$59 Cheap flights from O'Hare Intl. to Seattle - Tacoma Intl. (ORD to SEA)

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Amazing ORD to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $111 round trip and $59 one way. Prices and availability subject to change. Additional terms may apply.

Best Seattle - Tacoma Intl. Flight and Hotel Packages

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

The Sound Hotel Seattle Belltown, Tapestry Collection by Hilton
The Alexis Royal Sonesta Hotel Seattle
Hotel Sorrento
Sonder at Pivot
Needle's Edge 99 Walkscore
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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.

 

Traveling From
O'Hare Intl.
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
4 hours 38 mins
Earliest Departure Time
6:00AM CDT
Latest Departure Time
8:03PM CDT
Lowest Flight Price
$111

Route Info

Flight path for flights from O'Hare International Airport to 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 18 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 $111 and $154. 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 $59. 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 4 hour(s) 38 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, April 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.