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$156+ Cheap flights from Dulles Intl (IAD) to Dayton (DAY)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DAY
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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Cheap flight deals from Dulles Intl to Dayton

Cheapest flights from Dulles Intl to Dayton
Explore the most affordable flight options available from Dulles Intl to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2026.

This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:25 pm
IAD
-
DAY
Nonstop1h 38m
United Airlines
Sun 8/237:48 pm
DAY
-
IAD
Nonstop1h 37m
United Airlines
Deal found 7/30$259
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1612:40 pm
IAD
-
DAY
Nonstop1h 35m
United Airlines
Thu 9/310:22 am
DAY
-
IAD
Nonstop1h 33m
United Airlines
Deal found 7/30$274
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:13 am
IAD
-
DAY
Nonstop1h 33m
United Airlines
Mon 9/147:48 pm
DAY
-
IAD
Nonstop1h 35m
United Airlines
Deal found 7/29$279
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:57 am
IAD
-
DAY
2 stops9h 19m
American Airlines
Mon 8/315:32 pm
DAY
-
IAD
1 stop5h 23m
American Airlines
Deal found 7/31$284
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:13 am
IAD
-
DAY
Nonstop1h 34m
United Airlines
Mon 8/177:48 pm
DAY
-
IAD
Nonstop1h 37m
United Airlines
Deal found 7/30$289
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:13 am
IAD
-
DAY
Nonstop1h 34m
United Airlines
Sun 9/62:50 pm
DAY
-
IAD
Nonstop1h 33m
United Airlines
Deal found 8/2$290
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:00 am
IAD
-
DAY
1 stop4h 40m
Delta
Sat 8/2211:26 am
DAY
-
IAD
1 stop5h 16m
Delta
Deal found 7/30$294
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
IAD
-
DAY
1 stop4h 39m
Delta
Mon 9/146:39 pm
DAY
-
IAD
1 stop6h 02m
Delta
Deal found 7/30$299
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:57 am
IAD
-
DAY
1 stop4h 20m
American Airlines
Mon 8/175:32 pm
DAY
-
IAD
1 stop5h 23m
American Airlines
Deal found 7/29$309
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:13 am
IAD
-
DAY
Nonstop1h 33m
United Airlines
Sun 9/207:48 pm
DAY
-
IAD
Nonstop1h 35m
United Airlines
Deal found 7/29$310
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:11 am
IAD
-
DAY
Nonstop1h 36m
United Airlines
Sun 10/187:33 pm
DAY
-
IAD
Nonstop1h 37m
United Airlines
Deal found 7/30$317

Find flight deals from Dulles Intl to Dayton

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Dayton (DAY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(United Airlines)

One-way from

$163
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$359

Good round-trip deal

$312 or less

Good one-way deal

$354 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Dayton flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Dayton flights.
Search Deals
From Washington, D.C. Dulles Intl to Dayton
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Dayton
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Dayton.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Dayton.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Dayton 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, Cheapflights users made 2,558,603 searches. Data last updated August 2, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Dayton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Thu 8/20

5:25 pm-7:03 pm

Nonstop1h 38m

Dayton

Sun 8/23

7:48 pm-9:25 pm

Nonstop1h 37m

$259
Quickest round-trip

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Sat 9/12

8:13 am-9:46 am

Nonstop1h 33m

Dayton

Mon 9/14

7:48 pm-9:23 pm

Nonstop1h 35m

$259

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Thu 11/5

6:00 am-10:38 am

1 stop4h 38m

Dayton

Thu 11/12

3:22 pm-9:36 pm

1 stop6h 14m

$279

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Fri 12/11

5:00 pm-11:06 pm

1 stop6h 06m

Dayton

Sun 12/13

6:46 pm-12:39 am

1 stop5h 53m

$279

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Sat 9/12

3:15 pm-10:17 pm

1 stop7h 02m

Dayton

Mon 9/14

6:39 pm-12:41 am

1 stop6h 02m

$279

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Sat 8/15

8:13 am-9:47 am

Nonstop1h 34m

Dayton

Mon 8/17

7:48 pm-9:25 pm

Nonstop1h 37m

$289

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Thu 9/17

8:13 am-9:46 am

Nonstop1h 33m

Dayton

Sun 9/20

7:48 pm-9:23 pm

Nonstop1h 35m

$310

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Wed 8/26

5:25 pm-7:03 pm

Nonstop1h 38m

Dayton

Mon 8/31

7:48 pm-9:25 pm

Nonstop1h 37m

$329

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Thu 8/27

5:25 pm-7:03 pm

Nonstop1h 38m

Dayton

Sun 8/30

2:50 pm-4:23 pm

Nonstop1h 33m

$331

Washington, D.C.Dayton

IAD - DAY

IADDAY

Washington, D.C. Dulles Intl

Fri 10/16

6:10 am-10:57 am

1 stop4h 47m

Dayton

Sun 10/18

7:33 pm-9:10 pm

Nonstop1h 37m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Dayton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Dayton in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Dayton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Dayton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Dayton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Dayton

Have a flexible travel schedule? Discover the best time to fly to Dayton from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Dayton

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Dayton?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dayton (average of $257). Flying from Washington, D.C. Dulles Intl Airport to Dayton in May is currently the most expensive (average of $690). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to DAY?

Find hourly flight availability from Dulles Intl to Dayton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 2, 2026.

When flying from Washington, D.C. Dulles Intl Airport to Dayton, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Dayton?

Airfare is typical for this route at the moment.

Washington, D.C. Dulles Intl Airport to Dayton flights typically cost between $249 and $439 in August.
The cheapest round-trip price found within the last 5 days was $259 on United Airlines (Aug 21-Aug 23).

Reviews of airlines servicing Dayton

Get insights into the airlines that provide service to Dayton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dayton. Reviews last updated August 2, 2026.
See what other customers who have flown with United Airlines from Washington, D.C. Dulles Intl Airport to Dayton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,061 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,061 reviews
United Airlines
7.4
Good
10,061 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Dayton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Dayton from Washington, D.C. Dulles Intl?

    Located just 10.0 mi from the city center, Dayton is the airport most travelers will use when flying to Dayton from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Dayton (DAY) should be relatively easy as there are 7 daily inbound flights from Washington, D.C. Dulles Intl from 1 airline.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Dayton?

    Airlines like United Airlines and Delta fly from Washington, D.C. Dulles Intl Airport to Dayton in about 1h 38m. The time it takes to get you to your destination can typically vary by up to 3h 02m. The distance between Washington, D.C. Dulles Intl Airport and Dayton is about 367 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Dayton round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Dayton round-trip from $189. Users have found that United Airlines is 50% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Dayton?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Dayton on time: CommutAir (84%), United Airlines (82%), Avianca (79%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Dayton?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Dayton is $249. On average you can expect to pay $430. The most popular route, (Washington, D.C. Dulles Intl - Dayton), can usually be booked for $259.

  • Can I find deals for flights from Dulles Intl to Dayton that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Dayton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Dayton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Dayton.

  • Can I find deals for business class flights from Dulles Intl to Dayton?

    Yes. Cheapflights offers flight deals from Dulles Intl to Dayton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Dayton?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Dayton (average of $257). Flying from Washington, D.C. Dulles Intl Airport to Dayton in May is currently the most expensive (average of $690). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Dayton?

Book flights to Dayton if you plan to visit one of these locations
Huber Heights
Springfield
Troy
Greenville
Miamisburg

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Top airline flying from Dulles Intl to Dayton

Discover the top airline that operate flights from Dulles Intl to Dayton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$329FlexibilityNo cancel feeOn-time69%

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