Cheap flights from Seattle to Chicago

1 adult
Wed 6/7
Wed 13/7

Flight information for Seattle to Chicago
(SEA to CHI)

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chicago

Fastest flight time

3h 58m

Direct flights

Wed, Thu and Sun

Airports in Chicago

3 airports
The fastest flight from Seattle to Chicago takes 3h 58m
Direct flights go from Seattle to Chicago on Wednesday, Thursday and Sunday. Airlines offering direct flights are: LOT, Lufthansa and SWISS.
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 from Seattle to Chicago?


The cheapest time of year to fly to Chicago from Seattle is October. The most expensive is May.

How far in advance should you book Seattle to Chicago flights?

60 days before

The cheapest time to buy a flight from Seattle to Chicago is approximately 60 days to departure

  • How far is Seattle/Tacoma Intl to Chicago by plane?

    A flight from Seattle/Tacoma Intl to Chicago will travel around 2787,8 km.

Why use momondo?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Chicago for you.

All flight searches from Seattle to Chicago on momondo can be filtered to show those which offer flexible booking policies.

Once you have performed a search for Seattle to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

If you are not ready to book a flight from Seattle to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

Here's why travellers choose to use momondo
Flexible Travel
momondo understands the need for flexibility and we have a filter specifically for flights with no change fees.
Expert Insights
Data driven insights designed to help you find a great flight deal. From the cheapest time to depart to how far in advance to book.
Price Alerts
Track the price of your preferred flight route and be notified when it changes.