Cheap Flights from Chicago (MDW) to Seattle (SEA)

Popular airlines from Chicago Midway Airport (MDW) to Seattle-Tacoma International Airport (SEA)

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Find the cheapest month to fly from Chicago (MDW) to Seattle (SEA)

October is typically the cheapest month to fly

From £87 - £309 per traveller.
Flight from Chicago to Seattle route information
Origin airport
Midway Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
2766 km
Average flight time
2 hours 27 mins

Compare flights from Chicago to Seattle easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Seattle. Operating between them 3 flights per day, airlines cover the route. And Southwest Airlines fly direct, getting you to Seattle - Tacoma Intl. in just 4hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Midway Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Midway Intl. (MDW) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Chicago to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Midway Intl. to Seattle - Tacoma Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Seattle
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Midway Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Midway Intl. Airport (MDW) to Seattle - Tacoma Intl. Airport (SEA)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight from Midway Airport to Sea-Tac Airport was . Fares this good don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from MDW to SEA?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from MDW to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Midway Airport to SEA flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Chicago Airport to SEA?
There are lots of ways to make the 6 hours and 44 minutes between MDW and Sea-Tac Airport fly by. Be productive and sort through your photos or delete all those unwanted emails. A nice snooze also helps pass the time!
How far is the flight from Midway Airport to Seattle - Tacoma Intl. Airport (SEA)?
You'll be cruising at altitude for a while, as the flight distance from Chicago to SeaTac is 2,800 kilometres. Set up a playlist of your favourite songs before you leave home to keep yourself entertained during the trip.
Which airlines fly direct from Midway Intl. Airport (MDW) to Seattle - Tacoma Intl. Airport (SEA)?
If you want to fly directly from MDW to Sea-Tac Airport, Southwest Airlines (WN) is an excellent option. It operates 47 monthly flights between Chicago and SeaTac.
Are MDW to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Midway Intl. Airport (MDW) to Sea-Tac Airport at the last minute could be your ticket to a fantastic deal. However, it could end up costing a great deal more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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Chicago Airports

Chicago

O'Hare Intl. to Seattle
£88.00
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