Cheap flights from Seattle to Chicago from $54
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Chicago departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Seattle to Chicago
All round-trip flight deals to Chicago
Delta flights from Seattle to Chicago
Our best Delta deals on Seattle to Chicago flight tickets
Spirit Airlines flights from Seattle to Chicago
Our best Spirit Airlines deals on Seattle to Chicago flight tickets
See travel insights to Chicago from
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 typical price of a round-trip flight between Seattle and Chicago?
What is the cheapest month to fly to Chicago?
The month of January is, on average, the cheapest month to fly to Chicago from Seattle, with most prices found around $216. If you’re not able to fly to Chicago in January, then February is your next best option. Flight prices from Seattle to Chicago during February average around $218.
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $283. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Chicago for around $372.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Seattle to Chicago during this time can be as low as $283. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $332.
What is the cheapest Seattle/Tacoma Intl to Chicago flight route?
Fly from Seattle/Tacoma Intl to Chicago O'Hare Intl for the best Seattle/Tacoma Intl - Chicago flight prices
How far in advance should I book a flight to Chicago?
The best time to book a flight to Chicago from Seattle is 31 days out, which is when prices tend to be around $300. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $193.
What cabin class options are available on Seattle/Tacoma Intl to Chicago flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Seattle to Chicago flights?
You could potentially save up to 36% on your flight if you consider stops on a Seattle to Chicago flight.
How have Seattle to Chicago flight prices changed over time?
As of December 2024, prices for Seattle to Chicago flights are approximately 16% more expensive when compared to flights at the same time last year.
How many flights depart from Seattle to Chicago on average per day?
11 flights are operational daily from Seattle to Chicago as of December 2024. The most popular departure time for this route is 10:00AM, with 63% of flights per day taking off at noon.
How many flights depart from Seattle to Chicago on average per week?
As of December 2024, 77 flights take off from Seattle and land in Chicago each week. The most common flight departure day for this route is Wed, with 43% of weekly flights taking off on this day.
When to book flights from Seattle to Chicago
Cheap Seattle to Chicago (SEA to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Chicago
How far is Seattle/Tacoma Intl to Chicago by plane?
Chicago is 1732.3 mi away from Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 3h 55m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Chicago?
Prices for flights from Seattle/Tacoma Intl Airport to Chicago refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Chicago?
As of December 2024, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Chicago.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Chicago?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Chicago?
Based on momondo bookings for flights between Seattle and Chicago, the leading plane model is Boeing 737-800, making up 28.11% of the total bookings. Other popular models include Boeing 737-900 with 23.18%, Boeing 737-800 Passenger/BBJ2 (winglets) with 14.57%, and Boeing 737 MAX 9 with 11.24%.
What is the most popular airline from Seattle to Chicago?
momondo data reveals that the most frequently booked airline on the route from Seattle to Chicago is Alaska Airlines, representing 42% of all bookings. The subsequent popular airlines are Delta at 26%, United Airlines at 20%, and American Airlines at 8%.
Best airlines flying from Seattle to Chicago
Compare and see reviews for airlines that fly from Seattle to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $100 | Free Cancellation | Rating 8.0 8,604 reviews | |||
| PriceFrom $115 | Free Cancellation | Rating 6.3 8,119 reviews | |||
| PriceFrom $127 | Free Cancellation | Rating 8.0 9,554 reviews | |||
| PriceFrom $128 | Free Cancellation | Rating 6.1 3,479 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $152 | Free Cancellation | Rating 7.4 9,055 reviews | |||
| PriceFrom $179 | Free Cancellation | Rating 8.1 4,848 reviews |
Southwest Flights From Seattle to Chicago
Southwest flies from Seattle to Chicago around 3 times per week, with 4,848 momondo users rating the airline 8.1/10. The cheapest Southwest deal from Seattle to Chicago in the last 72 hours was $179 (round-trip), much lower than the average airfare cost of $398 for Southwest flights on this route.
Delta Flights From Seattle to Chicago
$100 is the best Delta flight deal from Seattle to Chicago found on momondo over the last 72 hours. The average Delta ticket price found was closer to $443, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,604 user reviews) flies into Chicago from Seattle 6 times in an average week so prices can vary.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Chicago?
Finding the right flight to Chicago from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.
Can I find flights from Seattle to Chicago with flexible booking policies on momondo?
momondo does allow users to show only those flights to Chicago from Seattle which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Seattle to Chicago?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Chicago.
I’m not ready to book a flight from Seattle to Chicago right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Seattle to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.