from 82 $), december (from 65 $).
What is the lowest airfare Chicago to Seattle?
The cheapest plane ticket found by our users is $62. This airfare is for economy class on one-way F93173 flight by Frontier Airlines for December 13, 2024 which leaves O'Hare International in Chicago at 07:25 am and arrives at Seattle Seattle-Tacoma Intl at 13:34.
Economy class
$62
Business class
?
First class
?
Popular Airlines on the Route
The flight Chicago — Seattle is served by 10 regular airlines and 7 low-cost airlines. Most of the flights on this route are operated by United Airlines - 150 departures per week at the price of from $ 154 . And the most expensive tickets are offered by United Airlines airline - from $ 1150.
Direct flights
There are 16 nonstop flights on the route. The fastest direct flight is AS329 by Alaska Airlines takes 4h 37m and the cheapest is F93173 by Frontier Airlines for $138.
- from $154Find
- AS - Alaska Airlinesfrom $138Find
See more direct flights
Connecting Flights
There are 264 flights with layovers on the route. The fastest connecting flight is AS325 by Alaska Airlines takes 6h 15m and the cheapest is F93173 by Frontier Airlines for $62.
- from $186Find
- AS - Alaska Airlinesfrom $169Find
- F9 - Frontier Airlinesfrom $62Find
- PD - Porter Airlinesfrom $506Find
- SY - Sun Country Airlinesfrom $173Find
- Y4 - Volarisfrom $441Find
- VB - VivaAerobusfrom $411Find
- AM - Aeromexicofrom $472Find
- NK - Spirit Airlinesfrom $135Find
- TS - Air Transatfrom $555Find
See more connecting flights
Airports
You can fly from Chicago to Seattle from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).
Chicago airports
- O'Hare International-ORDfrom $62Find
- Midway-MDWfrom $62Find
- Dupage County-DPAFind
- Chicago FSS-CHIFind
- Merrill C Meigs (closed)-CGXFind
- Pal-Waukee-PWKFind
- Chicago NAS-NOHFind
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAFind
- Kenmore Air Harbor SPB-LKEFind
Airplanes
There are flights to Seattle from Chicago by 10 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Chicago
You may also consider searching for discounted plane tickets to some other popular places from Chicago within United States.
- from $508Find
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- from $61Find
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- from $61Find
Top International Destinations from Chicago
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $60Find
- from $72Find
- from $73Find
- from $61Find
- from $79Find
- from $73Find
- from $76Find
- from $60Find
- from $59Find
- from $74Find
How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.