Cheap Flight Tickets from Chicago (ORD) to Seattle (SEA), Starting at $169

Good to Know: Cheapest and Fastest ORD - SEA Flights

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

Cheapest Round Trip Flight

$172

AS Alaska Airlines • 1 stop • 14h 17m

Oct 31 – Nov 03

The cheapest round trip flight from Chicago to Seattle (ORD-SEA-ORD) is currently $172

🔍 Search Flights

Cheapest Direct Flight

$169

AS Alaska Airlines • nonstop • 7h 22m

Oct 31

The cheapest nonstop flight from Chicago to Seattle (ORD-SEA) is currently $169

🔍 Search Flights

Fastest Flight

7h 22m

The fastest nonstop flight from Chicago to Seattle (ORD-SEA) takes 7h 22m

Top Airlines Flying from Chicago to Seattle

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

Alaska Airlines -AS

Alaska Airlines

American Airlines, AA

American Airlines

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

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

Oct 31 - Nov 03, Economy
AS
Chicago → Seattle
14h 17m
7:20 AM - 2:17 PM • 1 stop
AS
Chicago → Seattle
5h 58m
11:42 PM - 5:40 AM • nonstop
$172
Alaska Airlines
Oct 31 - Nov 03, Economy
UA
Chicago → Seattle
7h 27m
12:45 PM - 3:32 PM • nonstop
UA
Chicago → Seattle
11h 53m
1:16 PM - 10:29 PM • 1 stop
$210
United Airlines
Oct 31 - Nov 03, Economy
UA
Chicago → Seattle
11h 55m
8:40 AM - 1:55 PM • 1 stop
UA
Chicago → Seattle
6h 50m
10:56 PM - 5:06 AM • nonstop
$210
United Airlines
Oct 31 - Nov 03, Economy
UA
Chicago → Seattle
12h 3m
3:56 PM - 9:19 PM • 1 stop
UA
Chicago → Seattle
6h 50m
10:56 PM - 5:06 AM • nonstop
$210
United Airlines
Oct 31 - Nov 03, Economy
AS
Chicago → Seattle
20h 42m
7:20 AM - 6:02 PM • 1 stop
AS
Chicago → Seattle
12h 31m
9:08 AM - 6:59 PM • 1 stop
$260
Alaska Airlines
Oct 31 - Nov 03, Economy
AS
Chicago → Seattle
20h 42m
7:20 AM - 6:02 PM • 1 stop
AS
Chicago → Seattle
28h 50m
5:39 PM - 1:09 PM • 2 stops
$361
Alaska 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?
MDW,ORD
What’s the most popular airline flying from ORD to SEA?
The most popular airline flying from Chicago to Seattle are
Can I fly from ORD to SEA non-stop?
Yes, you can fly ORD 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 ORD to SEA Airport?
The earliest flight leaves ORD at 7:00 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 ORD 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 ORD to SEA, which is 1720.56 miles by air.
Which airlines provide the cheapest flights from Chicago (ORD) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from ORD were found on UA : USD 210
Do I need a passport to fly between ORD and SEA?
No
What’s the latest departure time from ORD to SEA ?
The last flight leaves ORD at 8:30 pm

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

Origin Airport Chicago O'Hare International , Chicago, US
Destination Airport Seattle Tacoma International , Seattle, US
Distance 1721 miles

More Flight Options for Chicago (ORD) and Seattle (SEA)

Why Fareleaders for ORD to SEA Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Chicago to Seattle flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on ORD to SEA flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Chicago to Seattle flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Chicago (ORD) to Seattle (SEA)
Terms and Conditions*