Cheap flights from Seattle to Cincinnati from $142

The month of February is, on average, the cheapest month to fly to Cincinnati from Seattle, with most prices found around $197. If you aren’t able to travel to Cincinnati during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $303.

According to our data, Wednesday is the cheapest day to fly to Cincinnati from Seattle. The lowest ticket price found for a Wednesday departure recently was $390. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Monday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $527.

Our most recent data shows that the best time of day to fly to Cincinnati is at noon. Flights from Seattle to Cincinnati during this time can be as low as $397. In the morning is when there is more demand to fly to Cincinnati, so prices are often more expensive at around $427 per ticket.

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

You are more likely to see cheaper flights to Cincinnati from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Cincinnati for around $421 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cincinnati from Seattle for as low as $333 on momondo.

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

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Cincinnati flight.

As of October 2026, prices for Seattle to Cincinnati flights are approximately 69% more expensive when compared to flights at the same time last year.

Frontier, Southwest, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Cincinnati Cinci./N. Kentucky

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Cincinnati from Seattle according to our data. Alaska Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Cincinnati. Keep in mind that there are 5 different airlines that fly to Cincinnati on a routine basis, so you have a few additional options to choose from.

The number of flights available between Seattle and Cincinnati is 3 per day as of October 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

As of October 2026, there are 27 flights per week flying from Seattle to Cincinnati. The most common day of the week flights depart is Fri, with 19% of flights taking off on this day.