Cheap flights from Ohio to Seattle from $118

In general, February is the cheapest month to fly from Ohio to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $272. If you don’t want to visit Seattle in February, then you should wait until January to fly from Ohio, when ticket prices are also cheap, with an average price of $275.

On average, the least expensive day to fly to Seattle from Ohio is on a Thursday. momondo users have found tickets for Thursday departures for as low as $442. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Ohio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $573.

Flying to Seattle from Ohio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $367 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $522. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Cincinnati Cinci./N. Kentucky to Seattle/Tacoma Intl for the best Ohio - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Ohio when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $368 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Ohio for as low as $370 on momondo.

There are 4 cabin classes available to choose from on Ohio to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, American Airlines, and Delta are the most popular carriers operating from Ohio to Seattle/Tacoma Intl

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Seattle from Ohio according to our data. Alaska Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

The number of flights available between Ohio and Seattle is 7 per day as of September 2026. The most frequent departure time is 6:00AM, with 72% of daily flights leaving at noon.

As of September 2026, 54 flights take off from Ohio and land in Seattle each week. The most common flight departure day for this route is Mon, with 30% of weekly flights taking off on this day.