Cheap Flights from Chicago (CHI) to Seattle, WA (SEA)

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Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Chicago to Seattle, WA

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week: May 5 - May 11
$87
$125
$139
$139
$120
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$157
$139
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MayJuneJuly

Route information

Distance: 1729 miles
Chicago airports
O'hare International Airport (ORD)How far from city center: 14 miles
Midway Airport (MDW)How far from city center: 4 miles
Seattle, WA airports
Seattle All Airports (SEA)How far from city center: 11 miles

Are you searching for flights from Chicago to Seattle, WA?

Are you planning to travel to Seattle, WA for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Chicago. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to Seattle, WA and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Chicago to Seattle, WA

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United States. At eDreams have you covered!
For flights from Chicago to Seattle, WA, how can I find the cheapest price?
The cheapest price for a flight from Chicago to Seattle, WA is $78. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When booking, when is the best time to get the best prices for flights from Chicago to Seattle, WA?
The most popular months to book a trip from Chicago to Seattle, WA are June, May and July, based on the searches of our customers.
When is the best time to travel from Chicago to Seattle, WA?
The best time of the year to visit Seattle, WA depends on lots of personal preferences, especially the price. Regarding popularity, June is the best month to fly to Seattle, WA from Chicago in terms of searches from our customers, followed by July and August. If you prefer to avoid the busy season and get away from the crowds January, November and February are the months with fewer searches for Chicago - Seattle, WA.
How long does the flight from Chicago to Seattle, WA take?
Flight length from Chicago to Seattle, WA is around 04:48 hours on average, at an average distance of 2,872 km, for flights for the route (which may have 1 or more stops in other cities in between).
Which airports have flights between Chicago and Seattle, WA?

The main route from Chicago to Seattle, WA is: Midway Airport (MDW) to Seattle All Airports (SEA). The following airlines fly this route:

Frontier Airlines.

Alternatively, you can find Chicago - Seattle, WA flights between O'hare International Airport (ORD) to Seattle All Airports (SEA) with the following airline(s) flying the route: Alaska Airlines.

American Airlines.

Frontier Airlines.

Which airlines fly from Chicago to Seattle, WA?

The airlines that fly non-stop from Chicago to Seattle, WA are:

  • Spirit Airlines.
  • Alaska Airlines.
  • United Airlines.

Delta Air Lines, stopping at Salt Lake City, UT during at least 77 minutes.

  • American Airlines, with 97 minutes of layover in Phoenix, AZ.
  • Spirit Airlines, with 337 minutes scale in Las Vegas, NV.

Plan your trip

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