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Delaware

$121+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ILG
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap 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 July 29, 2026.

This JetBlue deal was found by Cheapflights users on 7/24. 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.
Sat 11/144:10 pm
DCA
-
PHL
1 stop7h 29m
JetBlue
Mon 11/166:00 am
PHL
-
DCA
1 stop6h 15m
JetBlue
Deal found 7/24$241
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/144:59 pm
DCA
-
PHL
Nonstop1h 14m
American Airlines
Sun 11/153:54 pm
PHL
-
DCA
Nonstop1h 25m
American Airlines
Deal found 7/26$249
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/201:55 pm
DCA
-
PHL
Nonstop1h 10m
American Airlines
Sun 8/237:35 pm
PHL
-
DCA
Nonstop1h 38m
American Airlines
Deal found 7/27$250
This JetBlue deal was found by Cheapflights users on 7/24. 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.
Mon 9/73:20 pm
DCA
-
PHL
1 stop8h 33m
JetBlue
Mon 9/1410:42 am
PHL
-
DCA
1 stop6h 37m
JetBlue
Deal found 7/24$254
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/146:11 am
DCA
-
PHL
1 stop5h 30m
American Airlines
Mon 11/163:54 pm
PHL
-
DCA
Nonstop1h 25m
American Airlines
Deal found 7/26$259
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/171:55 pm
DCA
-
PHL
Nonstop1h 10m
American Airlines
Tue 9/13:25 pm
PHL
-
DCA
Nonstop1h 23m
American Airlines
Deal found 7/28$264
This JetBlue deal was found by Cheapflights users on 7/27. 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.
Thu 8/203:20 pm
DCA
-
PHL
1 stop7h 09m
JetBlue
Sun 8/234:59 pm
PHL
-
DCA
1 stop6h 33m
JetBlue
Deal found 7/27$268
This JetBlue deal was found by Cheapflights users on 7/27. 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.
Mon 8/171:25 pm
DCA
-
PHL
1 stop6h 36m
JetBlue
Sat 8/226:00 am
PHL
-
DCA
1 stop8h 13m
JetBlue
Deal found 7/27$269
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/45:24 pm
DCA
-
PHL
Nonstop1h 14m
American Airlines
Tue 8/257:35 pm
PHL
-
DCA
Nonstop1h 38m
American Airlines
Deal found 7/23$279
This JetBlue deal was found by Cheapflights users on 7/24. 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.
Tue 8/113:20 pm
DCA
-
PHL
1 stop7h 09m
JetBlue
Fri 8/149:12 am
PHL
-
DCA
1 stop5h 13m
JetBlue
Deal found 7/24$282
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:09 pm
DCA
-
PHL
1 stop8h 44m
JetBlue
Mon 9/78:55 pm
PHL
-
DCA
1 stop11h 03m
JetBlue
Deal found 7/28$286
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/225:00 am
DCA
-
SBY
1 stop7h 09m
American Airlines
Sat 8/294:40 pm
SBY
-
DCA
1 stop5h 20m
American Airlines
Deal found 7/24$540

Find 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$241
(JetBlue)

One-way from

$121
(JetBlue)

Popular in

March

Cheapest in

December

Average price

$409
Provider with most accurate pricing for Washington, D.C. (WAS)-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Philadelphia flights.
Search Deals
From Washington, D.C. Reagan-National to Delaware
Search Deals
One-way flight from Washington, D.C. Reagan-National to Delaware
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 29, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Fri 9/11

6:00 am-12:54 pm

1 stop6h 54m

Philadelphia

Mon 9/14

10:42 am-2:46 pm

1 stop4h 04m

$241

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Tue 10/6

12:25 pm-5:49 pm

1 stop5h 24m

Philadelphia

Wed 10/7

10:42 am-3:59 pm

1 stop5h 17m

$241

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Thu 10/1

8:55 am-3:02 pm

1 stop6h 07m

Philadelphia

Mon 10/5

1:55 pm-11:27 pm

1 stop9h 32m

$241

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Wed 8/19

5:35 pm-6:50 pm

Nonstop1h 15m

Philadelphia

Thu 8/27

7:35 pm-9:13 pm

Nonstop1h 38m

$249
Quickest round-trip

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Sat 8/22

1:55 pm-3:05 pm

Nonstop1h 10m

Philadelphia

Sat 8/29

7:35 pm-9:01 pm

Nonstop1h 26m

$249

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Wed 8/26

11:56 am-3:54 pm

1 stop3h 58m

Philadelphia

Sun 8/30

7:35 pm-9:13 pm

Nonstop1h 38m

$259

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Thu 8/20

3:20 pm-10:29 pm

1 stop7h 09m

Philadelphia

Sun 8/23

4:59 pm-11:32 pm

1 stop6h 33m

$268

Washington, D.C.Philadelphia

DCA - PHL

DCAPHL

Washington, D.C. Reagan-National

Tue 8/11

3:20 pm-10:29 pm

1 stop7h 09m

Philadelphia

Fri 8/14

9:12 am-2:25 pm

1 stop5h 13m

$282

Washington, D.C.Salisbury

DCA - SBY

DCASBY

Washington, D.C. Reagan-National

Sat 8/22

5:00 am-12:09 pm

1 stop7h 09m

Salisbury-Ocean City

Sat 8/29

4:40 pm-10:00 pm

1 stop5h 20m

$540

Washington, D.C.Salisbury

DCA - SBY

DCASBY

Washington, D.C. Reagan-National

Mon 8/24

5:35 pm-10:58 pm

1 stop5h 23m

Salisbury-Ocean City

Mon 8/31

4:40 pm-9:51 pm

1 stop5h 11m

$606

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 32 resultsSorted by cheapest first
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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

No data available for this route at this time. Please check back soon.

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.

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

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Delaware in 6h 54m. Fly via JetBlue or American Airlines to get the fastest option. The distance from Washington, D.C. Reagan-National Airport to Delaware is about 119 mi. This flight may include one or multiple stops.

  • 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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