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Cheap flights from Seattle to Chicago O'Hare Intl Airport from $59

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 O'Hare Intl Airport departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Chicago.

Cheap last minute flights

Planning a quick getaway from Seattle to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Chicago

Find recent round-trip train or bus tickets from Seattle to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
2:16 pm - 10:57 pmSEA-ORD
6h 41m1 stop
1:39 pm - 12:19 amORD-SEA
12h 40m1 stop
$107Spirit Airlines
Find Deal
ד', ינו' 8 - ג', ינו' 14
2:16 pm - 10:57 pmSEA-ORD
6h 41m1 stop
1:39 pm - 12:19 amORD-SEA
12h 40m1 stop
$129Spirit Airlines
Find Deal
ד', ינו' 8 - ד', ינו' 15
7:25 am - 1:30 pmSEA-ORD
4h 05mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$169Delta
Find Deal
ש', פב​​​​​​​' 1 - ש', פב​​​​​​​' 8
7:25 am - 1:30 pmSEA-ORD
4h 05mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$171Delta
Find Deal
ש', פב​​​​​​​' 1 - ב', פב​​​​​​​' 3
7:00 am - 1:06 pmSEA-ORD
4h 06mnonstop
1:30 pm - 4:16 pmORD-SEA
4h 46mnonstop
$174United Airlines
Find Deal
ד', ינו' 22 - ה', ינו' 23
10:51 pm - 1:07 pmSEA-ORD
12h 16m1 stop
6:55 pm - 9:46 pmORD-SEA
4h 51mnonstop
$178Alaska Airlines
Find Deal
ש', פב​​​​​​​' 1 - ש', פב​​​​​​​' 8
11:59 pm - 6:05 amSEA-ORD
4h 06mnonstop
9:55 am - 12:34 pmORD-SEA
4h 39mnonstop
$180American Airlines
Find Deal
א', מרץ 2 - ג', מרץ 4
6:00 pm - 11:59 pmSEA-ORD
3h 59mnonstop
5:56 pm - 8:37 pmORD-SEA
4h 41mnonstop
$188Alaska Airlines
Find Deal
ד', פב​​​​​​​' 12 - ש', פב​​​​​​​' 15
6:10 am - 4:31 pmSEA-ORD
8h 21m1 stop
8:04 pm - 10:53 pmORD-SEA
4h 49mnonstop
$203United Airlines
Find Deal
ה', ינו' 9 - א', ינו' 12
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
1:13 pm - 8:04 pmORD-SEA
8h 51m1 stop
$273American Airlines
Find Deal
ג', דצמ' 31 - ד', ינו' 8
3:03 pm - 5:05 amSEA-ORD
12h 02m1 stop
$59Frontier
Find Deal
ש', מרץ 1
3:03 pm - 5:05 amSEA-ORD
12h 02m1 stop
$60Frontier
Find Deal
ש', פב​​​​​​​' 22
7:25 am - 1:30 pmSEA-ORD
4h 05mnonstop
$85Delta
Find Deal
ד', ינו' 22
6:10 pm - 12:11 amSEA-ORD
4h 01mnonstop
$87Delta
Find Deal
ה', ינו' 9
1:35 pm - 7:40 pmSEA-ORD
4h 05mnonstop
$89American Airlines
Find Deal
ה', ינו' 30
11:59 pm - 5:53 amSEA-ORD
3h 54mnonstop
$94United Airlines
Find Deal
ב', פב​​​​​​​' 17
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
$95American Airlines
Find Deal
ג', דצמ' 31
11:59 pm - 5:53 amSEA-ORD
3h 54mnonstop
$98United Airlines
Find Deal
א', מרץ 9
9:59 pm - 1:07 pmSEA-ORD
13h 08m1 stop
$100Alaska Airlines
Find Deal
ג', ינו' 21
6:00 pm - 11:59 pmSEA-ORD
3h 59mnonstop
$104Alaska Airlines
Find Deal
א', ינו' 12
9:36 pm - 11:46 pmSEA-ORD
24h 10m1 stop
1:39 pm - 12:19 amORD-SEA
12h 40m1 stop
ג', דצמ' 24 - ד', ינו' 15
6:34 pm - 9:03 amSEA-ORD
12h 29m1 stop
11:10 am - 12:19 amORD-SEA
15h 09m2 stops
ג', דצמ' 24 - ד', ינו' 15
5:55 pm - 11:59 pmSEA-ORD
4h 04mnonstop
2:25 pm - 5:10 pmORD-SEA
4h 45mnonstop
$399Delta
Find Deal
ג', דצמ' 24 - ד', ינו' 15
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
9:55 am - 12:42 pmORD-SEA
4h 47mnonstop
$483American Airlines
Find Deal
ב', דצמ' 23 - ד', ינו' 15
12:31 am - 6:34 amSEA-ORD
4h 03mnonstop
3:22 pm - 9:21 pmORD-SEA
7h 59m1 stop
$493American Airlines
Find Deal
ב', דצמ' 23 - ד', ינו' 15
5:55 pm - 11:59 pmSEA-ORD
4h 04mnonstop
2:10 pm - 5:00 pmORD-SEA
4h 50mnonstop
$573Delta
Find Deal
ג', דצמ' 24 - ד', דצמ' 25
10:38 am - 4:50 pmSEA-ORD
4h 12mnonstop
2:01 pm - 8:02 pmORD-SEA
8h 01m1 stop
$577Alaska Airlines
Find Deal
ב', דצמ' 23 - ג', דצמ' 31
6:00 pm - 11:59 pmSEA-ORD
3h 59mnonstop
1:10 pm - 3:59 pmORD-SEA
4h 49mnonstop
$583Alaska Airlines
Find Deal
ג', דצמ' 24 - ו', ינו' 3
7:00 am - 1:07 pmSEA-ORD
4h 07mnonstop
6:15 am - 3:25 pmORD-SEA
11h 10m1 stop
$683United Airlines
Find Deal
ו', דצמ' 20 - ב', ינו' 6
7:00 am - 1:07 pmSEA-ORD
4h 07mnonstop
3:55 pm - 6:41 pmORD-SEA
4h 46mnonstop
$873United Airlines
Find Deal
ו', דצמ' 20 - ב', דצמ' 23
11:36 pm - 5:40 amSEA-ORD
4h 04mnonstop
5:53 pm - 8:34 pmORD-SEA
4h 41mnonstop
$163Alaska Airlines
Find Deal
ג', מרץ 25 - ג', אפר' 1
7:25 am - 1:30 pmSEA-ORD
4h 05mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$169Delta
Find Deal
ש', פב​​​​​​​' 1 - ש', פב​​​​​​​' 8
7:25 am - 1:30 pmSEA-ORD
4h 05mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$171Delta
Find Deal
ש', פב​​​​​​​' 1 - ב', פב​​​​​​​' 3
6:10 pm - 12:11 amSEA-ORD
4h 01mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$173Delta
Find Deal
ו', ינו' 10 - א', ינו' 12
7:00 am - 1:06 pmSEA-ORD
4h 06mnonstop
1:30 pm - 4:16 pmORD-SEA
4h 46mnonstop
$174United Airlines
Find Deal
ד', ינו' 22 - ה', ינו' 23
7:00 am - 1:06 pmSEA-ORD
4h 06mnonstop
8:04 pm - 10:53 pmORD-SEA
4h 49mnonstop
$176United Airlines
Find Deal
ג', ינו' 28 - א', פב​​​​​​​' 2
6:10 pm - 12:11 amSEA-ORD
4h 01mnonstop
7:15 am - 10:11 amORD-SEA
4h 56mnonstop
$178Delta
Find Deal
ה', ינו' 9 - ש', ינו' 11
11:59 pm - 6:05 amSEA-ORD
4h 06mnonstop
9:55 am - 12:34 pmORD-SEA
4h 39mnonstop
$180American Airlines
Find Deal
א', מרץ 2 - ג', מרץ 4
6:00 pm - 11:59 pmSEA-ORD
3h 59mnonstop
5:56 pm - 8:37 pmORD-SEA
4h 41mnonstop
$188Alaska Airlines
Find Deal
ד', פב​​​​​​​' 12 - ש', פב​​​​​​​' 15
11:55 pm - 6:07 amSEA-ORD
4h 12mnonstop
8:15 pm - 10:50 pmORD-SEA
4h 35mnonstop
$189American Airlines
Find Deal
ג', יוני 3 - ג', יוני 10

Delta flights from Seattle to Chicago O'Hare Intl Airport

Our best Delta deals on Seattle to Chicago O'Hare Intl Airport flight tickets
Delta
Feb 1
SEA7:25 amSeattle/Tacoma Intl
4h 05m
ORD1:30 pmChicago O'Hare Intl
Feb 8
ORD7:15 amChicago O'Hare Intl
4h 56m
SEA10:11 amSeattle/Tacoma Intl
Delta
Feb 1
SEA7:25 amSeattle/Tacoma Intl
4h 05m
ORD1:30 pmChicago O'Hare Intl
Feb 3
ORD7:15 amChicago O'Hare Intl
4h 56m
SEA10:11 amSeattle/Tacoma Intl
Delta
Jan 10
SEA6:10 pmSeattle/Tacoma Intl
4h 01m
ORD12:11 amChicago O'Hare Intl
Jan 12
ORD7:15 amChicago O'Hare Intl
4h 56m
SEA10:11 amSeattle/Tacoma Intl

Alaska Airlines flights from Seattle to Chicago O'Hare Intl Airport

Our best Alaska Airlines deals on Seattle to Chicago O'Hare Intl Airport flight tickets
Alaska Airlines
Feb 1
SEA10:51 pmSeattle/Tacoma Intl
12h 16m
1 stop
ORD1:07 pmChicago O'Hare Intl
Feb 8
ORD6:55 pmChicago O'Hare Intl
4h 51m
SEA9:46 pmSeattle/Tacoma Intl
Alaska Airlines
Feb 12
SEA6:00 pmSeattle/Tacoma Intl
3h 59m
ORD11:59 pmChicago O'Hare Intl
Feb 15
ORD5:56 pmChicago O'Hare Intl
4h 41m
SEA8:37 pmSeattle/Tacoma Intl
Alaska Airlines
Jan 1
SEA6:00 amSeattle/Tacoma Intl
4h 10m
ORD12:10 pmChicago O'Hare Intl
Jan 10
ORD3:35 pmChicago O'Hare Intl
8h 25m
1 stop
SEA10:00 pmSeattle/Tacoma Intl

See travel insights to Chicago from

How to get the cheapest flight ticket from Seattle to Chicago O'Hare Intl Airport

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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Seattle averaging around $216.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $286. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $334.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Seattle in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $288 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $327. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Chicago O'Hare Intl flight route?

Fly from Seattle/Tacoma Intl to Chicago O'Hare Intl for the best Seattle/Tacoma Intl - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

In general, most travelers find the cheapest time to book a flight to Chicago O'Hare Intl Airport is about 31 days prior to their departure date when tickets on average are $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 O'Hare Intl flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 29% on your flight if you consider stops on a Seattle to Chicago O'Hare Intl Airport flight.

How have Seattle to Chicago O'Hare Intl Airport flight prices changed over time?

As of December 2024, prices for Seattle to Chicago O'Hare Intl Airport flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Chicago O'Hare Intl Airport (SEA to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Chicago O'Hare Intl Airport

Best Price Found

$59

Fastest flight time

3h 54m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Seattle in the past 72 hours is $59. The best round-trip flight deal from Seattle to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $107.
The fastest flight from Seattle to Chicago O'Hare Intl Airport takes 3h 54m
Direct flights go from Seattle to Chicago O'Hare Intl Airport every day.

  • How far is Seattle/Tacoma Intl to Chicago O'Hare Intl by plane?

    Seattle/Tacoma Intl and Chicago O'Hare Intl are 1716.3 mi apart from one another. In terms of flight time, this usually takes a little over 3h 56m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Seattle to Chicago O'Hare Intl Airport?


Best airlines flying from Seattle to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Seattle to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $102Free CancellationRating
8.0
8,600 reviews
Search Delta flights
Spirit AirlinesPriceFrom $115Free CancellationRating
6.3
8,120 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
6.1
3,478 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $128Free CancellationRating
8.0
9,551 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $140Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $152Free CancellationRating
7.4
9,048 reviews
Search United Airlines flights
  • Delta Flights From Seattle to Chicago O'Hare Intl Airport

    Delta flies from Seattle to Chicago O'Hare Intl Airport around 9 times per week, with 8,600 momondo users rating the airline 8.0/10. The cheapest Delta deal from Seattle to Chicago O'Hare Intl Airport in the last 72 hours was $102 (round-trip), much lower than the average airfare cost of $299 for Delta flights on this route.

  • Alaska Airlines Flights From Seattle to Chicago O'Hare Intl Airport

    Across 9,551 Alaska Airlines reviews on momondo, the average score is 8.0/10. Alaska Airlines flies from Seattle to Chicago O'Hare Intl Airport about 13 times each week, with ticket deals ranging from $128 to $316. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Chicago for you.

Can I find flights from Seattle to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Seattle with this policy.

How can momondo help me find flights from Seattle to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Seattle.

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.


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