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Flights from Columbus to Seattle

Hi, I've summed up all the key info for Columbus to Seattle flights

Cheapest one-way

$ 165
Frontier Airlines Fri, Oct 2

39% below next 30d avg. ($270)

Cheapest round-trip

$ 307
Delta Air Lines Sat, Oct 10

51% below next 30d avg. ($624)

When to travel

October Cheapest month
July Peak month

Fastest flight

5h 5m 42m faster than avg. (5h 47m)

Recommended airlines

With a lowest one-way fare of $165 , travelers can expect an average price of $270 for upcoming trips, while round-trip tickets start at $307 . Flights typically take around 5h 47m , but the fastest nonstop option completes the journey in just 5h 5m minutes. There are 26 flights weekly on this route. You can arrive at any of the following airports in Seattle: Seattle-Tacoma International Airport (SEA) , King County (Boeing Field) International Airport (BFI) , and Kenmore Air Harbor Seaplane Base (LKE) . Flights from John Glenn Columbus International Airport to Seattle-Tacoma International Airport (CMH-SEA) are by far the most popular option for this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 2d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Columbus to Seattle over the next 90 days, with one-way fares from $165 and round-trip from $307. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        CMH 5:48 PM
        5h 3m
        Nonstop
        SEA 7:51 PM
        Columbus - Seattle | Sun, Sep 27 | Alaska Airlines
        SEA 1:25 PM
        4h 25m
        Nonstop
        CMH 8:50 PM
        Seattle - Columbus | Sat, Oct 3 | Alaska Airlines
        $393 $447
        12% off
        12% off
        $447 $393
      • CMH 7:02 AM
        5h
        Nonstop
        SEA 9:02 AM
        Columbus - Seattle | Thu, Sep 24 | Alaska Airlines
        SEA 9:38 PM
        4h 30m
        Nonstop
        CMH 5:08 AM
        Seattle - Columbus | Mon, Sep 28 | Alaska Airlines
        $393 $447
        12% off
        12% off
        $447 $393
      • CMH 6:25 AM
        7h 35m
        1 stop
        SEA 11:00 AM
        Columbus - Seattle | Sat, Oct 10 | Delta Air Lines
        SEA 11:50 PM
        7h 38m
        1 stop
        CMH 10:28 AM
        Seattle - Columbus | Mon, Oct 12 | Delta Air Lines
        $307 $447
        31% off
        31% off
        $447 $307
      • CMH 10:14 AM
        7h 3m
        1 stop
        SEA 2:17 PM
        Columbus - Seattle | Sat, Oct 10 | American Airlines
        SEA 1:25 PM
        7h 56m
        1 stop
        CMH 12:21 AM
        Seattle - Columbus | Wed, Oct 14 | American Airlines
        $313
        30% off
        $447 $313
      • CMH 12:06 PM
        9h 39m
        1 stop
        SEA 6:45 PM
        Columbus - Seattle | Sat, Sep 26 | Delta Air Lines
        SEA 11:05 PM
        9h 17m
        1 stop
        CMH 11:22 AM
        Seattle - Columbus | Mon, Sep 28 | Delta Air Lines
        $333
        26% off
        $447 $333
      • CMH 2:50 PM
        8h 17m
        1 stop
        SEA 8:07 PM
        Columbus - Seattle | Sat, Sep 12 | American Airlines
        SEA 6:40 AM
        9h 52m
        1 stop
        CMH 7:32 PM
        Seattle - Columbus | Wed, Sep 16 | American Airlines
        $340
        24% off
        $447 $340
      • CMH 5:28 AM
        7h 41m
        1 stop
        SEA 10:09 AM
        Columbus - Seattle | Thu, Sep 24 | American Airlines
        SEA 11:57 PM
        6h 49m
        1 stop
        CMH 9:46 AM
        Seattle - Columbus | Mon, Sep 28 | American Airlines
        $340
        24% off
        $447 $340
      • CMH 8:15 AM
        9h 34m
        1 stop
        SEA 2:49 PM
        Columbus - Seattle | Fri, Sep 18 | Delta Air Lines
        SEA 11:05 PM
        9h 17m
        1 stop
        CMH 11:22 AM
        Seattle - Columbus | Mon, Sep 21 | Delta Air Lines
        $346
        23% off
        $447 $346
      • CMH 4:57 PM
        7h 55m
        1 stop
        SEA 9:52 PM
        Columbus - Seattle | Sat, Sep 26 | American Airlines
        SEA 11:57 PM
        6h 49m
        1 stop
        CMH 9:46 AM
        Seattle - Columbus | Mon, Sep 28 | American Airlines
        $354
        21% off
        $447 $354
      • CMH 12:36 PM
        9h 16m
        1 stop
        SEA 6:52 PM
        Columbus - Seattle | Sat, Oct 10 | United Airlines
        SEA 11:50 PM
        7h 38m
        1 stop
        CMH 10:28 AM
        Seattle - Columbus | Mon, Oct 12 | Delta Air Lines
        $359
        20% off
        $447 $359
      • CMH 5:28 AM
        7h 41m
        1 stop
        SEA 10:09 AM
        Columbus - Seattle | Fri, Sep 18 | American Airlines
        SEA 6:15 AM
        8h 19m
        1 stop
        CMH 5:34 PM
        Seattle - Columbus | Mon, Sep 21 | American Airlines
        $368
        18% off
        $447 $368
      • CMH 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Columbus - Seattle | Sun, Sep 13 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        CMH 4:00 PM
        Seattle - Columbus | Tue, Sep 15 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        CMH 8:34 AM
        5h 5m
        Nonstop
        SEA 10:39 AM
        Columbus - Seattle | Sat, Oct 10 | Alaska Airlines
        $223 $270
        17% off
        17% off
        $270 $223
      • CMH 8:34 AM
        5h 5m
        Nonstop
        SEA 10:39 AM
        Columbus - Seattle | Fri, Oct 16 | Alaska Airlines
        $237 $270
        12% off
        12% off
        $270 $237
      • CMH 4:30 PM
        25h 38m
        1 stop
        SEA 3:08 PM
        Columbus - Seattle | Fri, Oct 2 | Frontier Airlines
        $165 $270
        39% off
        39% off
        $270 $165
      • CMH 6:00 AM
        10h 43m
        1 stop
        SEA 1:43 PM
        Columbus - Seattle | Wed, Nov 4 | Delta Air Lines
        $182
        33% off
        $270 $182
      • CMH 3:00 PM
        10h 3m
        1 stop
        SEA 10:03 PM
        Columbus - Seattle | Fri, Oct 16 | Delta Air Lines
        $191
        28% off
        $270 $191
      • CMH 7:00 AM
        9h 9m
        1 stop
        SEA 1:09 PM
        Columbus - Seattle | Wed, Nov 4 | American Airlines
        $193
        28% off
        $270 $193
      • CMH 8:15 AM
        9h 30m
        1 stop
        SEA 2:45 PM
        Columbus - Seattle | Fri, Oct 16 | KLM
        $195
        28% off
        $270 $195
      • CMH 2:31 PM
        10h 32m
        1 stop
        SEA 10:03 PM
        Columbus - Seattle | Sat, Oct 24 | Delta Air Lines
        $195
        28% off
        $270 $195
      • CMH 3:00 PM
        10h 3m
        1 stop
        SEA 10:03 PM
        Columbus - Seattle | Wed, Oct 28 | Delta Air Lines
        $195
        28% off
        $270 $195
      • CMH 5:19 PM
        9h 33m
        1 stop
        SEA 11:52 PM
        Columbus - Seattle | Mon, Oct 26 | Delta Air Lines
        $195
        28% off
        $270 $195
      • CMH 12:35 PM
        10h 34m
        1 stop
        SEA 8:09 PM
        Columbus - Seattle | Tue, Oct 27 | Delta Air Lines
        $195
        28% off
        $270 $195
      • CMH 6:00 AM
        10h 43m
        1 stop
        SEA 1:43 PM
        Columbus - Seattle | Sat, Oct 31 | Delta Air Lines
        $195
        28% off
        $270 $195
      • CMH 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Columbus - Seattle | Sun, Sep 13 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Flights from Columbus to Seattle operate an average of 5 times per day over the past 7 days, with a 51.4% on-time departure rate and a 87.5% on-time arrival rate.

Which airlines are the most popular for Columbus to Seattle flights?

The most popular airlines flying from Columbus to Seattle are American Airlines, Alaska Airlines, and Frontier Airlines, among 4 carriers on this route. Frontier Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
American Airlines logo American Airlines
Alaska Airlines logo Alaska Airlines
Frontier Airlines logo Frontier Airlines
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Columbus to Seattle according to previous 12 months data from Trip.com.

Flight Info | Columbus to Seattle

The distance between Columbus and Seattle is approximately 3,236.29 km. It takes around 5 hours 47 minutes on average to fly from Columbus to Seattle. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price $165
Cheapest round-trip ticket price $307
Off-season for travel October
Peak season for travel July
Flight distance 3,236.29 km
Average flight time 5 hours 47 minutes
Popular airline American Airlines
Frequency ～12/week
Flight statistics for the Columbus–Seattle route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Columbus to Seattle

Which month has the cheapest one-way flights from Columbus to Seattle?

The average price of one-way flights from Columbus to Seattle purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Columbus to Seattle is April, with an average price of $114; while the month with the highest flight price is usually March, with an average price of up to $350.

$350
$232
$114
0
  • $114
    Apr
  • $237
    May
  • $240
    Jun
  • $282
    Jul
  • $202
    Aug
  • $279
    Sep
  • $172
    Oct
  • $212
    Nov
  • $172
    Dec
  • $189
    Jan
  • $120
    Feb
  • $350
    Mar

Frequently Asked Questions

  • What are the cheapest flights from Columbus to Seattle (CMH-SEA)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $165 on Cheapest nonstop routes (e.g. CMH to SEA on Fri, Oct 2), while Delta Air Lines offers Cheapest nonstop round-trips from $307 departing on Sat, Oct 10 and returning on Mon, Oct 12.
  • At the moment, you can catch a nonstop flight from Columbus to Seattle with the following airlines, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 5 hours 47 minutes to fly from Columbus (CMH) to Seattle (SEA).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Columbus to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 26 flight per week flying from Columbus to Seattle. You can check the weekly schedule for popular airlines on this route below: American Airlines: S/M/T/W/T/F/S -- AA7533 (07:16) Alaska Airlines: S/M/T/W/T/F/S -- AS283 (07:16)
  • To find best deals on flights from Columbus to Seattle, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Oct 2, with one-way flights priced at just $165.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Seattle travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Columbus to Seattle is October, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Columbus to Seattle on September 19, 2026 with Delta Air Lines, with prices starting at $139.
  • You can arrive at any of the following airports in Seattle: Seattle-Tacoma International Airport (SEA), King County (Boeing Field) International Airport (BFI), and Kenmore Air Harbor Seaplane Base (LKE). Flights from John Glenn Columbus International Airport to Seattle-Tacoma International Airport (CMH-SEA) are by far the most popular option for this route.
  • The time difference between Seattle and Columbus is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Columbus to Seattle is $270. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Columbus to Seattle is $624. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Columbus and Seattle, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Frontier Airlinesare the most popular budget airlines flying from Columbus to Seattle. Check baggage, seat and payment fees before comparing the final price.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.