Cheap Flights from Columbus (CMHA) to Seattle (SEAA)

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Flight deals from Columbus to Seattle

Looking for a cheap last-minute deal or the best round-trip flight from Columbus to Seattle? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Columbus to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Columbus to Seattle flights are currently cheapest in August.

Direct flights from Columbus to Seattle

Alternative Columbus to Seattle routes

Looking for the cheapest, fastest or easiest route from Columbus to Seattle? You could fly into the following airports instead.

Columbus to Seattle: Flight information

The things to know before you go.
Cheapest flight found$97
Cheapest month to flyAugust
Average flight time5 hrs, 3 mins
Most popular airlineAlaska Airlines
Average flights per week42

Finding cheap flights from Columbus to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a round-trip flight from Columbus to Seattle is $193. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 2 minutes is the average flight time from Columbus to Seattle.
Alaska Airlines, Air Tahiti Nui and American Airlines fly direct from Columbus to Seattle.
There are 378 flights per week flying from Columbus to Seattle, as of May 2025.
The cheapest month to fly from Columbus to Seattle is usually May 2025.
If you're flying from Columbus, the cheapest airport near Seattle is Seattle / Tacoma International – which is 12.1 miles away from the center of Seattle. We've found flights to this airport from $193.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Columbus to Seattle on Wednesday, November 12, 2025.
Yes – the average flight time is 5 hours and 2 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 53°F. August is typically the warmest month in Seattle, when it usually averages around 73°F. You can expect the least rain in July. The coldest month is December, with temperatures averaging 33°F. The rainiest month is November.
The cheapest airline that flies to Seattle is Southwest Airlines, and the cheapest airline that flies to Seattle Boeing Fld Airport is Alaska Airlines.

Flying from Columbus to Seattle: what you need to know

  • Countless great adventures start at one of Columbus's main airports, John Glenn Columbus International Airport (CMH) or Rickenbacker International Airport (LCK). Explore the options for booking a flight from Columbus to Seattle departing from either of these bases.

  • Hop off the plane at Seattle-Tacoma International Airport (SEA). This is Seattle's primary arrival point.

  • The average length of a direct Columbus to Seattle flight is 5 hours 5 minutes.

  • Seattle is three hours behind Columbus and follows the UTC-7 timezone.

  • With nine flights a week between the two airports, John Glenn Columbus International Airport (CMH) to Seattle-Tacoma International Airport (SEA) is the busiest route. Hop on the earliest flight from Columbus to Seattle with Alaska Airlines at 07:01. If you prefer to make the most of your day before flying, the latest flight from CMH to SEA is with Alaska Airlines at 18:31.

  • To ensure you catch your Columbus to Seattle flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours before international departures and an hour before domestic flights is the general rule.

  • Popular months like July or high seasons such as Thanksgiving and Christmas/New Year will mean bigger lines at check-in and security. Play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and four hours ahead of international departures is wise.

How to find the cheapest flights from Columbus to Seattle

  • At the moment, $97 is the lowest price we've found for a one-way ticket from Columbus to Seattle. The cheapest price for a return flight is $193. Keep in mind fares can change due to demand at the time of booking.

  • Book two months before you want to travel. Pricing trends show that this is the ideal window for finding cheap Columbus to Seattle flights.

  • May is the best month for nabbing an amazing deal on a plane ticket from Columbus to Seattle. If you'd like to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for each month.

  • There's no need to search every day to find out if prices have dropped when you set up a Price Alert. We'll let you know as soon as a better deal is available on cheap flights from Columbus to Seattle.

  • Choose your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your Columbus to Seattle flight results by 'Fastest,' 'Best' or 'Cheapest.'

Flying from Columbus

John Glenn Columbus International Airport (CMH)

  • You can get a direct flight from Columbus to Seattle jetting off from John Glenn Columbus International Airport (CMH). Start your trip at CMH and come in for landing at Seattle-Tacoma International Airport (SEA).

  • Look out for promotions with Alaska Airlines. This airline offers direct Columbus to Seattle plane tickets from CMH.

  • CMH is about 6 miles from central Columbus. If you're ride-sharing, driving or catching a cab from the center, it'll take you 10 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the journey time to be around 1 hour 5 minutes.

  • Want a handy hotel close to John Glenn Columbus International Airport? If you've booked an early flight from Columbus to Seattle, these accommodation options will have you moments from your departure gate:

  • Of all flights leaving John Glenn Columbus International Airport, 79.5% land on schedule at their destination.

  • You'll find CMH at 4600 International Gateway.

Arriving in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) is approximately 11 miles from central Seattle. If you're catching a cab or a ride-share, the drive takes around 20 minutes.

  • Traveling to the center on public transport takes roughly 55 minutes.

  • The last thing you want is a long journey to your hotel if you're arriving on a late flight from Columbus to Seattle. Reserve one of these accommodation options near SEA instead:

  • Fast-track your adventure by picking up a Seattle-Tacoma International Airport rental car. Grab your wheels from Thrifty, Europcar or Budget and experience the lesser-explored corners of Seattle and beyond.

  • Lock in the best possible rate by reserving your vehicle from Seattle-Tacoma International Airport about one week before your departure date.

Lake Union Sea Plane Base Airport (LKE)

  • Lake Union Sea Plane Base Airport (LKE) is about 2 miles from central Seattle. Once you've disembarked your flight from Columbus to Seattle, it takes approximately 10 minutes to reach the heart of the city in a cab or ride-share.

  • If you travel by public transport, the journey will take you 25 minutes or so.

  • There are some comfortable places to lay your head close to LKE. Unwind after your Columbus to Seattle flight at any of these perfectly located options:

Best time to go to Seattle

  • It's time to work out your travel dates for your flight from Columbus to Seattle. July is the most popular month to visit Seattle. If you prefer a more peaceful vibe, go in May.

  • Before locking in your Columbus to Seattle tickets, consider the kind of weather forecast you're hoping for. August is the warmest month in Seattle, with temperatures ranging from 54ºF to 82ºF.

  • February has average temperatures of between 30ºF and 52ºF. Look for cheap flights from Columbus to Seattle around that time if you want to travel in cooler conditions.

More about Seattle

  • Start your Seattle trip right by choosing the ideal place to stay. After booking your flight from Columbus to Seattle, check out our range of hotels including:

  • Greyhound: Bus Station and LMN Architects are just the start of the leading attractions to put on your Seattle must-do list. Keep the sightseeing going at Boeing Radiation Effects Lab.

Explore more of United States

  • You've seen Seattle, now it's time to discover more of United States. Travel about 150 miles south to Portland to check off its top attractions. From Pioneer Courthouse Square to Portland Japanese Garden and Pittock Mansion, your itinerary will be busy.

  • Spokane is another well-known destination in United States and is around 230 miles east of Seattle. No trip is complete without experiencing Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.