Cheap Flights from Seattle (SEA) to Dayton (DAY)

Compare Seattle / Tacoma International to Dayton International flight deals

Find the cheapest month or even day of the year to fly to Dayton International

Book the best Dayton International fare with no extra fees

Flight deals from Seattle / Tacoma International to Dayton International

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International to Dayton International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Dayton International

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

Seattle / Tacoma International to Dayton International: Alternative routes

Compare routes from Seattle / Tacoma International to Dayton below. You may find an airport to fly into that's cheaper, faster, or easier than Dayton International.

Seattle to Dayton: Flight information

The things to know before you go.
Cheapest flight found$523
Cheapest month to flyAugust

Finding cheap flights from Seattle / Tacoma International to Dayton International: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to Dayton International is $523. 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.
Currently, there are no airlines that fly direct from Seattle / Tacoma International to Dayton International. But we found flights with one or more stops from $523.
As of July 2025, there are no flights flying from Seattle / Tacoma International to Dayton International.
The cheapest month to fly from Seattle / Tacoma International to Dayton International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Dayton International Airport on Saturday, 2 August 2025.
No airlines currently offer direct flights between Seattle / Tacoma International Airport and Dayton International Airport. Most routes have one or more stops.
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 Dayton International 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 Dayton is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Dayton International.

Flying from Seattle-Tacoma International Airport (SEA) to James M. Cox Dayton International Airport (DAY): what you need to know

  • To ensure you catch your SEA to DAY flight, allow plenty of time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

  • During popular months such as July, it's best to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight when you travel during a high season in general.

  • Think about adding a stopover when booking your ticket from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport. Just deselect 'Direct flights only' to break up your journey, or even explore someplace new along the way. Here are some options between SEA and DAY:

    • O'Hare International Airport

    • Denver International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to James M. Cox Dayton International Airport (DAY)

  • Currently, $283 is the cheapest price we've seen for a one-way Seattle-Tacoma International Airport to James M. Cox Dayton International Airport flight. The best price for a return ticket is $523. Bear in mind that fares can change due to availability at the time of booking.

  • To pick up cheap tickets from SEA to DAY, book in advance. Airlines usually offer lower prices when flights are first released.

  • If you can be flexible with your travel dates, try using the 'Whole month' search function. It'll find the lowest price in each month when looking for a flight from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport.

  • Getting your hands on cheap flights from SEA to DAY is a cinch with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when a new deal comes up.

  • Tailor your flights using filters. Select your preferred arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport.

Handy information about Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport has a strong on-time performance, so flight disruptions are less likely. Departures from SEA arrive at their destination as scheduled 81.27% of the time.

  • To get to Seattle-Tacoma International Airport from central Seattle, it takes around 20 minutes if you're going by car. Of course, this depends on traffic. It's approximately 23 kilometres from the airport to the city centre.

  • The journey on public transport typically takes 55 minutes.

  • Get your journey off to a stress-free start by staying near SEA. Whether you have an early flight from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport or just don't want to be rushed, these stays have you covered:

Arriving at James M. Cox Dayton International Airport (DAY)

  • Get off your Seattle-Tacoma International Airport to James M. Cox Dayton International Airport flight and be sprawled out in your hotel bed shortly after. If you're looking for a comfortable option that's not too far from DAY, consider Motel 6-Dayton, OH - Englewood.

  • Pick up a James M. Cox Dayton International Airport rental car and explore Dayton and beyond with your own set of wheels. Budget, Alamo and Avis are popular outlets you can book with here.

  • Lock in the lowest price by reserving your ride from James M. Cox Dayton International Airport about one week before your trip.

Getting from James M. Cox Dayton International Airport (DAY) to central Dayton

  • The street address for DAY is Terminal Building.

  • James M. Cox Dayton International Airport is roughly 21 kilometres from the centre of Dayton. The drive time takes around 15 minutes.

  • If you're travelling by public transport, expect a journey time of about 1 hour 15 minutes.

When to fly to James M. Cox Dayton International Airport (DAY)

  • The quietest month for a flight from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport is February, while April is the most popular. Pick the best time to go to Dayton based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Lock in your flight from Seattle-Tacoma International Airport to James M. Cox Dayton International Airport for July if you'd like to explore Dayton during its warmest month. You can expect temperatures of between 15ºC (59ºF) and 30ºC (86ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from SEA to DAY in January. Temperatures average between -11ºC (12ºF) and 6ºC (43ºF) then.

Explore more of United States

  • You've visited Dayton, now it's time to explore other parts of United States. Journey around 370 kilometres north-west to Chicago to tick off its leading sights. From Millennium Park to Art Institute of Chicago and LandShark Beer Garden at Navy Pier, there's plenty to keep you busy.

  • If you're interested in discovering another major stop in United States, consider Columbus, about 105 kilometres east of Dayton. Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village are highlights.

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