$74+ Cheap flights from Washington to O'Hare Intl (ORD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ORD
Mar 5 — Mar 121
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Washington to O'Hare IntlExplore the most affordable flight options available from Washington to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Washington to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:07 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Sat 3/78:20 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$162
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:00 am
SEA
- ORD
Nonstop4h 06m
United Airlines
Sat 3/74:20 pm
ORD
- SEA
Nonstop4h 43m
United Airlines
Deal found 1/31![United Airlines logo]()
$163
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:13 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Wed 3/188:20 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:24 pm
SEA
- ORD
1 stop10h 33m
Frontier
Tue 3/107:31 pm
ORD
- SEA
1 stop23h 38m
Frontier
Deal found 2/3![Frontier logo]()
$179
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:15 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Sat 2/289:40 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$180
This SmartFares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:55 pm
SEA
- ORD
Nonstop4h 01m
Alaska Airlines
Sat 3/73:07 pm
ORD
- SEA
1 stop9h 32m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:00 am
SEA
- ORD
Nonstop4h 11m
Hawaiian Airlines
Sat 3/77:00 am
ORD
- SEA
Nonstop4h 51m
Hawaiian Airlines
Deal found 2/2![Hawaiian Airlines logo]()
$185
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:32 pm
SEA
- ORD
1 stop8h 54m
United Airlines
Sat 2/287:59 pm
ORD
- SEA
Nonstop4h 44m
United Airlines
Deal found 2/1![United Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1712:35 am
SEA
- ORD
Nonstop4h 04m
Hawaiian Airlines
Wed 3/257:24 pm
ORD
- SEA
Nonstop4h 41m
Hawaiian Airlines
Deal found 2/1![Hawaiian Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:04 pm
PDX
- ORD
1 stop10h 53m
Frontier
Sun 3/810:53 am
ORD
- PDX
2 stops24h 05m
Frontier
Deal found 2/3![Frontier logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
PDX
- ORD
Nonstop4h 11m
Alaska Airlines
Fri 3/63:54 pm
ORD
- PDX
1 stop8h 47m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$217
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:43 pm
GEG
- ORD
1 stop8h 56m
Hawaiian Airlines
Tue 4/218:00 am
ORD
- GEG
1 stop7h 53m
Hawaiian Airlines
Deal found 2/1![Hawaiian Airlines logo]()
$219
Best flights from Washington to O'Hare IntlDiscover carefully curated flight deals from Washington to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Washington to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:45 pm
SEA
- ORD
Nonstop3h 55m
Delta
Sat 4/117:25 am
ORD
- SEA
Nonstop4h 40m
Delta
Deal found 2/1![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:59 pm
SEA
- ORD
Nonstop3h 57m
United Airlines
Wed 3/114:20 pm
ORD
- SEA
Nonstop4h 43m
United Airlines
Deal found 2/2![United Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:06 pm
SEA
- ORD
1 stop7h 53m
Alaska Airlines
Tue 4/288:00 am
ORD
- SEA
Nonstop4h 40m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:10 am
GEG
- ORD
2 stops11h 40m
Southwest
Tue 4/2111:55 am
ORD
- GEG
2 stops11h 40m
Southwest
Deal found 2/1![Southwest logo]()
$285
This Trip.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:31 pm
EAT
- ORD
1 stop7h 28m
Hawaiian Airlines
Fri 3/277:24 pm
ORD
- EAT
1 stop6h 27m
Hawaiian Airlines
Deal found 2/3![Hawaiian Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:15 am
SEA
- ORD
Nonstop4h 10m
Delta
Sat 4/42:20 pm
ORD
- SEA
Nonstop4h 40m
Delta
Deal found 2/1![Delta logo]()
$204
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/62:15 pm
SEA
- ORD
1 stop7h 44m
United Airlines
Sat 3/77:57 pm
ORD
- SEA
Nonstop4h 44m
United Airlines
Deal found 2/2![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:00 am
SEA
- ORD
Nonstop4h 01m
Alaska Airlines
Tue 3/103:07 pm
ORD
- SEA
1 stop9h 32m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:07 pm
BLI
- ORD
1 stop14h 24m
Multiple Airlines
Mon 6/17:41 am
ORD
- BLI
2 stops13h 54m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/510:35 pm
SEA
- ORD
Nonstop4h 11m
United Airlines
Fri 4/109:39 pm
ORD
- SEA
Nonstop4h 40m
United Airlines
Deal found 2/1![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:15 am
SEA
- ORD
Nonstop4h 10m
Delta
Thu 4/27:25 am
ORD
- SEA
Nonstop4h 40m
Delta
Deal found 2/1![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:56 pm
SEA
- ORD
1 stop9h 03m
Alaska Airlines
Fri 3/63:54 pm
ORD
- SEA
Nonstop4h 46m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:50 pm
SEA
- ORD
Nonstop4h 14m
United Airlines
Mon 5/189:15 pm
ORD
- SEA
Nonstop4h 42m
United Airlines
Deal found 2/1![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:56 pm
SEA
- ORD
1 stop9h 03m
Alaska Airlines
Tue 3/103:07 pm
ORD
- SEA
1 stop10h 33m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:55 pm
SEA
- ORD
Nonstop3h 57m
Delta
Sun 3/87:25 am
ORD
- SEA
Nonstop4h 38m
Delta
Deal found 2/3![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:59 pm
PDX
- ORD
Nonstop4h 04m
United Airlines
Sun 4/269:25 pm
ORD
- PDX
Nonstop4h 33m
United Airlines
Deal found 2/2![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:27 pm
PDX
- ORD
1 stop8h 25m
Delta
Wed 3/117:20 am
ORD
- PDX
1 stop7h 15m
Delta
Deal found 2/2![Delta logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:00 am
PDX
- ORD
Nonstop4h 11m
Alaska Airlines
Fri 3/62:07 pm
ORD
- PDX
Nonstop4h 43m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:25 pm
PDX
- ORD
1 stop5h 53m
Delta
Tue 4/212:09 pm
ORD
- PDX
1 stop5h 59m
Delta
Deal found 2/2![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/611:59 pm
PDX
- ORD
Nonstop3h 54m
United Airlines
Sun 3/88:04 pm
ORD
- PDX
Nonstop4h 41m
United Airlines
Deal found 2/1![United Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:05 pm
PDX
- ORD
1 stop7h 54m
United Airlines
Wed 3/118:04 pm
ORD
- PDX
Nonstop4h 41m
United Airlines
Deal found 2/2![United Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:00 am
PDX
- ORD
Nonstop4h 11m
Alaska Airlines
Mon 3/92:07 pm
ORD
- PDX
Nonstop4h 43m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:30 am
PDX
- ORD
1 stop5h 52m
Delta
Fri 3/62:20 pm
ORD
- PDX
1 stop6h 28m
Delta
Deal found 2/2![Delta logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:43 pm
GEG
- ORD
1 stop8h 56m
Alaska Airlines
Wed 4/228:50 am
ORD
- GEG
1 stop15h 30m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:49 pm
PDX
- ORD
1 stop7h 18m
United Airlines
Mon 3/164:40 pm
ORD
- PDX
Nonstop4h 34m
United Airlines
Deal found 1/31![United Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:59 pm
PDX
- ORD
1 stop5h 53m
Delta
Mon 3/92:20 pm
ORD
- PDX
1 stop6h 43m
Delta
Deal found 2/2![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:57 pm
PDX
- ORD
1 stop7h 15m
United Airlines
Mon 3/94:40 pm
ORD
- PDX
Nonstop4h 34m
United Airlines
Deal found 2/2![United Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2112:00 pm
GEG
- ORD
1 stop9h 56m
Alaska Airlines
Wed 2/253:54 pm
ORD
- GEG
1 stop9h 07m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:45 am
PSC
- ORD
2 stops11h 59m
Delta
Sat 3/75:15 pm
ORD
- PSC
1 stop7h 22m
Delta
Deal found 1/31![Delta logo]()
$242
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/241:39 pm
PDX
- ORD
1 stop7h 59m
United Airlines
Tue 3/3112:40 pm
ORD
- PDX
Nonstop4h 29m
United Airlines
Deal found 2/2![United Airlines logo]()
$227
Last-minute flights from Washington to O'Hare IntlDiscover last-minute flight deals from Washington to O'Hare Intl. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Washington to O'Hare Intl. Data last updated February 3, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:35 pm
PDX
- ORD
Nonstop3h 57m
American Airlines
Mon 2/238:25 am
ORD
- PDX
Nonstop4h 33m
American Airlines
Deal found 2/2![American Airlines logo]()
$224
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:32 pm
SEA
- ORD
1 stop8h 54m
United Airlines
Sat 2/287:59 pm
ORD
- SEA
Nonstop4h 44m
United Airlines
Deal found 2/1![United Airlines logo]()
$186
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:15 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Sat 2/289:40 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:07 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Sat 3/78:20 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$162
This United Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:00 am
SEA
- ORD
Nonstop4h 06m
United Airlines
Sat 3/74:20 pm
ORD
- SEA
Nonstop4h 43m
United Airlines
Deal found 1/31![United Airlines logo]()
$163
This SmartFares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:55 pm
SEA
- ORD
Nonstop4h 01m
Alaska Airlines
Sat 3/73:07 pm
ORD
- SEA
1 stop9h 32m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:00 am
SEA
- ORD
Nonstop4h 11m
Hawaiian Airlines
Sat 3/77:00 am
ORD
- SEA
Nonstop4h 51m
Hawaiian Airlines
Deal found 2/2![Hawaiian Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:05 am
GEG
- ORD
1 stop7h 28m
Alaska Airlines
Thu 3/53:07 pm
ORD
- GEG
1 stop10h 52m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:30 am
PDX
- ORD
1 stop5h 52m
Delta
Tue 3/107:10 pm
ORD
- PDX
1 stop6h 44m
Delta
Deal found 2/3![Delta logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:24 pm
SEA
- ORD
1 stop10h 33m
Frontier
Tue 3/107:31 pm
ORD
- SEA
1 stop23h 38m
Frontier
Deal found 2/3![Frontier logo]()
$179
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:13 am
SEA
- ORD
Nonstop4h 16m
American Airlines
Wed 3/188:20 pm
ORD
- SEA
Nonstop4h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1712:35 am
SEA
- ORD
Nonstop4h 04m
Hawaiian Airlines
Wed 3/256:00 am
ORD
- SEA
Nonstop4h 37m
Hawaiian Airlines
Deal found 2/2![Hawaiian Airlines logo]()
$187
One-way flights from Washington to O'Hare IntlSearch for one-way flight options from Washington to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Washington to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Frontier deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:22 pm
GEG
- ORD
1 stop8h 52m
Frontier
Deal found 2/1![Frontier logo]()
$74
This Trip.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:57 pm
SEA
- ORD
1 stop12h 53m
Frontier
Deal found 2/2![Frontier logo]()
$89
This Trip.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:57 pm
SEA
- ORD
1 stop12h 53m
Frontier
Deal found 1/31![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:35 am
SEA
- ORD
Nonstop4h 04m
Hawaiian Airlines
Deal found 2/2![Hawaiian Airlines logo]()
$93
This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:24 pm
SEA
- ORD
1 stop8h 25m
Frontier
Deal found 2/3![Frontier logo]()
$95
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/215:55 pm
SEA
- ORD
Nonstop3h 57m
Delta
Deal found 2/2![Delta logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:14 pm
SEA
- ORD
2 stops36h 08m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$98
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:15 am
SEA
- ORD
Nonstop4h 10m
Delta
Deal found 2/3![Delta logo]()
$99
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:10 am
GEG
- ORD
1 stop6h 23m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$99
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:50 am
SEA
- ORD
1 stop9h 30m
Southwest
Deal found 2/2![Southwest logo]()
$100
This Orbitz deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:57 pm
SEA
- ORD
1 stop12h 53m
Frontier
Deal found 2/3![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:35 pm
SEA
- ORD
1 stop30h 33m
Frontier
Deal found 2/2![Frontier logo]()
$102
Find flight deals from Washington to O'Hare Intl
Keep the following information in mind while searching for Washington to O'Hare Intl flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $162 (American Airlines) |
One-way from | $74 (Frontier) |
Popular in | December |
Cheapest in | February |
Average price | $245 |
Good round-trip deal | $292 or less |
Good one-way deal | $168 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Washington to Chicago O'Hare Intl Airport that are best for you.
Fly from
Washington
Fly to
O'Hare Intl
Route
Depart
Return
Price
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Tue 4/7
6:45 pm-12:40 am
Nonstop3h 55m
Chicago O'Hare Intl
Sat 4/11
7:25 am-10:05 am
Nonstop4h 40m
$197
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Wed 3/4
11:59 pm-5:56 am
Nonstop3h 57m
Chicago O'Hare Intl
Wed 3/11
4:20 pm-7:03 pm
Nonstop4h 43m
$197
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Fri 3/27
7:15 am-1:25 pm
Nonstop4h 10m
Chicago O'Hare Intl
Sat 4/4
2:20 pm-5:00 pm
Nonstop4h 40m
$204
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Mon 4/20
2:06 pm-11:59 pm
1 stop7h 53m
Chicago O'Hare Intl
Tue 4/28
8:00 am-10:40 am
Nonstop4h 40m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Fri 3/6
2:15 pm-11:59 pm
1 stop7h 44m
Chicago O'Hare Intl
Sat 3/7
7:57 pm-10:41 pm
Nonstop4h 44m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Mon 3/9
6:00 am-12:01 pm
Nonstop4h 01m
Chicago O'Hare Intl
Tue 3/10
3:07 pm-10:39 pm
1 stop9h 32m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Sun 4/5
10:35 pm-4:46 am
Nonstop4h 11m
Chicago O'Hare Intl
Fri 4/10
9:39 pm-12:19 am
Nonstop4h 40m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Fri 3/27
7:15 am-1:25 pm
Nonstop4h 10m
Chicago O'Hare Intl
Thu 4/2
7:25 am-10:05 am
Nonstop4h 40m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Wed 3/4
12:56 pm-11:59 pm
1 stop9h 03m
Chicago O'Hare Intl
Fri 3/6
3:54 pm-6:40 pm
Nonstop4h 46m
$217
SeattleChicago
SEA - ORD
SEAORD
Seattle/Tacoma Intl
Fri 5/15
10:50 pm-5:04 am
Nonstop4h 14m
Chicago O'Hare Intl
Mon 5/18
9:15 pm-11:57 pm
Nonstop4h 42m
$217
Showing 1-10 of 60 results
Best time to book a flight from Washington to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Washington with our price prediction graph.
SEA-ORD
PDX-ORD
GEG-ORD
PSC-ORD
BLI-ORD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington to Chicago O'Hare Intl Airport
USWA-ORD
SEA-ORD
PDX-ORD
GEG-ORD
PSC-ORD
What is the cheapest month to book a flight from State of Washington to Chicago O'Hare Intl Airport?
Currently, February is the cheapest month in which you can book a flight from State of Washington to Chicago O'Hare Intl Airport (average of $114). Flying from State of Washington to Chicago O'Hare Intl Airport in May is currently the most expensive (average of $169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from WA to ORD?
Find hourly flight availability from Washington to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.
When flying from State of Washington to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 46% versus a flight in the evening.
What is the cheapest day to fly from State of Washington to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Washington to O'Hare Intl. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their State of Washington to Chicago O'Hare Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from State of Washington to Chicago O'Hare Intl Airport
Explore weekly flight availability from Washington to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 3, 2026.
The most flights from USWA to ORD are scheduled on a Monday (41 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
Related info for your journey
Find useful and relevant information for your journey from Washington to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsSchaumburg
Rosemont
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora
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Other flights to O'Hare Intl
Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 3, 2026.
Washington and O'Hare Intl flights
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Consider these flights traveling from Washington to O'Hare Intl.
Top 7 airlines flying from Washington to O'Hare Intl
Discover the top 7 airlines that operate flights from Washington to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$330 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$114 | Average$258 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$137 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$342 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$169 | Average$435 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$177 | Average$323 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$194 | Average$328 | FlexibilityNo cancel fee | On-time63% |