Cheap flights from Seattle to Chicago

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Flight information for Seattle to Chicago (03A to CHI)

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chicago
Best Price Found $158 The best flight deal from Seattle to Chicago found on momondo in the last 72 hours is $158
Fastest flight time 3h 50m The fastest flight from Seattle to Chicago takes 3h 50m.
Direct flights Every day Direct flights go from Seattle to Chicago every day.
Airports in Chicago 3 airports There are 3 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Chicago Greater Rockford (RFD)

How to get the cheapest flight ticket from Seattle to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Chicago?
January
The cheapest time of year to fly to Chicago from Seattle is January. Most expensive is December
What is the cheapest day to fly to Chicago?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly to Chicago?
in the evening
Seattle to Chicago flights are approximately 14% more expensive in the morning than in the evening
What is the cheapest airline that flies to Chicago?
Spirit Airlines
Spirit Airlines, Frontier, and Delta are the most popular carriers operating from Seattle to Chicago
What is the cheapest route?
Seattle/Tacoma Intl - Chicago O'Hare Intl
Fly from Seattle/Tacoma Intl to Chicago O'Hare Intl for the best Seattle - Chicago flight prices
When is the cheapest time to book a flight to Chicago?
52 days before
The cheapest time to buy a flight from Seattle to Chicago is approximately 52 days to departure
60
Days before departure
0

Easily compare round-trip flights from Seattle to Chicago

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Chicago by changing tabs
Quickest
Cheapest
Alaska Airlines
Alaska Airlines
18 Apr
5:35 am
SEA
Seattle/Tacoma Intl airport
4h 15m
ORD
11:50 am
Chicago O'Hare Intl airport
Alaska Airlines
25 Apr
5:21 pm
ORD
Chicago O'Hare Intl airport
4h 24m
SEA
7:45 pm
Seattle/Tacoma Intl airport
$158
Delta
Delta
17 Mar
12:00 am
SEA
Seattle/Tacoma Intl airport
4h 10m
ORD
6:10 am
Chicago O'Hare Intl airport
Delta
24 Mar
1:20 pm
ORD
Chicago O'Hare Intl airport
4h 41m
SEA
4:01 pm
Seattle/Tacoma Intl airport
$173
Alaska Airlines
Alaska Airlines
18 Mar
10:50 am
SEA
Seattle/Tacoma Intl airport
3h 55m
ORD
4:45 pm
Chicago O'Hare Intl airport
Alaska Airlines
25 Mar
1:20 pm
ORD
Chicago O'Hare Intl airport
4h 41m
SEA
4:01 pm
Seattle/Tacoma Intl airport
$173
United Airlines
United Airlines
15 Mar
4:25 pm
SEA
Seattle/Tacoma Intl airport
3h 54m
ORD
10:19 pm
Chicago O'Hare Intl airport
United Airlines
20 Mar
1:10 am
ORD
Chicago O'Hare Intl airport
4h 35m
SEA
3:45 am
Seattle/Tacoma Intl airport
$290
Delta
Delta
20 Mar
10:25 am
SEA
Seattle/Tacoma Intl airport
3h 50m
ORD
4:15 pm
Chicago O'Hare Intl airport
Delta
25 Mar
1:20 pm
ORD
Chicago O'Hare Intl airport
4h 41m
SEA
4:01 pm
Seattle/Tacoma Intl airport
$205
Alaska Airlines
Alaska Airlines
18 Mar
10:50 am
SEA
Seattle/Tacoma Intl airport
3h 55m
ORD
4:45 pm
Chicago O'Hare Intl airport
Alaska Airlines
25 Mar
1:20 pm
ORD
Chicago O'Hare Intl airport
4h 41m
SEA
4:01 pm
Seattle/Tacoma Intl airport
$173

Alternative routes for Seattle to Chicago

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Portland to Chicago Flights
Fastest flight time
5h 32m
Cheapest price
$159
Portland to Indianapolis Flights
Fastest flight time
6h 47m
Cheapest price
$195
Bellingham to Chicago Flights
Fastest flight time
5h 43m
Cheapest price
$367

Flights from Seattle to:

*Flight prices to Chicago are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.