HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$139+ Cheap flights from Dayton (DAY) to Reagan-National (DCA)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — DCA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dayton to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Dayton to Washington, D.C. Reagan-National are usually found in July or August, booked 46 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Dayton to Reagan-National

Cheapest flights from Dayton to Reagan-National
Explore the most affordable flight options available from Dayton to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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.
Thu 12/254:00 pmDAY - DCA
1 stop6h 56mDelta
Tue 12/306:49 pmDCA - DAY
1 stop5h 10mDelta
Deal found 12/16$247
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/226:03 amDAY - DCA
Nonstop1h 34mAmerican Airlines
Mon 12/298:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/14$249
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/206:03 amDAY - DCA
Nonstop1h 34mAmerican Airlines
Mon 12/298:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/15$256
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:03 amDAY - DCA
Nonstop1h 34mAmerican Airlines
Fri 1/28:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/16$272
This Delta deal was found by Cheapflights users on 12/16. 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.
Thu 12/254:00 pmDAY - DCA
1 stop6h 56mDelta
Mon 12/296:00 amDCA - DAY
1 stop5h 19mDelta
Deal found 12/16$277
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Tue 12/236:03 amDAY - DCA
Nonstop1h 34mAmerican Airlines
Sun 12/288:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/16$279
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/246:03 amDAY - DCA
Nonstop1h 34mAmerican Airlines
Tue 12/308:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/16$287
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/269:15 amDAY - DCA
1 stop5h 08mAmerican Airlines
Tue 12/308:00 pmDCA - DAY
Nonstop1h 42mAmerican Airlines
Deal found 12/16$293

Find flight deals from Dayton to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to Reagan-National (DCA). 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$139
(American Airlines)

Popular in

January

Cheapest in

July

Average price

$350

Good round-trip deal

$318 or less

Good one-way deal

$268 or less
Provider with most accurate pricing for Dayton-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Washington, D.C. Reagan-National flights.
Search Deals
From Dayton to Washington, D.C. Reagan-National
Search Deals
One-way flight from Dayton to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Dayton to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Dayton to Washington, D.C. Reagan-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton to Reagan-National 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 December 18, 2025.
Use the filters below to find and compare flights from Dayton to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Dayton

Fly to

Reagan-National

Route

Depart

Return

Price

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Fri 1/9

6:00 am-7:40 am

Nonstop1h 40m

Washington, D.C. Reagan-National

Sun 1/11

10:05 pm-11:44 pm

Nonstop1h 39m

$189

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Wed 1/14

6:00 am-7:40 am

Nonstop1h 40m

Washington, D.C. Reagan-National

Sun 1/18

10:05 pm-11:44 pm

Nonstop1h 39m

$189

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Wed 1/14

7:15 pm-8:51 pm

Nonstop1h 36m

Washington, D.C. Reagan-National

Wed 1/21

7:57 am-9:46 am

Nonstop1h 49m

$189

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Thu 1/8

6:00 am-7:40 am

Nonstop1h 40m

Washington, D.C. Reagan-National

Sun 1/18

10:05 pm-11:44 pm

Nonstop1h 39m

$189

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Tue 1/20

6:00 am-7:40 am

Nonstop1h 40m

Washington, D.C. Reagan-National

Sun 1/25

10:05 pm-11:44 pm

Nonstop1h 39m

$189

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Sat 1/31

4:00 pm-8:32 pm

1 stop4h 32m

Washington, D.C. Reagan-National

Tue 2/3

6:00 pm-11:16 pm

1 stop5h 16m

$209

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Thu 1/8

6:47 pm-11:32 pm

1 stop4h 45m

Washington, D.C. Reagan-National

Sun 1/18

6:00 am-10:50 am

1 stop4h 50m

$209

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Wed 1/14

6:47 pm-11:32 pm

1 stop4h 45m

Washington, D.C. Reagan-National

Sun 1/18

9:00 am-2:57 pm

1 stop5h 57m

$209

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Tue 1/20

11:37 am-6:29 pm

1 stop6h 52m

Washington, D.C. Reagan-National

Sun 1/25

6:00 am-10:50 am

1 stop4h 50m

$209

DaytonWashington, D.C.

DAY - DCA

DAYDCA

Dayton

Wed 1/14

6:47 pm-11:32 pm

1 stop4h 45m

Washington, D.C. Reagan-National

Tue 1/20

9:00 am-1:48 pm

1 stop4h 48m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 18 results
1
2

Compare providers for flights from Dayton to Reagan-National

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 Dayton to Reagan-National in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Dayton-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Dayton-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Dayton-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dayton-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Dayton-Washington, D.C. Reagan-National Airport 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 Dayton to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Dayton 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 Dayton to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Dayton to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Dayton to Reagan-National. Price data was last updated on December 12, 2025.

The price you pay for your flight from Dayton to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Dayton to Washington, D.C. Reagan-National Airport?

Currently, October is the cheapest month in which you can book a flight from Dayton to Washington, D.C. Reagan-National Airport (average of $143). Flying from Dayton to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $188). 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 DAY to DCA?

Find hourly flight availability from Dayton to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Dayton to Washington, D.C. Reagan-National Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Dayton to Washington, D.C. Reagan-National Airport?

Use this chart to determine the cheapest time to fly round-trip from Dayton to Reagan-National. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Dayton to Washington, D.C. Reagan-National Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Dayton to Washington, D.C. Reagan-National Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
American Airlines
7.2
Good
11,054 reviews
United Airlines
7.4
Good
9,091 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Dayton to Reagan-National. 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 from for flights from Dayton to Washington, D.C. Reagan-National?

    Dayton (DAY), located 10.0 mi from the city center, is the airport you fly out of when you book flights from Dayton to Washington, D.C. Reagan-National. 2 airlines have flights from Dayton to Washington, D.C. Reagan-National on a regular basis. Booking flights from Dayton to Washington, D.C. Reagan-National should not be difficult; the airport handles an average of 1 outbound flight to Washington, D.C. Reagan-National per day.

  • How long is the flight from Dayton to Washington, D.C. Reagan-National Airport?

    For as low as $189, American Airlines can have you in Washington, D.C. Reagan-National Airport from Dayton in 1h 40m. The distance from Dayton to Washington, D.C. Reagan-National Airport is about 390 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Dayton to Washington, D.C. Reagan-National Airport round-trip?

    Our cheapest airline available from Dayton to Washington, D.C. Reagan-National Airport is United Airlines. Our recent data shows that you can find tickets from as low as $185 on this airline. An additional option worth looking into is American Airlines, starting at $189. United Airlines is currently priced 37% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Dayton to Washington, D.C. Reagan-National Airport?

    No one likes to see their flight delayed. When booking a flight from Dayton to Washington, D.C. Reagan-National Airport consider choosing American Airlines (76%), PSA Airlines (76%) or Alaska Airlines (47%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Dayton to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $364 for a flight from Dayton to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $158 while the most popular route, (Dayton - Washington, D.C. Reagan-National) is currently priced at $209.

  • Can I find deals for flights from Dayton to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Dayton to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dayton to Reagan-National?

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

  • Can I find deals for business class flights from Dayton to Reagan-National?

    Yes. Cheapflights offers flight deals from Dayton to Reagan-National 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 Dayton to Washington, D.C. Reagan-National Airport?

    Currently, October is the cheapest month in which you can book a flight from Dayton to Washington, D.C. Reagan-National Airport (average of $143). Flying from Dayton to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $188). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dayton to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Reagan-National flights
Detroit to Baltimore flights
Detroit to Dulles Intl flights
Cincinnati to Reagan-National flights
Cincinnati to Baltimore flights
Cincinnati to Dulles Intl flights
Cleveland to Dulles Intl flights
Cleveland to Baltimore flights
Columbus to Dulles Intl flights
Cleveland to Reagan-National flights
Columbus to Baltimore flights
Pittsburgh to Dulles Intl flights
Pittsburgh to Baltimore flights
Pittsburgh to Reagan-National flights
Akron to Reagan-National flights
Columbus to Reagan-National flights
Akron to Dulles Intl flights
Akron to Baltimore flights
Dayton to Dulles Intl flights
Dayton to Baltimore flights
Erie to Reagan-National flights
Erie to Dulles Intl flights
Toledo to Baltimore flights
Erie to Baltimore flights
Toledo to Reagan-National flights
Toledo to Dulles Intl flights

Top 2 airlines flying from Dayton to Reagan-National

Discover the top 2 airlines that operate flights from Dayton to Reagan-National. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$185Average$288FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$285FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.