C$368 Cheap Flights from Seattle (SEAA) to Dayton International (DAY)

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Flight deals from Seattle to Dayton International

Looking for a cheap last-minute deal or the best return flight from Seattle to Dayton International Airport? If you want to travel next month, return fares start from C$713. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Dayton International

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

Seattle to Dayton International: Alternative routes

Compare routes from Seattle 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 foundC$368
Cheapest month to flyAugust

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

The best price we found for a return flight from Seattle to Dayton International is C$495. 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 to Dayton International. But we found flights with one stop from C$495.
As of June 2026, there are no flights flying from Seattle to Dayton International.
The cheapest month to fly from Seattle to Dayton International is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Dayton International Airport on Wednesday, September 9, 2026.
No airlines currently offer direct flights between Seattle 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.
The cheapest airline that flies to Dayton International is Delta .

Travelling from Seattle to James M. Cox Dayton International Airport (DAY): what you need to know

  • Get your travels underway at Seattle-Tacoma International Airport (SEA), the main airport in Seattle. Search for flights from Seattle to James M. Cox Dayton International Airport (DAY) that depart from this base.

  • The timezone in Dayton is UTC-4, which is 3 hours ahead of Seattle. James M. Cox Dayton International Airport is located in Dayton.

  • Your flight from Seattle to DAY won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Popular months like July or high seasons such as Thanksgiving and Christmas/New Year will mean bigger queues at check-in and security. Travelling then? Play it safe and head to the terminal even earlier. Arriving two hours before a domestic flight and up four hours ahead of international flights is wise.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • The distance from central Seattle to SEA is about 23 kilometres. Check out travel apps like Google Maps for the fastest way to get there, whether you're driving or taking public transport.

  • Looking for a convenient hotel near Seattle-Tacoma International Airport? If you're boarding an early flight from Seattle to James M. Cox Dayton International Airport, these stays will put you moments from your departure lounge:

Lake Union Sea Plane Base (LKE)

About James M. Cox Dayton International Airport (DAY)

  • After your flight from Seattle to James M. Cox Dayton International Airport has landed, kick back at a nearby hotel. Comfort Inn & Suites Dayton North is a comfortable option that's not too far from DAY.

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

  • James M. Cox Dayton International Airport is approximately 21 kilometres from the centre of Dayton. With a car rental or if you're catching a cab, the drive is around 16 minutes.

  • Travelling to the centre on public transport will take you roughly 1 hour and 13 minutes.

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

  • C$368 is the lowest price we've found for a one-way ticket from Seattle to James M. Cox Dayton International Airport. Return flights start from C$495. Prices may vary depending on availability at the time of booking.

  • It's usually smart to book early if you're looking for flight tickets from Seattle to DAY. That's because airlines adjust prices based on demand, which tends to rise closer to the date of departure.

  • If you're flexible with your travel dates, check out the 'Whole month' tool. It'll give you the cheapest price in each month when searching for your ticket from Seattle to James M. Cox Dayton International Airport.

  • Create a Price Alert for flight tickets from Seattle to DAY. You don't need to check every day to see if fares have dropped. We'll let you know when the price changes.

  • Customize your trip by applying filters. Choose the total duration, number of stops, and departure and arrival times to find the right flight from Seattle to James M. Cox Dayton International Airport. You can also sort the results to see the 'Best,' 'Cheapest' or 'Fastest' options first.

The best time to fly from Seattle to James M. Cox Dayton International Airport (DAY)

  • February is the quietest time of year to travel to Dayton. Alternatively, follow the crowds and get away in September. This is the busiest month for flights from Seattle to James M. Cox Dayton International Airport, but the best time to go is your call.

  • The warmest month in Dayton is July, with temperatures ranging between 15ºC and 30ºC. Book your flights from Seattle to DAY in this month if this is the type of weather you enjoy.

  • Travel in January if you want cooler conditions. Average temperatures range between -11ºC and 6ºC. However, this destination delivers on a good time whenever you book your cheap flights from Seattle to James M. Cox Dayton International Airport.

More about Dayton

  • After booking your flight from Seattle to James M. Cox Dayton International Airport, think about where you want to stay in this city. Make one of these accommodation options your base for exploring Dayton:

  • Carillon Historical Park and Dayton Aviation Heritage National Historical Park are just the start of the leading attractions to add to your Dayton travel itinerary. Continue your sightseeing adventures at Dayton Art Institute.

Complete your Dayton trip with a car rental

  • Shut down all those tabs and leave the hard work to us. We've also got amazing deals on car rentals in Dayton once you've booked your hotel and cheap flight from Seattle to James M. Cox Dayton International Airport. Easily compare prices in one place and drive away with the perfect rental for less.

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