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Cheap Flights from Seattle to Chicago - SEA to CHI

Popular flights from Seattle to Chicago

If your flight days are flexible and you looking for a good deal, our charts on cheap flights provide some insight regarding affordable flight options for your next big adventure.

Alaska Airlines
Departure Date Return Date Lowest Price
Apr 26, 2016 May 3, 2016 $221
American Airlines
Departure Date Return Date Lowest Price
Apr 27, 2016 May 3, 2016 $265
Frontier Airlines
Departure Date Return Date Lowest Price
Apr 27, 2016 May 3, 2016 $203
JetBlue Airways
Departure Date Return Date Lowest Price
Apr 26, 2016 May 3, 2016 $300
Spirit Airlines
Departure Date Return Date Lowest Price
Apr 26, 2016 May 3, 2016 $244
May 31, 2016 Jun 7, 2016 $244
United Airlines
Departure Date Return Date Lowest Price
Apr 26, 2016 May 3, 2016 $221
Virgin America
Departure Date Return Date Lowest Price
Apr 26, 2016 May 3, 2016 $329

How Much Does it Cost to Fly from Seattle to Chicago (SEA to CHI)?

We have collected flight cost data from across the web for travel from Seattle to Chicago, and have found the average flight price for this trip to be $232.

When Can I Buy the Cheapest Flight from Seattle to Chicago (SEA to CHI)?

Airlines can adjust prices for plane tickets from Seattle to Chicago based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

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

The chart below shows up-to-date information regarding how far in advance a flight from Seattle to Chicago should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $467 $471
7-14 days $386 $358
14-21 days $317 $258
21-30 days $288 $278
30-60 days $288 $238
60-90 days $203 $220
90+ days $203 $226

Cheapest Day To Fly from Seattle to Chicago

The chart below shows up-to-date information regarding the cheapest days to fly from Seattle to Chicago.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$222 $221 $203 $241 $240 $237 $263

Lowest Fares Chart By Month from Seattle to Chicago

The chart below shows the lowest fare by month when flying from Seattle to Chicago.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Seattle Chicago Frontier 2/24/16 2/28/16 1 $258
March Seattle Chicago Frontier 3/9/16 3/12/16 1 $238
April Seattle Chicago Frontier 4/27/16 5/3/16 0 $203
May Seattle Chicago Frontier 5/18/16 5/24/16 0 $208
June Seattle Chicago Frontier 6/1/16 6/7/16 0 $208
July Seattle Chicago Frontier 7/27/16 8/2/16 0 $203
August Seattle Chicago Frontier 8/10/16 8/14/16 0 $271
September Seattle Chicago Spirit 9/1/16 9/6/16 1 $364

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Seattle to Chicago

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Seattle to Chicago.

Next 30 Days

SunMonTueWedThuFriSat
7 8 9 10 11 12 13
$499
14 15 16 17 18 19 20
$499 $467
21 22 23 24 25 26 27
$467 $363
28 29 1 2 3 4 5
$363 $308
6 7 8 9 10 11 12
$308 $317
13 14 15 16 17 18 19
$317

Non-Stop vs Connecting Flights from Seattle to Chicago (SEA to CHI)

Your Seattle to Chicago flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Seattle to Chicago is $323.

The average price for non-stop flights from Seattle to Chicago is $251.

The chart below shows up to date information regarding non-stop flights from Seattle to Chicago.

Nonstop Flight Details from Seattle to Chicago
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 4 3 3 3 3 4 4 00:25 15:05
Alaska 3 3 3 3 3 2 3 08:30 18:00
United 5 4 4 4 3 3 3 06:00 23:40

Round Trip vs One Way Flights from Seattle to Chicago (SEA to CHI)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Seattle to Chicago. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Seattle to Chicago is $132.

The average price for round trip flights from Seattle to Chicago is $317.

More Cheap Flights

FlightsAirlineLowest Price
Portland to Chicago United, Delta, Alaska, US Airways, American, Spirit, Frontier, Virgin America $181
Vancouver to Chicago Air Canada, Delta, United, Alaska, American, US Airways, WestJet $277
Bellingham to Chicago Alaska, Delta, American, Frontier $270
Victoria to Chicago Air Canada, Delta, United, Alaska, American, WestJet $278
Pasco to Chicago United, Delta, Alaska, US Airways, American $373
Wenatchee to Chicago Delta, Alaska $530
Yakima to Chicago Delta, Alaska, American $345
Comox to Chicago Air Canada, WestJet Check Dates
Nanaimo to Chicago Air Canada, WestJet $273
Penticton to Chicago Air Canada Check Dates
Seattle to Atlanta Alaska, United, Delta, American, US Airways, Frontier, AirTran $268
Seattle to Milwaukee Alaska, Delta, United, US Airways, American, Frontier, AirTran $303
Seattle to New York United, Alaska, American, US Airways, Sun Country, JetBlue, Frontier, Virgin America, AirTran $239
Seattle to Dallas - Ft Worth Delta, United, Alaska, US Airways, American, Sun Country, Frontier, Virgin America $144
Seattle to Detroit United, Delta, Alaska, American, US Airways, Frontier, AirTran $268
Portland to New York United, Alaska, US Airways, American, Spirit, JetBlue, Frontier, Virgin America, AirTran $269
Portland to Milwaukee Alaska, United, Delta, US Airways, American, Frontier, AirTran $244
Portland to Atlanta United, Delta, Alaska, American, US Airways, Spirit, Frontier, AirTran $258
Seattle to Minneapolis - St Paul United, Delta, Alaska, American, US Airways, Sun Country, Frontier $230
Seattle to Indianapolis Alaska, United, Delta, US Airways, American, Frontier, AirTran $237
Seattle to Madison Alaska, United, Delta, American, Frontier $440
Seattle to South Bend United, Delta, US Airways $429
Seattle to St Louis Alaska, United, Delta, US Airways, American, Frontier, AirTran $245
Vancouver to New York Air Canada, Alaska, United, Delta, American, US Airways, Cathay, WestJet $292
Portland to Dallas - Ft Worth United, Delta, Alaska, US Airways, American, Spirit, Frontier, Virgin America $172
Seattle to Grand Rapids Alaska, United, Delta, US Airways, American, AirTran $371
Portland to Detroit United, Delta, Alaska, US Airways, American, Frontier, AirTran $244
Vancouver to Milwaukee Air Canada, United, Delta, Alaska, US Airways, American $326
Portland to South Bend United, Delta, US Airways $352
Seattle to Washington United, Delta, Alaska, American, US Airways, Sun Country, Hawaiian, JetBlue, Frontier, Virgin America, AirTran $238

Airlines Flying from Seattle to Chicago (SEA to CHI)

Below are the different airlines that fly from Seattle to Chicago with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Seattle to Chicago.

Seattle to Chicago
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American - X X X X X X X
American DFW X X X X X X X
Alaska - X X X X X X X
Alaska PDX X X X X X X X
Delta DTW X X X X X X X
United - X X X X X X X
United DEN X X X X X X X
Virgin America LAX X X X X
Southwest - X X X X X X X
Southwest OAK X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Seattle and Chicago, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Seattle to Chicago Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Seattle to Chicago?
Answer: The average Seattle to Chicago flight time is 3 hours and 58 minutes.
Question: How many miles are there between Seattle and Chicago?
Answer: The distance from Seattle to Chicago is 1715 miles.
Question: How common are direct flights from Seattle to Chicago?
Answer: There are 69 direct flights from Seattle to Chicago.
Question: What is the most popular airline for non-stop flights from Seattle to Chicago?
Answer: United Airlines provides 36% of the non-stop flights between Seattle and Chicago.
Question: What are the most popular connecting cities when flying from Seattle to Chicago?
Answer: Atlanta, GA
Seattle (SEA) To Chicago (CHI) Flights: Cheap Flights From Seattle To Chicago | FareCompare.