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$81+ Cheap flights from Reagan-National (DCA) to Delaware

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ILG
abr. 27 — may. 41
dom. 4/27
dom. 5/4
1 adult, Economy
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Cheap flight deals from Reagan-National to Delaware

Keep the following information in mind while searching for Reagan-National to Delaware flight deals. Data was last updated abril 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$161
(American Airlines)

One-way from

$81
(American Airlines)

Popular in

August

Cheapest in

April

Average price

$179
Provider with most accurate pricing for Washington, D.C. (WAS)-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Philadelphia flights.
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From Washington, D.C. Reagan-National to Delaware
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One-way flight from Washington, D.C. Reagan-National to Delaware
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Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Reagan-National to Delaware

Cheapest flights from Reagan-National to Delaware
Explore the most affordable flight options available from Reagan-National to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

This American Airlines deal was found by Cheapflights users on 4/21. 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.
mar. 5/203:54 pmDCA - PHL
Nonstop1h 05mAmerican Airlines
mar. 5/276:00 amPHL - DCA
Nonstop1h 00mAmerican Airlines
Deal found 4/21$161
This JetBlue deal was found by Cheapflights users on 4/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/44:15 pmDCA - PHL
1 stop6h 14mJetBlue
mié. 6/116:00 amPHL - DCA
1 stop7h 00mJetBlue
Deal found 4/21$201
This United Airlines deal was found by Cheapflights users on 4/21. 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.
vie. 5/27:00 pmDCA - PHL
1 stop5h 44mUnited Airlines
dom. 5/46:30 amPHL - DCA
1 stop5h 26mUnited Airlines
Deal found 4/21$349
This American Airlines deal was found by Cheapflights users on 4/22. 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.
mar. 4/296:30 amDCA - SBY
1 stop5h 02mAmerican Airlines
mar. 5/64:36 pmSBY - DCA
1 stop5h 44mAmerican Airlines
Deal found 4/22$460

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National to Delaware 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 abril 22, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Delaware that are best for you.

Fly from

Reagan-National

Fly to

Delaware

Route

Depart

Return

Price

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

mar. 5/20

3:54 pm-4:59 pm

Nonstop1h 05m

Philadelphia

mar. 5/27

6:00 am-7:00 am

Nonstop1h 00m

$161

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

mié. 6/4

4:15 pm-10:29 pm

1 stop6h 14m

Philadelphia

mié. 6/11

6:00 am-1:00 pm

1 stop7h 00m

$201

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

vie. 5/2

7:00 pm-12:44 am

1 stop5h 44m

Philadelphia

dom. 5/4

6:30 am-11:56 am

1 stop5h 26m

$349

Washington, D.C.Salisbury

DCA - SBY

DCASBY

Washington, D.C. Reagan-National

mar. 4/29

6:30 am-11:32 am

1 stop5h 02m

Salisbury-Ocean City

mar. 5/6

4:36 pm-10:20 pm

1 stop5h 44m

$460

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

mié. 5/21

6:33 am-7:30 am

Nonstop0h 57m

$81

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

mar. 5/20

4:15 pm-10:21 pm

1 stop6h 06m

$111

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

sáb. 5/24

6:00 am-10:18 pm

1 stop16h 18m

$171

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

mar. 4/29

7:25 am-2:18 pm

1 stop6h 53m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Best time to book a flight from Reagan-National to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from Reagan-National 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. Reagan-National Airport to Delaware

Rainfall in Delaware by month

Plan your trip to Delaware by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Delaware ranges from 2.9 - 4.3 inches per month. July is typically the wettest month, when rainfall can reach 4.3 in. February is typically the driest time to visit Delaware when rainfall is around 2.9 in.

Temperature in Delaware by month

Plan your trip to Delaware by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Delaware, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Delaware

Get insights into the airlines that provide service to Delaware. 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 Delaware. Reviews last updated abril 22, 2025.
To help decide which airline to fly from Washington, D.C. to Delaware, see what other customers have to say about Delta, United Airlines and JetBlue. 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.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,683 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,923 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Delaware one-way?

    $81 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on JetBlue and Delta, with prices starting from $111 and $171, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Reagan-National to Delaware

See prices for flight routes from nearby airports that may be better suited for you.
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