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Cheap flights from Dayton to Washington, D.C. from $116

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to Washington, D.C. departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Dayton to Washington, D.C. (DAY-IAD)

Cheap round-trip flights

United Airlines Logo
7:43 pm - 9:21 pmDAY-IAD
1h 38mnonstop
United Airlines Logo
8:15 am - 9:50 amIAD-DAY
1h 35mnonstop
$189United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
United Airlines Logo
7:43 pm - 9:21 pmDAY-IAD
1h 38mnonstop
United Airlines Logo
5:20 pm - 6:59 pmIAD-DAY
1h 39mnonstop
$194United Airlines
Find Deal
Fri, Oct 17 - Sat, Oct 25
Delta Logo
6:37 pm - 12:13 amDAY-IAD
5h 36m1 stop
Delta Logo
6:23 am - 10:22 amIAD-DAY
3h 59m1 stop
$209Delta
Find Deal
Thu, Oct 2 - Sat, Oct 4
Delta Logo
11:15 am - 4:27 pmDAY-IAD
5h 12m1 stop
Delta Logo
5:25 pm - 11:07 pmIAD-DAY
5h 42m1 stop
$214Delta
Find Deal
Sat, Sep 20 - Mon, Sep 29
United Airlines Logo
7:43 pm - 9:21 pmDAY-IAD
1h 38mnonstop
United Airlines Logo
8:15 am - 9:50 amIAD-DAY
1h 35mnonstop
$219United Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19
United Airlines Logo
7:45 pm - 9:23 pmDAY-IAD
1h 38mnonstop
United Airlines Logo
8:15 am - 9:50 amIAD-DAY
1h 35mnonstop
$224United Airlines
Find Deal
Thu, Sep 18 - Sun, Sep 21
American Airlines Logo
9:11 am - 1:49 pmDAY-IAD
4h 38m1 stop
American Airlines Logo
6:34 am - 1:25 pmIAD-DAY
6h 51m1 stop
$251American Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 11
American Airlines Logo
7:11 pm - 11:07 pmDAY-IAD
3h 56m1 stop
American Airlines Logo
2:16 pm - 7:55 pmIAD-DAY
5h 39m1 stop
$260American Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
Logo
9:25 am - 8:20 amDAY-IAD
22h 55m1 stop
Logo
1:21 pm - 8:16 amIAD-DAY
18h 55m2 stops
$341
Find Deal
Sun, Nov 23 - Thu, Dec 4
Logo
9:13 pm - 8:30 amDAY-IAD
11h 17m1 stop
Logo
1:21 pm - 8:16 amIAD-DAY
18h 55m2 stops
$386
Find Deal
Tue, Nov 25 - Thu, Dec 4

United Airlines flights from Dayton to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Dayton to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Oct 2
DAY7:43 pmDayton
1h 38m
IAD9:21 pmWashington, D.C. Dulles Intl
Oct 5
IAD8:15 amWashington, D.C. Dulles Intl
1h 35m
DAY9:50 amDayton
$189
Find similar
United Airlines
Oct 17
DAY7:43 pmDayton
1h 38m
IAD9:21 pmWashington, D.C. Dulles Intl
Oct 25
IAD5:20 pmWashington, D.C. Dulles Intl
1h 39m
DAY6:59 pmDayton
$194
Find similar
United Airlines
Oct 15
DAY7:43 pmDayton
1h 38m
IAD9:21 pmWashington, D.C. Dulles Intl
Oct 19
IAD8:15 amWashington, D.C. Dulles Intl
1h 35m
DAY9:50 amDayton
$219
Find similar

Delta flights from Dayton to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Dayton to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 2
DAY6:37 pmDayton
5h 36m
1 stop
IAD12:13 amWashington, D.C. Dulles Intl
Oct 4
IAD6:23 amWashington, D.C. Dulles Intl
3h 59m
1 stop
DAY10:22 amDayton
$209
Find similar
Delta
Sep 20
DAY11:15 amDayton
5h 12m
1 stop
IAD4:27 pmWashington, D.C. Dulles Intl
Sep 29
IAD5:25 pmWashington, D.C. Dulles Intl
5h 42m
1 stop
DAY11:07 pmDayton
$214
Find similar
Delta
Nov 20
DAY6:34 pmDayton
5h 44m
1 stop
IAD12:18 amWashington, D.C. Dulles Intl
Nov 24
IAD7:01 amWashington, D.C. Dulles Intl
5h 36m
1 stop
DAY12:37 pmDayton
$239
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Dayton to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 8, 2025.
Use the filters below to find and compare flights from Dayton to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Thu 10/2

7:43 pm-9:21 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 10/5

8:15 am-9:50 am

Nonstop1h 35m

$189

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Fri 10/17

7:43 pm-9:21 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 10/25

5:20 pm-6:59 pm

Nonstop1h 39m

$194

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Thu 10/2

6:37 pm-12:13 am

1 stop5h 36m

Washington, D.C. Dulles Intl

Sat 10/4

6:23 am-10:22 am

1 stop3h 59m

$209

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Sat 9/20

11:15 am-4:27 pm

1 stop5h 12m

Washington, D.C. Dulles Intl

Mon 9/29

5:25 pm-11:07 pm

1 stop5h 42m

$214

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Wed 10/15

7:43 pm-9:21 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 10/19

8:15 am-9:50 am

Nonstop1h 35m

$219

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Thu 9/18

7:45 pm-9:23 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 9/21

8:15 am-9:50 am

Nonstop1h 35m

$224

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Sat 10/4

9:11 am-1:49 pm

1 stop4h 38m

Washington, D.C. Dulles Intl

Sat 10/11

6:34 am-1:25 pm

1 stop6h 51m

$251

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Fri 11/7

7:11 pm-11:07 pm

1 stop3h 56m

Washington, D.C. Dulles Intl

Tue 11/11

2:16 pm-7:55 pm

1 stop5h 39m

$260

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Sun 11/23

9:25 am-8:20 am

1 stop22h 55m

Washington, D.C. Dulles Intl

Thu 12/4

1:21 pm-8:16 am

2 stops18h 55m

$341

DaytonWashington, D.C.

DAY - IAD

DAYIAD

Dayton

Tue 11/25

9:13 pm-8:30 am

1 stop11h 17m

Washington, D.C. Dulles Intl

Thu 12/4

1:21 pm-8:16 am

2 stops18h 55m

$386

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Dayton to Washington, D.C. Dulles Intl Airport

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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, May is the cheapest month to fly from Dayton to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $261. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $270.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $473. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dayton to Washington, D.C. Dulles Intl Airport for around $905.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Dayton in the morning is the least expensive time of day to depart. momondo users have found prices as low as $415 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,012 on average. Flights to Washington, D.C. Dulles Intl Airport from Dayton at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Dayton to Washington, D.C. Dulles Intl flight route?

Fly from Dayton to Washington, D.C. Dulles Intl for the best Dayton - Washington, D.C. Dulles Intl flight prices

What cabin class options are available on Dayton to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Dayton to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dayton to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 11% on your flight if you consider stops on a Dayton to Washington, D.C. Dulles Intl Airport flight.

How have Dayton to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Dayton to Washington, D.C. Dulles Intl Airport flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Dayton to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dayton to Washington, D.C. Dulles Intl Airport (DAY to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to Washington, D.C. Dulles Intl Airport

Best Price Found

$179

Fastest flight time

1h 28m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Dayton in the past 72 hours is $179. The best round-trip flight deal from Dayton to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $308.
The fastest flight from Dayton to Washington, D.C. Dulles Intl Airport takes 1h 28m
Direct flights go from Dayton to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Dayton to Washington, D.C. Dulles Intl by plane?

    There are 364.2 mi between Dayton and Washington, D.C. Dulles Intl. By plane, this route typically takes 1h 28m.

  • When did momondo last update prices for flights from Dayton Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Dayton Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Dayton Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Dayton Airport to Washington, D.C. Dulles 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 Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles 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 plane model from Dayton to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Dayton to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Dayton to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Dayton to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $189Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights

  • United Airlines Flights From Dayton to Washington, D.C. Dulles Intl Airport

    The lowest priced United Airlines flight from Dayton to Washington, D.C. Dulles Intl Airport from the last 72 hours was $189. Generally, United Airlines has 21 flights on this route every week with an average price of $306. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dayton to Washington, D.C. for you.

Can I find flights from Dayton to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Dayton with this policy.

How can momondo help me find flights from Dayton to Washington, D.C.?

Once you have performed a search for Dayton to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Dayton to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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