ORD to SEA

Chicago to Seattle flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

ORD
Chicago (ORD), USAO Hare International
SEA
Seattle (SEA), USASeattle/tacoma International
Search
Live fares from the airlines No hidden charges Free cancellation window 24×7 booking support
Cheapest fareUS$237American Airlines
Fastest4h 35mgate to gate
Options today181flights on this route

Live flights for Thu, 06 Aug 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Thu, 06 AugORD to SEA$237 Fri, 07 AugORD to SEA Sat, 08 AugORD to SEA Sun, 09 AugORD to SEA Mon, 10 AugORD to SEA Tue, 11 AugORD to SEA Wed, 12 AugORD to SEA
Sort By:DepartureDurationArrivalPrice
American Airlines
American Airlines
AA-2474
05:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
7H :29 M
1 Stop
PHX · 0h 42mPhoenix (PHX), United States
10:29
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$237
total fare
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces (UPTO45LI/115LCM)
United Airlines
United Airlines
UA-2820
20:05
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :51 M
Non Stop
22:56
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$249
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Alaska Airlines
Alaska Airlines
AS-329
20:20
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :44 M
Non Stop
23:04
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$254
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-373
17:56
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :39 M
Non Stop
20:35
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$267
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Alaska Airlines
Alaska Airlines
AS-583
18:42
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :52 M
Non Stop
21:34
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$276
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-1264
05:30
2026-08-06
CHICAGO (ORD)United StatesO Hare International
8H :38 M
1 Stop
ATL · 1h 16mAtlanta (ATL), United States
12:08
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$277
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-3234
06:45
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :44 M
Non Stop
09:29
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$277
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces (UPTO45LI/115LCM)
American Airlines
American Airlines
AA-2392
20:47
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :48 M
Non Stop
23:35
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$277
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces (UPTO45LI/115LCM)
American Airlines
American Airlines
AA-3105
18:01
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :51 M
Non Stop
20:52
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$285
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces (UPTO45LI/115LCM)
Delta Air Lines
Delta Air Lines
DL-2028
06:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
19H :54 M
1 Stop
MSP · 14h 29mMinneapolis (MSP), United States
23:54
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$286
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-341
07:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :40 M
Non Stop
09:40
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$299
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1801
16:20
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :46 M
Non Stop
19:06
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$299
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2376
19:44
2026-08-06
CHICAGO (ORD)United StatesO Hare International
6H :15 M
1 Stop
SLC · 0h 30mSalt Lake City (SLC), United States
23:59
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$317
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-1476
12:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :45 M
Non Stop
14:45
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$327
total fare
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces (UPTO45LI/115LCM)
Alaska Airlines
Alaska Airlines
AS-715
06:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :38 M
Non Stop
08:38
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$330
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Alaska Airlines
Alaska Airlines
AS-587
08:02
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :35 M
Non Stop
10:37
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$330
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Alaska Airlines
Alaska Airlines
AS-407
15:43
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :39 M
Non Stop
18:22
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$330
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Alaska Airlines
Alaska Airlines
AS-337
17:42
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :39 M
Non Stop
20:21
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$330
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-1660
13:30
2026-08-06
CHICAGO (ORD)United StatesO Hare International
4H :39 M
Non Stop
16:09
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$347
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2373
06:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
10H :36 M
1 Stop
LAX · 3h 16mLos Angeles (LAX), United States
14:36
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1799
06:29
2026-08-06
CHICAGO (ORD)United StatesO Hare International
8H :18 M
1 Stop
IAH · 0h 42mHouston (IAH), United States
12:47
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1689
06:30
2026-08-06
CHICAGO (ORD)United StatesO Hare International
11H :25 M
1 Stop
IAD · 3h 46mWashington (IAD), United States
15:55
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

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United Airlines
United Airlines
UA-482
07:00
2026-08-06
CHICAGO (ORD)United StatesO Hare International
10H :55 M
1 Stop
DCA · 3h 11mWashington (DCA), United States
15:55
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2277
08:40
2026-08-06
CHICAGO (ORD)United StatesO Hare International
9H :15 M
1 Stop
IAD · 1h 18mWashington (IAD), United States
15:55
2026-08-06
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 6 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-2251
15:57
2026-08-06
CHICAGO (ORD)United StatesO Hare International
11H :18 M
1 Stop
SFO · 3h 56mSan Francisco (SFO), United States
01:15
2026-08-07
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-511
16:30
2026-08-06
CHICAGO (ORD)United StatesO Hare International
10H :45 M
1 Stop
SFO · 3h 21mSan Francisco (SFO), United States
01:15
2026-08-07
SEATTLE (SEA)United StatesSeattle/tacoma International
$357
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
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Fare highlights

Selected flight highlights for 06 Aug 2026.

Open full search
Lowest fare $237 American Airlines 05:00
Earliest departure $237 American Airlines 05:00
Shortest duration $330 Alaska Airlines 08:02
Night 00:00-05:59 $237 American Airlines at 05:00
Morning 06:00-11:59 $277 American Airlines at 06:45
Afternoon 12:00-17:59 $267 Delta Air Lines at 17:56
Evening 18:00-23:59 $249 United Airlines at 20:05

Chicago to Seattle route details

Chicago (ORD)

O Hare International

USA

Seattle (SEA)

Seattle/tacoma International

USA

Flights shown for 06 Aug 2026. View all flights opens the complete search result.

Chicago to Seattle - what to expect when booking

The ORD to SEA cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Before you book

Compare nearby dates

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Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare rows

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More flights from Chicago (ORD)24 routes
Chicago → Abu Dhabi
ORD → AUH
Chicago → Akron/canton
ORD → CAK
Chicago → Albany
ORD → ALB
Chicago → Albuquerque
ORD → ABQ
Chicago → Allentown
ORD → ABE
Chicago → Amman
ORD → AMM
Chicago → Amsterdam
ORD → AMS
Chicago → Anchorage
ORD → ANC
Chicago → Appleton
ORD → ATW
Chicago → Fletcher
ORD → AVL
Chicago → Atlanta
ORD → ATL
Chicago → Austin
ORD → AUS
Chicago → Beijing
ORD → PEK
Chicago → Fayetteville
ORD → XNA
Chicago → Berlin
ORD → TXL
Chicago → Birmingham
ORD → BHM
Chicago → Bloomington-Normal
ORD → BMI
Chicago → Boise
ORD → BOI
Chicago → Boston
ORD → BOS
Chicago → Bozeman
ORD → BZN
Chicago → Brussels
ORD → BRU
Chicago → Buffalo Ny
ORD → BUF
Chicago → Burlington
ORD → BRL
Chicago → Burlington
ORD → BTV
More flights from Seattle (SEA)23 routes
Seattle → Albuquerque
SEA → ABQ
Seattle → Amsterdam
SEA → AMS
Seattle → Anchorage
SEA → ANC
Seattle → Atlanta
SEA → ATL
Seattle → Austin
SEA → AUS
Seattle → Beijing
SEA → PEK
Seattle → Bellingham
SEA → BLI
Seattle → Billings
SEA → BIL
Seattle → Boise
SEA → BOI
Seattle → Boston
SEA → BOS
Seattle → Bozeman
SEA → BZN
Seattle → Burbank
SEA → BUR
Seattle → Calgary
SEA → YYC
Seattle → Charlotte
SEA → CLT
Seattle → Chicago
SEA → MDW
Seattle → Colorado Springs
SEA → COS
Seattle → Dallas
SEA → DAL
Seattle → Denver
SEA → DEN
Seattle → Detroit Mi
SEA → DTW
Seattle → Dubai
SEA → DXB
Seattle → Edmonton
SEA → YEG
Seattle → Eugene
SEA → EUG
Seattle → Fairbanks
SEA → FAI

Book Cheapest Flight from Chicago to Seattle on FlyX

Securing the best airfare from Chicago to Seattle is all about planning. FlyX's real-time fare tracking system allows you to check flight options and lock in the lowest ticket prices before they rise:

  • Book at least 3-4 weeks in advance to secure the most competitive Chicago to Seattle airfares.
  • Consider traveling mid-week (Tuesdays or Wednesdays) to bypass weekend pricing surges.
  • Early morning or late-night departure flights consistently offer lower fares than afternoon slots.
  • Use our live calendar view above to easily spot fare changes on nearby dates.

Find the Lowest airfare from Chicago to Seattle

Cheapest Fare Fare Date Airline Departure
Lowest Airfare Today $237 06/08/2026 American Airlines 05:00
Cheapest Airfare Within 30 Days $232 14/08/2026 American Airlines 05:00
Cheapest Airfare Within 90 Days $225 13/10/2026 American Airlines 05:00

Book Chicago to Seattle Flight Tickets on FlyX

Planning to fly from Chicago to Seattle? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.

Chicago to Seattle Flight Schedule and Timing

Around 181 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Chicago at 05:00, while the last night flight leaves at 22:35. Flights depart from O Hare International and land at Seattle/tacoma International.

Flight Route Details & Analysis

Flight Details Information
Route Chicago to Seattle
Flight Duration 4H :35 M - 29H :54 M
Airport Codes Chicago - ORD, Seattle - SEA
Total Flights Available 181 flights (22 direct)
First Flight Departure Departs at 05:00
Last Flight Departure Departs at 22:35
Early Morning Flights (12 AM - 8 AM) 75 direct/indirect flights
Morning Flights (8 AM - 12 PM) 37 direct/indirect flights
Afternoon Flights (12 PM - 4 PM) 43 direct/indirect flights
Evening Flights (4 PM - 8 PM) 11 direct/indirect flights
Night Flights (8 PM - 12 AM) 15 direct/indirect flights

Airport Information & Terminals

ORD: Chicago airport system. Chicago flights commonly use O'Hare or Midway. O'Hare is a huge hub with rail access; Midway can be easier for some city-side trips. Winter weather and traffic should be part of the booking decision.

SEA: Seattle-Tacoma International Airport. Sea-Tac connects to downtown by light rail, while cabs are useful for Bellevue, Redmond or late-night arrivals. Rain and freeway traffic should be part of the plan.
Frequently asked questions - Chicago to Seattle flights
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
The flying distance depends on the routing selected by the airline. Live flight cards show duration and stop details for each result.
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.
ORD → SEA · from US$237
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