Which layover airport offers the lowest fares from Dayton to Seattle?

Flights via Dallas (DFW) offer the lowest average round-trip price of $427.

What is the cheapest airline that flies from Dayton to Seattle/Tacoma Intl?

American Airlines and United Airlines are the most popular carriers operating from Dayton to Seattle/Tacoma Intl

What airlines fly to Seattle?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Seattle from Dayton according to our data. Alaska Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Dayton to Seattle?

Dallas (DFW) has the shortest average layover time for this route: 1h 27m.

Which layover airport has the shortest travel time from Dayton to Seattle?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 47m.

Which airport is the most popular layover for flights between Dayton and Seattle?

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Dayton Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Dayton Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Dayton Airport to Seattle/Tacoma Intl Airport?

The number of operators available for flights from Dayton Airport to Seattle/Tacoma Intl Airport is 4 as of January 2026.

How old do you have to be to fly from Dayton Airport to Seattle/Tacoma Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dayton Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$160 Cheap Flights from Dayton to Seattle in 2026

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Find the cheapest flights from Dayton to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:17 pm - 10:26 pm

DAY

SEA

9h 09m

1 stop

11:16 am - 9:44 pm

SEA

DAY

7h 28m

1 stop

$297American Airlines

Wed, Apr 8 - Tue, Apr 14

5:35 pm - 11:04 pm

DAY

SEA

8h 29m

1 stop

12:07 am - 12:11 pm

SEA

DAY

9h 04m

1 stop

$309American Airlines

Mon, Feb 23 - Sun, Mar 1

6:04 pm - 11:09 pm

DAY

SEA

8h 05m

1 stop

7:21 am - 5:07 pm

SEA

DAY

6h 46m

1 stop

$319American Airlines

Tue, Mar 24 - Wed, Mar 25

6:35 pm - 11:39 pm

DAY

SEA

8h 04m

1 stop

7:00 am - 5:48 pm

SEA

DAY

7h 48m

1 stop

$327American Airlines

Thu, Apr 23 - Wed, Apr 29

7:45 pm - 12:45 am

DAY

SEA

8h 00m

1 stop

11:20 pm - 9:47 am

SEA

DAY

7h 27m

1 stop

$328United Airlines

Sun, Jul 19 - Tue, Jul 28

6:35 pm - 11:39 pm

DAY

SEA

8h 04m

1 stop

11:55 pm - 11:57 am

SEA

DAY

9h 02m

1 stop

$333American Airlines

Fri, May 1 - Mon, May 4

12:41 pm - 12:24 am

DAY

SEA

14h 43m

1 stop

7:21 am - 9:18 pm

SEA

DAY

10h 57m

1 stop

$345American Airlines

Sat, Mar 14 - Mon, Mar 16

5:35 pm - 12:24 am

DAY

SEA

9h 49m

1 stop

7:21 am - 5:07 pm

SEA

DAY

6h 46m

1 stop

$347American Airlines

Mon, Mar 16 - Wed, Mar 18

6:35 pm - 10:26 pm

DAY

SEA

6h 51m

1 stop

6:00 am - 3:31 pm

SEA

DAY

6h 31m

1 stop

$348American Airlines

Tue, May 19 - Fri, May 29

6:00 pm - 10:45 pm

DAY

SEA

7h 45m

1 stop

8:59 am - 11:43 pm

SEA

DAY

11h 44m

2 stops

$352United Airlines

Mon, Mar 16 - Wed, Mar 18

American Airlines flights from Dayton to Seattle

Our best American Airlines deals on Dayton to Seattle flight tickets

American Airlines

Apr 8

DAY4:17 pmDayton

9h 09m

1 stop

SEA10:26 pmSeattle/Tacoma Intl

Apr 14

SEA11:16 amSeattle/Tacoma Intl

7h 28m

1 stop

DAY9:44 pmDayton

$297

American Airlines

Feb 23

DAY5:35 pmDayton

8h 29m

1 stop

SEA11:04 pmSeattle/Tacoma Intl

Mar 1

SEA12:07 amSeattle/Tacoma Intl

9h 04m

1 stop

DAY12:11 pmDayton

$309

American Airlines

Mar 24

DAY6:04 pmDayton

8h 05m

1 stop

SEA11:09 pmSeattle/Tacoma Intl

Mar 25

SEA7:21 amSeattle/Tacoma Intl

6h 46m

1 stop

DAY5:07 pmDayton

$319

United Airlines flights from Dayton to Seattle

Our best United Airlines deals on Dayton to Seattle flight tickets

United Airlines

Jul 19

DAY7:45 pmDayton

8h 00m

1 stop

SEA12:45 amSeattle/Tacoma Intl

Jul 28

SEA11:20 pmSeattle/Tacoma Intl

7h 27m

1 stop

DAY9:47 amDayton

$328

United Airlines

Mar 16

DAY6:00 pmDayton

7h 45m

1 stop

SEA10:45 pmSeattle/Tacoma Intl

Mar 18

SEA8:59 amSeattle/Tacoma Intl

11h 44m

2 stops

DAY11:43 pmDayton

$352

United Airlines

Mar 24

DAY10:50 amDayton

11h 00m

2 stops

SEA6:50 pmSeattle/Tacoma Intl

Mar 25

SEA12:55 pmSeattle/Tacoma Intl

6h 35m

1 stop

DAY10:30 pmDayton

$355

Fly from

Fly to

Route

Depart

Return

Price

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Wed 4/8

4:17 pm-10:26 pm

1 stop9h 09m

Seattle/Tacoma Intl

Tue 4/14

11:16 am-9:44 pm

1 stop7h 28m

$297

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Mon 2/23

5:35 pm-11:04 pm

1 stop8h 29m

Seattle/Tacoma Intl

Sun 3/1

12:07 am-12:11 pm

1 stop9h 04m

$309

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Tue 3/24

6:04 pm-11:09 pm

1 stop8h 05m

Seattle/Tacoma Intl

Wed 3/25

7:21 am-5:07 pm

1 stop6h 46m

$319

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Thu 4/23

6:35 pm-11:39 pm

1 stop8h 04m

Seattle/Tacoma Intl

Wed 4/29

7:00 am-5:48 pm

1 stop7h 48m

$327

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Sun 7/19

7:45 pm-12:45 am

1 stop8h 00m

Seattle/Tacoma Intl

Tue 7/28

11:20 pm-9:47 am

1 stop7h 27m

$328

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Fri 5/1

6:35 pm-11:39 pm

1 stop8h 04m

Seattle/Tacoma Intl

Mon 5/4

11:55 pm-11:57 am

1 stop9h 02m

$333

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Sat 3/14

12:41 pm-12:24 am

1 stop14h 43m

Seattle/Tacoma Intl

Mon 3/16

7:21 am-9:18 pm

1 stop10h 57m

$345

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Mon 3/16

5:35 pm-12:24 am

1 stop9h 49m

Seattle/Tacoma Intl

Wed 3/18

7:21 am-5:07 pm

1 stop6h 46m

$347

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Tue 5/19

6:35 pm-10:26 pm

1 stop6h 51m

Seattle/Tacoma Intl

Fri 5/29

6:00 am-3:31 pm

1 stop6h 31m

$348

DaytonSeattle

DAY - SEA

DAYSEA

Dayton

Mon 3/16

6:00 pm-10:45 pm

1 stop7h 45m

Seattle/Tacoma Intl

Wed 3/18

8:59 am-11:43 pm

2 stops11h 44m

$352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dayton to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Dayton to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $297. If you don’t want to visit Seattle in January, then you should wait until February to fly from Dayton, when ticket prices are also cheap, with an average price of $299.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Dayton when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $435 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Dayton for as low as $316 on momondo.

How have Dayton to Seattle flight prices changed over time?

When to book flights from Dayton to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Dayton to Seattle (DAY to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to Seattle

Fastest flight time	7h 10m
Direct flights	None

The fastest flight from Dayton to Seattle takes 7h 10m

There are no direct flights from Dayton to Seattle. There are no popular flight routes from Dayton to Seattle.

Search flight deals

How far is Dayton to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 1958.5 mi away from Dayton. Typically, this will take 7h 10m by plane in normal conditions.
When did momondo last update prices for flights from Dayton Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Dayton Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dayton Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Dayton Airport to Seattle/Tacoma Intl Airport is 4 as of January 2026.
How old do you have to be to fly from Dayton Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dayton Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Dayton to Seattle?
Based on momondo bookings for flights between Dayton and Seattle, the leading airline is United Airlines, making up 47% of the total bookings. Other popular airlines include American Airlines with 37%, Alaska Airlines with 11%, and Delta with 6%.

Best airlines flying from Dayton to Seattle

Compare and see reviews for airlines that fly from Dayton to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $108	Free Cancellation	Rating 7.9 8,111 reviews	Search Delta flights
Alaska Airlines	PriceFrom $247	Free Cancellation	Rating 8.0 11,787 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $283	Free Cancellation	Rating 7.2 11,197 reviews	Search American Airlines flights
United Airlines	PriceFrom $285	Free Cancellation	Rating 7.4 9,198 reviews	Search United Airlines flights

Tacoma

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SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Redmond

Puyallup

Cle Elum

Tukwila

Lakewood

Federal Way

Centralia

Westport

Kirkland

Fife

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to Seattle?

Finding the right flight to Seattle from Dayton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Dayton to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Dayton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Dayton to Seattle?

momondo helps you find the best flight between Dayton and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Dayton to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Dayton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.