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Cheap flights from Illinois (IL) to Seattle (SEA)

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Cheap flights from Illinois to Seattle in February 2020

The best prices found for Illinois to SEA flights for February
26 Feb - 27 Feb
$194pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
24 Feb - 7 Mar
$197pp
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ORD
Chicago O'Hare Intl
25 Feb - 3 Mar
$201pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Illinois to Seattle 2020 flight deals

Cheap flights to Seattle from Illinois found for this year
25 Apr - 27 Apr
$117pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
23 Apr - 26 Apr
$121pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
13 May - 19 May
$133pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Non-stop flights to Seattle from Illinois

Save time with Illinois to Seattle direct flight deals
25 Apr - 27 Apr
$117pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
23 Apr - 26 Apr
$121pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
6 May - 11 May
$134pp
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to Seattle

Late deals on round-trip flights to Seattle from Illinois, departing today and this week
21 Feb - 24 Mar
$180pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
26 Feb - 27 Feb
$194pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
25 Feb - 3 Mar
$201pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Seattle from Illinois

The cheapest one-way flights from Illinois to Seattle
3:45 pm - 6:29 pm
Major Airline
Nonstop
4h 44m
ORD - SEA
Major Airline
$152
StudentUniverse
3:40 pm - 6:26 pm
American Airlines
Nonstop
4h 46m
ORD - SEA
American Airlines
4:30 am - 7:17 am
Alaska Airlines
Nonstop
4h 47m
ORD - SEA
Alaska Airlines

Departure points for flights from Illinois to Seattle

Destination information for Seattle

Things to know before you go. Useful info for your trip from Illinois to Seattle
Flight duration
4h 27m
Average temperature for February in Seattle
50.0 °F
Avg rainfall for February in Seattle
3.5 ″

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Related info for your journey

Useful info, stats and facts about Illinois to Seattle flights.

Flight FAQs

From Illinois to Seattle

What days are nonstop flights available from Illinois to Seattle?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from Illinois to Seattle was viewed by 242 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from Illinois to Seattle?

The most popular airlines flying from Illinois to Seattle are Endeavor Airlines, Delta and Frontier. Something to consider prior to booking your flight.

What are the most popular routes from Illinois to Seattle?

While some choose either Chicago Midway - Seattle/Tacoma Intl or Moline Quad-City - Seattle/Tacoma Intl, Chicago O'Hare Intl - Seattle/Tacoma Intl is the most popular route from Illinois to Seattle.

What are the cheapest Flights from Illinois to Seattle?

The cheapest flight price from Illinois to Seattle is $79. On average you can expect to pay $220. The most popular route, (Chicago O'Hare Intl - Seattle/Tacoma Intl), can usually be booked for $158.

What are the most reliable airlines from Illinois to Seattle?

No one likes to see their flight delayed. When booking a flight from Illinois to Seattle consider choosing Lufthansa (92%), Austrian Airlines (91%) or Air France (91%) as they are the most reliable in getting you off to your destination on time.