Cheap Flight Tickets from Chicago (MDW) to Seattle (SEA), Starting at $250

Good to Know: Cheapest and Fastest MDW - SEA Flights

Useful information for finding best airline tickets from Chicago Midway International to Seattle Tacoma International on your next trip.

Cheapest Round Trip Flight

$250

WN Southwest Airlines • 1 stop • 25h 50m

Sep 24 – Sep 29

The cheapest round trip flight from Chicago to Seattle (MDW-SEA-MDW) is currently $250

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Cheapest Direct Flight

$260

WN Southwest Airlines • nonstop • 7h 15m

Sep 24

The cheapest nonstop flight from Chicago to Seattle (MDW-SEA) is currently $260

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Fastest Flight

7h 5m

The fastest nonstop flight from Chicago to Seattle (MDW-SEA) takes 7h 5m

Top Airlines Flying from Chicago to Seattle

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Latest Flight Deals from Chicago (MDW) to Seattle (SEA)

Compare and book low fare round-trip air tickets from Chicago to Seattle. Ideal for travelers with confirmed return itineraries.

Sep 24 - Sep 29, Economy
WN
Chicago → Seattle
25h 50m
8:55 PM - 10:45 AM • 1 stop
WN
Chicago → Seattle
6h 45m
10:45 AM - 4:50 PM • nonstop
$250
Southwest Airlines
Sep 24 - Sep 29, Economy
WN
Chicago → Seattle
7h 5m
3:55 PM - 6:20 PM • nonstop
WN
Chicago → Seattle
27h 20m
12:55 PM - 7:35 AM • 2 stops
$253
Southwest Airlines
Sep 24 - Sep 29, Economy
DL
Chicago → Seattle
12h 6m
1:19 PM - 6:45 PM • 1 stop
DL
Chicago → Seattle
26h 58m
2:30 PM - 8:48 AM • 2 stops
$296
Delta Airlines
Sep 24 - Sep 29, Economy
DL
Chicago → Seattle
20h 2m
6:05 AM - 4:07 PM • 1 stop
DL
Chicago → Seattle
10h 50m
9:43 AM - 6:33 PM • 1 stop
$357
Delta Airlines
Sep 24 - Sep 29, Economy
DL
Chicago → Seattle
23h 56m
9:29 AM - 10:05 PM • 1 stop
DL
Chicago → Seattle
10h 49m
11:59 PM - 8:48 AM • 1 stop
$381
Delta Airlines
Sep 24 - Sep 29, Economy
DL
Chicago → Seattle
20h 58m
1:00 PM - 11:58 PM • 1 stop
DL
Chicago → Seattle
15h 9m
11:35 AM - 10:44 PM • 1 stop
$455
Delta Airlines

Fly from Chicago to Seattle with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Chicago to Seattle Flights

What are the airports in Chicago?
ORD,MDW
What’s the most popular airline flying from MDW to SEA?
The most popular airline flying from Chicago to Seattle are
Can I fly from MDW to SEA non-stop?
Yes, you can fly MDW to SEA non-stop on
Which airlines fly nonstop between Chicago and Seattle?
The non-stop flights between Chicago and Seattle are .
What’s the earliest departure time from MDW to SEA Airport?
The earliest flight leaves MDW at 6:05 am and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Chicago to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from MDW to SEA?
Read the fare rules of the Chicago to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Chicago and Seattle?
operate flights between Chicago and Seattle
How long does a flight from Chicago to Seattle take?
It takes approximately 4 hour to fly non-stop from MDW to SEA, which is 1733.25 miles by air.
Which airlines provide the cheapest flights from Chicago (MDW) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from MDW were found on DL : USD 455
Do I need a passport to fly between MDW and SEA?
No
What’s the latest departure time from MDW to SEA ?
The last flight leaves MDW at 9:20 pm

Essential Information for Booking Flights from Chicago (MDW) - AI Insights

What's the cheapest airline from mdw to sea?
You can find budget-friendly flights from Chicago Midway International Airport (mdw) to Seattle Tacoma International Airport (sea) on Southwest Airlines. The cheapest airline option is Southwest Airlines, which offers affordable airfares. With a round-trip journey, you can save on costs and enjoy your trip with one stop. For the best deals, book at least 36 days in advance.
What's the popular airline to fly from mdw to sea?
You can fly from Chicago Midway International Airport (mdw) to Seattle Tacoma International Airport (sea) on Southwest Airlines. This is a one-stop flight with 36 days of advance booking required. Please note that the cabin class is Economy, but the exact class may vary depending on your specific travel dates and availability.
What's the cheapest day of the week to fly from mdw to sea?
The cheapest day to fly from Chicago Midway International Airport (mdw) to Seattle Tacoma International Airport (sea) is Sunday. Booking flights on this day can help you secure a budget-friendly airfare. Consider flying during the off-season, such as in February or October, for even lower fares.
What's the cheapest month to fly from mdw to sea?
The cheapest month to fly from Chicago Midway International (mdw) to Seattle Tacoma International (sea) is August. You can find budget-friendly flights during this time. Low fares are available on airlines that operate direct or connecting flights between the two airports.
Which airline/airlines fly from mdw to sea?
The airlines that fly from Chicago Midway International Airport (mdw) to Seattle Tacoma International Airport (sea) include United Airlines, Frontier Airlines, Aeromexico, Volaris Airline, Allegiant, WestJet Airlines, Southwest Airlines, American Airlines, Delta Airlines, and Sun Country Airlines. You can find cheap airfares on these airlines' websites for your round trip journey.
What is the cheapest airfare from Chicago Midway International Airport to Seattle Tacoma International Airport?
The cheapest airfare from Chicago Midway International Airport to Seattle Tacoma International Airport can be found with Southwest Airlines (WN), with prices starting at $200 for a one-way ticket.
How far in advance can I book my flight for the best price?
To get the best price, it is recommended to book your flight at least 36 days in advance, which is the advance booking days offered by Southwest Airlines (WN) for this route.
Can I get any discounts or promotions on flights to Milwaukee?
Unfortunately, we do not offer direct flights to Milwaukee. However, you can find great deals on flights to Seattle Tacoma International Airport and then take a connecting flight to Milwaukee with one of our partner airlines.
How do I find the cheapest flights on your website?
To find the cheapest flights, simply enter your travel dates and destination into our search engine, and we will show you the best deals available. You can also use our filters to narrow down your options by airline, departure time, and more.
What are the different types of airline tickets available?
We offer a variety of airline tickets, including Economy (Unknown cabin class), Premium Economy, Business Class, and First Class. The type of ticket you choose will depend on your budget and travel preferences.
Can I book a bus ticket through your website?
No, we only offer airfare booking services. However, we can help you find the best deals on flights to your destination and provide information on connecting transportation options.
How do I cancel or change my flight booking?
To cancel or change your flight booking, please contact our customer service team directly. We will be happy to assist you with any changes or cancellations.
Is it possible to get an airfare refund if I need to cancel my trip?
Yes, we offer refunds for cancelled flights. Please see our refund policy for more information on the process and any applicable fees.

Chicago (MDW) to Seattle (SEA): Airport Information

Origin Airport Chicago Midway International , Chicago, US
Destination Airport Seattle Tacoma International , Seattle, US
Distance 1733 miles

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