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Cheap Flights from Cincinnati Northern Kentucky to Seattle

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      Travellers and cabin class, 1 Adult, Economy

      Compare Cincinnati Northern Kentucky to Seattle flight deals

      Find the cheapest month or even day of the year to fly to Seattle

      Book the best Seattle fare with no extra fees

      Flight deals from Cincinnati Northern Kentucky to Seattle

      Looking for a cheap last-minute deal or the best return flight from Cincinnati Northern Kentucky Airport to Seattle? If you want to travel next month, return fares start from R 3,854. Find the lowest prices on one-way and return tickets right here.
      Seattle.R 1,671 per passenger.Departing Thu, 13 Aug.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Cincinnati Northern Kentucky on Thu, 13 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 1,671, select.
      Seattle.R 1,986 per passenger.Departing Tue, 1 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Tue, 1 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 1,986, select.
      Seattle.R 2,089 per passenger.Departing Sat, 3 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Sat, 3 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 2,089, select.
      Seattle.R 2,207 per passenger.Departing Fri, 24 Jul.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Fri, 24 Jul, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 2,207, select.
      Seattle.R 2,212 per passenger.Departing Fri, 6 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Cincinnati Northern Kentucky on Fri, 6 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 2,212, select.
      Seattle.R 3,652 per passenger.Departing Thu, 20 Aug.One-way flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Cincinnati Northern Kentucky on Thu, 20 Aug, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,652, select.
      Seattle.R 3,745 per passenger.Departing Thu, 19 Nov.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Thu, 19 Nov, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,745, select.
      Seattle.R 3,745 per passenger.Departing Sun, 26 Jul.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Sun, 26 Jul, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,745, select.
      Seattle.R 3,747 per passenger.Departing Fri, 1 Jan.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Fri, 1 Jan, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,747, select.
      Seattle.R 3,748 per passenger.Departing Sat, 10 Oct.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Sat, 10 Oct, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,748, select.
      Seattle.R 3,748 per passenger.Departing Tue, 1 Sep.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Tue, 1 Sep, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,748, select.
      Seattle.R 3,757 per passenger.Departing Tue, 27 Apr.One-way flight with Delta.Outbound direct flight with Delta departs from Cincinnati Northern Kentucky on Tue, 27 Apr, arriving in Seattle / Tacoma International.Price includes taxes and charges.From R 3,757, select.

      Find the cheapest month to fly from Cincinnati Northern Kentucky to Seattle

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cincinnati Northern Kentucky to Seattle flights are currently cheapest in August.
      Jul
      from R 2,207
      Aug
      from R 1,671
      Sep
      from R 1,986
      Oct
      from R 2,089
      Nov
      from R 2,212
      Dec
      Find prices
      Jan
      from R 3,747
      Feb
      Find prices
      Mar
      Find prices
      Apr
      from R 3,757
      May
      Find prices
      Jun
      Find prices

      Direct flights from Cincinnati Northern Kentucky to Seattle

      Alternative Cincinnati Northern Kentucky to Seattle routes

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

      Seattle Lake Union SPB

      2km from central Seattle
      Closest
      from R 5,066
      Search flights

      Seattle Boeing Fld

      11km from central Seattle
      from R 4,386
      Search flights

      Seattle / Tacoma International

      20km from central Seattle
      Cheapest
      from R 1,671
      Search flights

      Paine Field

      33km from central Seattle
      from R 2,682
      Search flights

      Cincinnati to Seattle: Flight information

      The things to know before you go.
      Cheapest flight foundR 1,671
      Cheapest month to flyAugust
      Average flight time4 hrs, 59 mins
      Most popular airlineAlaska Airlines
      Average flights per week55

      Finding cheap flights from Cincinnati Northern Kentucky 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 return flight from Cincinnati Northern Kentucky to Seattle is R 3,849. 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.
      4 hours and 59 minutes is the average flight time from Cincinnati Northern Kentucky to Seattle.
      Alaska Airlines, American Airlines and Delta fly direct from Cincinnati Northern Kentucky to Seattle.
      As of July 2026, there are 110 flights per week flying from Cincinnati Northern Kentucky to Seattle.
      The cheapest month to fly from Cincinnati Northern Kentucky to Seattle is usually September.
      If you're flying from Cincinnati Northern Kentucky Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from R 3,849.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cincinnati Northern Kentucky Airport to Seattle on Wednesday, 9 September 2026.
      Yes – the average flight time is 4 hours and 59 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 July, the average temperature is usually around 17°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
      Currently, Frontier Airlines and Delta offer the cheapest flight tickets to Seattle.

      Flying from Cincinnati/Northern Kentucky International Airport (CVG) to Seattle: what you need to know

      • The average duration of a direct flight from Cincinnati/Northern Kentucky International Airport to Seattle is 4 hours 25 minutes.

      • Seattle is three hours behind Cincinnati, where Cincinnati/Northern Kentucky International Airport is located. Seattle follows the UTC-8 timezone.

      • The most popular route is from Cincinnati/Northern Kentucky International Airport (CVG) to Seattle-Tacoma International Airport (SEA). You can select from 15 services every week between these two airports. If you'd like to get going as soon as possible, the earliest flight from CVG to SEA is the 06:24 Delta Air Lines option. If you prefer to leave later in the day, the last departure is at 19:48 with Alaska Airlines.

      • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your CVG to Seattle flight.

      • You'll likely experience bigger queues in popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.

      • Direct Cincinnati/Northern Kentucky International Airport to Seattle tickets are available for booking. Seattle-Tacoma International Airport (SEA) will be your arrival point.

      • Keep your eyes peeled for offers from Alaska Airlines. This carrier operates direct flights from Cincinnati/Northern Kentucky International Airport to Seattle.

      • Travelling from central Cincinnati to CVG takes around 1 hour by public transport. If you drive, ride-share or get a taxi, you'll cover the 193 kilometres in 25 minutes or so, depending on traffic conditions.

      • When it comes to Cincinnati/Northern Kentucky International Airport's on-time performance, 76% of flights arrive within the scheduled time frame.

      How to find the cheapest flights from Cincinnati/Northern Kentucky International Airport (CVG) to Seattle

      • R 1,671 is the cheapest price we've seen for a one-way Cincinnati/Northern Kentucky International Airport to Seattle flight. A round-trip ticket right now is R 3,849. Depending on when you want to go and the availability, these fares can change.

      • Score cheap flights from CVG to Seattle by booking one month ahead. Based on our research, that's the sweet spot for landing a bargain.

      • The best month for finding cheap Cincinnati/Northern Kentucky International Airport to Seattle tickets is June. Use the 'Whole month' tool to compare prices, then choose the dates that offer the biggest savings.

      • Snapping up a cheap flight from CVG to Seattle is a breeze with Price Alerts. All you need to do is create one of these automatic notifications and we'll let you know when a lower fare pops up.

      • Tailor your trip with filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Cincinnati/Northern Kentucky International Airport to Seattle.

      Airports in Seattle

      Seattle-Tacoma International Airport (SEA)

      • The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It'll take you about 25 minutes to get to the centre driving.

      • If you're using public transport, expect a journey time of around 35 minutes.

      • If you have a late flight from Cincinnati/Northern Kentucky International Airport to Seattle, few things beat the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and resting soon after at one of these hotels near SEA:

      • Booking your ride from Seattle-Tacoma International Airport around one week ahead of your flight from CVG to Seattle can help you secure the lowest rate.

      Seattle Paine Field International Airport (PAE)

      • Central Seattle is about 40 kilometres from Seattle Paine Field International Airport (PAE). Once your flight from Cincinnati/Northern Kentucky International Airport to Seattle has landed and you've made your way out of the airport, the drive should be around 40 minutes.

      • Public transport will get you there in around 1 hour 30 minutes.

      • Hang up the 'Do not disturb' sign and unwind at a hotel near PAE. Here are a few options where you can take a load off after your CVG to Seattle flight:

      • Get the vehicle you actually want, not just what's left, by booking your ride from PAE ahead of your arrival. You'll also avoid last-minute price surges, especially when the airport is busy.

      King County International Airport (BFI)

      • Head to the city centre after your flight from Cincinnati/Northern Kentucky International Airport to Seattle has landed. Central Seattle is around 11 kilometres from King County International Airport (BFI) and takes roughly 20 minutes to get to by car.

      • If you go by public transport, the journey time is around 35 minutes.

      • If you don't want to make your way to the centre, find a hotel near BFI. Settle in at one of these options after your CVG to Seattle flight:

      • Booking at least a few weeks in advance of your flight from Cincinnati/Northern Kentucky International Airport to Seattle is a good move. Along with better deals, you'll have a wider selection of vehicle makes and models at BFI.

      Best time to go to Seattle

      • It's time to pick your travel dates for your flight from Cincinnati/Northern Kentucky International Airport to Seattle. July is the busiest month to travel to Seattle. If you prefer a quieter vibe, go in December.

      • Lock in a Cincinnati/Northern Kentucky International Airport to Seattle plane ticket with a departure in August if you're eager to explore the city during its warmest month. You can expect temperatures to range from 12ºC (54ºF) to 28ºC (82ºF).

      • If you like travelling in cooler conditions, search for a cheap ticket from CVG to Seattle in February when temperatures average between -1ºC (30ºF) and 11ºC (52ºF).

      More about Seattle

      • Once you've booked your flight from Cincinnati/Northern Kentucky International Airport to Seattle, find a hotel that offers both comfort and a great location. Make one of these options your base for exploring Seattle:

      • All great adventures should include a little sightseeing. Pike Place Market, Space Needle and Seattle Skyline are essential stops on your Seattle itinerary.

      Explore more of the United States

      • You've seen Seattle, now it's time to explore other corners of the United States. Travel around 241 kilometres south to Portland to check off its leading attractions. From Portland Japanese Garden to Peninsula Park Rose Garden and Beyond Van Gogh Portland, there's plenty to keep you busy.

      • If there's time to check out another major stop in the United States, head for Spokane, about 370 kilometres east of Seattle. Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes are key reasons to visit.

      Plan the rest of your trip from Cincinnati to Seattle

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.