$85 Cheap flights from O'Hare Intl. to Seattle - Tacoma Intl. (ORD to SEA)

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Find The Best Dates To Fly from O'Hare Intl. to Seattle - Tacoma Intl.

Compare Flight Prices from Chicago to Seattle

Affordable Airfare Tickets from ORD to SEA Airport

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $164 round trip and $85 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Nov 1 - Sat, Nov 1
ORD
Chicago
SEA
Seattle
$164 Roundtrip, found 1 day ago
$164
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Nov 1 from Chicago to Seattle, returning Sat, Nov 1, priced at $164 found 1 day ago
Tue, May 13 - Wed, May 21
ORD
Chicago
SEA
Seattle
$164 Roundtrip, found 2 days ago
$164
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, May 13 from Chicago to Seattle, returning Wed, May 21, priced at $164 found 2 days ago
Wed, Jun 11 - Wed, Jun 11
ORD
Chicago
SEA
Seattle
$166 Roundtrip, found 7 hours ago
$166
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Wed, Jun 11 from Chicago to Seattle, returning Wed, Jun 11, priced at $166 found 7 hours ago
Wed, Sep 17 - Wed, Sep 24
ORD
Chicago
SEA
Seattle
$168 Roundtrip, found 1 day ago
$168
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Wed, Sep 17 from Chicago to Seattle, returning Wed, Sep 24, priced at $168 found 1 day ago
Sat, Aug 2 - Tue, Aug 12
ORD
Chicago
SEA
Seattle
$169 Roundtrip, found 12 hours ago
$169
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Sat, Aug 2 from Chicago to Seattle, returning Tue, Aug 12, priced at $169 found 12 hours ago
Tue, Aug 26 - Wed, Sep 3
ORD
Chicago
SEA
Seattle
$169 Roundtrip, just found
$169
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Aug 26 from Chicago to Seattle, returning Wed, Sep 3, priced at $169 just found
Tue, Jul 15 - Tue, Jul 22
ORD
Chicago
SEA
Seattle
$169 Roundtrip, found 6 hours ago
$169
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Jul 15 from Chicago to Seattle, returning Tue, Jul 22, priced at $169 found 6 hours ago
Wed, Jul 16 - Tue, Jul 22
ORD
Chicago
SEA
Seattle
$169 Roundtrip, found 3 hours ago
$169
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Jul 16 from Chicago to Seattle, returning Tue, Jul 22, priced at $169 found 3 hours ago
Tue, Jun 24 - Wed, Jul 9
ORD
Chicago
SEA
Seattle
$170 Roundtrip, found 1 day ago
$170
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Jun 24 from Chicago to Seattle, returning Wed, Jul 9, priced at $170 found 1 day ago
Sat, Aug 30 - Tue, Sep 9
ORD
Chicago
SEA
Seattle
$171 Roundtrip, found 19 hours ago
$171
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Sat, Aug 30 from Chicago to Seattle, returning Tue, Sep 9, priced at $171 found 19 hours ago

Seattle - Tacoma Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Best Western Alderwood

Best Western Alderwood

2.5 out of 5
per person
May 30 - Jun 1
found 1 day ago
Roundtrip flight included
Chicago (ORD) to Seattle (SEA)
Sleep Inn - SeaTac Airport

Sleep Inn - SeaTac Airport

2.5 out of 5
per person
May 24 - May 27
found 9 hours ago
Roundtrip flight included
Chicago (ORD) to Seattle (SEA)
Colony Inn

Colony Inn

2 out of 5
per person
May 24 - May 27
found 9 hours ago
Roundtrip flight included
Chicago (ORD) to Seattle (SEA)
Redmond Inn

Redmond Inn

3 out of 5
per person
May 30 - Jun 1
found 1 day ago
Roundtrip flight included
Chicago (ORD) to Seattle (SEA)
Poulsbo Inn & Suites

Poulsbo Inn & Suites

2 out of 5
per person
May 24 - May 27
found 9 hours ago
Roundtrip flight included
Chicago (ORD) to Seattle (SEA)
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Frequently asked questions

Can I catch a flight from O'Hare Intl. Airport (ORD) to Sea-Tac Airport right now?
For info on any current SEA travel advice and quarantine requirements, visit the Covid-19 Travel Advisor. Check before you arrange your flight, so you don’t get caught out en route.
Are there direct flights from O'Hare Airport to SEA?
If you’d love to venture from O’Hare Airport to Sea-Tac Airport as fast as possible, you’ll be happy to know multiple airlines operate direct flights. Select your preferred seat with Alaska Airlines or United Airlines.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.
How long is the flight from ORD to SEA?
Flights between Chicago and Seattle take approximately 4 hours and 38 minutes in total. Make the most of your time in the air by reading, resting, watching a movie or doing all three.
What is the flight distance from O'Hare Intl. Airport (ORD) to SEA?
Between ORD and SEA, the flight distance is roughly 1,700 mi. So, fasten your seat belt and settle back. You have some tough decisions to make — watch the latest film, read a good novel or catch forty winks?
What airlines fly from O'Hare Airport to Sea-Tac Airport?
If you’re eager to fly direct from O’Hare Airport to SEA, you won’t have a problem finding a fare. Here are the best airlines that advertise nonstop services on this route:

  • Alaska Airlines - (AS) with 152 flights every month
  • United Airlines - (UA) with 152 flights every month
  • American Airlines - (AA) with 108 flights every month
  • Delta - (DL) with 78 flights every month

What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Chicago to Seattle

 

Traveling From
O'Hare Intl.
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$164

Route Info

Flight path for flights from O'Hare International Airport to Seattle-Tacoma International Airport


Origin:
ORD - O'Hare International Airport
Destination:
SEA - Seattle-Tacoma International Airport
Distance:
1,725.00 miles


Airlines & Aircraft Used on ORD to SEA Flight Routes


Airline Carrier
Aircraft
Alaska Airlines
Boeing 737-800 pax
American Airlines
Boeing 737 all pax models
American Airlines
Boeing 737-800 pax
United Airlines
Boeing 737-500 pax

Discover our best flights from Chicago ORD to Seattle SEA. 

With 19 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Chicago ORD to Seattle SEA at the right price  

Airfares to Seattle SEA from Chicago ORD currently cost between $164 and $171. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Chicago ORD to Seattle SEA 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Chicago ORD to Seattle SEA on Travelocity starting at $85. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seattle SEA from Chicago ORD quicker with direct flights. 

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from ORD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Chicago ORD to Seattle SEA

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from ORD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Chicago ORD to Seattle SEA today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Chicago ORD to Seattle SEA. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seattle SEA from Chicago ORD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from ORD have this option.  

 

Travel with confidence when you book flights to Seattle SEA from Chicago ORD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.