£89 Cheap Flights from Columbus (CMH) to Seattle (SEA)

View £89 flight on Wed, 14 Oct 2026Opens in a new window

Popular airlines from Port Columbus International Airport (CMH) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Columbus (CMH) to Seattle (SEA)

Prices were available within the past 7 days and start at £89 for one-way flights and £176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£176 Return, found 4 days ago
£176
Return
found 4 days ago
Select American Airlines flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £176 found 4 days ago
Delta
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£176 Return, found 4 days ago
£176
Return
found 4 days ago
Select Delta flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £176 found 4 days ago
Delta
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£177 Return, found 4 days ago
£177
Return
found 4 days ago
Select Delta flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £177 found 4 days ago
Delta
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£191 Return, found 4 days ago
£191
Return
found 4 days ago
Select Delta flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £191 found 4 days ago
American Airlines
Wed, 13 May - Tue, 19 May
CMH
Columbus
SEA
Seattle
£206 Return, found 4 days ago
£206
Return
found 4 days ago
Select American Airlines flight, departing Wed, 13 May from Columbus to Seattle, returning Tue, 19 May, priced at £206 found 4 days ago
Delta
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£218 Return, found 4 days ago
£218
Return
found 4 days ago
Select Delta flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £218 found 4 days ago
American Airlines
Wed, 13 May - Tue, 19 May
CMH
Columbus
SEA
Seattle
£220 Return, found 4 days ago
£220
Return
found 4 days ago
Select American Airlines flight, departing Wed, 13 May from Columbus to Seattle, returning Tue, 19 May, priced at £220 found 4 days ago
Delta
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£229 Return, found 4 days ago
£229
Return
found 4 days ago
Select Delta flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £229 found 4 days ago
Alaska Airlines
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£251 Return, found 4 days ago
£251
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £251 found 4 days ago
United
Wed, 14 Oct - Wed, 21 Oct
CMH
Columbus
SEA
Seattle
£251 Return, found 4 days ago
£251
Return
found 4 days ago
Select United flight, departing Wed, 14 Oct from Columbus to Seattle, returning Wed, 21 Oct, priced at £251 found 4 days ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from £206
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from £206

Find the cheapest month to fly from Columbus (CMH) to Seattle (SEA)

April is typically the cheapest month to fly

From £126 - £230 per traveller.

Frequently asked questions

How much does a flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
One-way flights typically cost between £95 and £474 and return flights often range between £95 and £474. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, AS typically offers the lowest fares. WN offers the most daily flights from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 102 connecting flights per day from John Glenn Columbus Intl. (CMH) to Seattle - Tacoma Intl. (SEA). Some common connection points include O'Hare Intl. (ORD), Denver Intl. (DEN), and Midway Intl. (MDW).
What is the earliest flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is seasonal, active in November and December. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from John Glenn Columbus Intl. (CMH) to Seattle - Tacoma Intl. (SEA) on a Friday, with around 78 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, American Airlines, and Delta Air Lines. Compared to other days, Fridays offer notably more flight options.
What are the most popular departure times for flights from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from John Glenn Columbus Intl. (CMH) to Seattle - Tacoma Intl. (SEA) are in the early morning, from 6am to 9am. About 33% of passengers prefer this time. Many major carriers, including Delta Air Lines, American Airlines and Alaska Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive in Seattle with plenty of time.
How long does it take to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A nonstop flight from CMH to SEA typically takes around 5 hours 20 minutes, covering approximately 2,011 miles. Connecting flights on this route usually add 4 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for CMH to SEA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from John Glenn Columbus Intl. (CMH)?
From John Glenn Columbus Intl. (CMH), you can fly directly into Seattle - Tacoma Intl. (SEA) to reach Seattle. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), Midway Intl. (MDW) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Columbus, OH (CMH-John Glenn Columbus Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
John Glenn Columbus Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
£176
Distance
3217 km
Average flight time
4 hours 20 mins

Book with confidence

Compare flights from Columbus to Seattle easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Columbus to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from John Glenn Columbus Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from John Glenn Columbus Intl. (CMH) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Columbus to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from John Glenn Columbus Intl. to Seattle - Tacoma Intl. start at just £176 and range up to £251.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Columbus and Seattle
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Columbus to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from John Glenn Columbus Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Columbus to Seattle easily and book with confidence

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*Available to Expedia members.