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Reagan-National

$121+ Cheap flights from Sky Harbor Intl (PHX) 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DCA
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Find cheap flights from Sky Harbor Intl 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Washington, D.C. Reagan-National are usually found in August or July, booked 69 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Reagan-National

Cheapest flights from Sky Harbor Intl to Reagan-National
Explore the most affordable flight options available from Sky Harbor Intl to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:50 am
PHX
-
DCA
1 stop12h 09m
Frontier
Thu 3/126:00 pm
DCA
-
PHX
2 stops32h 28m
Frontier
Deal found 2/1$242
This American Airlines deal was found by Cheapflights users on 2/1. 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 2/271:01 am
PHX
-
DCA
Nonstop4h 10m
American Airlines
Sat 3/74:59 pm
DCA
-
PHX
Nonstop5h 18m
American Airlines
Deal found 2/1$243
This Travelocity deal was found by Cheapflights users on 2/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:54 pm
PHX
-
DCA
1 stop6h 05m
Frontier
Sun 4/197:00 am
DCA
-
PHX
1 stop7h 46m
Frontier
Deal found 2/3$245
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/179:52 am
PHX
-
DCA
1 stop10h 07m
Frontier
Sat 2/216:00 pm
DCA
-
PHX
1 stop7h 59m
Frontier
Deal found 2/2$246
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/188:04 pm
PHX
-
DCA
2 stops15h 11m
Frontier
Mon 2/236:00 pm
DCA
-
PHX
1 stop16h 42m
Frontier
Deal found 2/2$247
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:50 am
PHX
-
DCA
1 stop26h 12m
Frontier
Mon 4/66:00 pm
DCA
-
PHX
2 stops25h 17m
Frontier
Deal found 2/1$249
This CheapOair deal was found by Cheapflights users on 2/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:39 pm
PHX
-
DCA
1 stop12h 36m
Multiple Airlines
Wed 3/46:00 am
DCA
-
PHX
2 stops18h 49m
Multiple Airlines
Deal found 2/2$251
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:39 pm
PHX
-
DCA
1 stop12h 36m
Frontier
Thu 2/262:00 pm
DCA
-
PHX
1 stop19h 42m
Frontier
Deal found 2/2$255
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1210:51 pm
PHX
-
DCA
1 stop12h 24m
Frontier
Sun 2/158:00 am
DCA
-
PHX
1 stop12h 31m
Frontier
Deal found 2/3$256
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:50 am
PHX
-
DCA
1 stop27h 10m
Multiple Airlines
Sun 5/177:00 am
DCA
-
PHX
1 stop8h 22m
Multiple Airlines
Deal found 2/3$259
This Frontier deal was found by Cheapflights users on 2/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/71:52 pm
PHX
-
DCA
1 stop6h 07m
Frontier
Tue 3/178:00 am
DCA
-
PHX
1 stop12h 46m
Frontier
Deal found 2/3$260

Find flight deals from Sky Harbor Intl to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(Kiwi.com)

One-way from

$121
(Cheapflightsfares)

Popular in

March

Cheapest in

August

Average price

$397

Good round-trip deal

$455 or less

Good one-way deal

$227 or less
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Washington, D.C. Reagan-National flights.
Search Deals
From Phoenix Sky Harbor Intl to Washington, D.C. Reagan-National
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Washington, D.C. Reagan-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 February 3, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Sky Harbor Intl

Fly to

Reagan-National

Route

Depart

Return

Price

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 3/6

10:25 pm-8:03 am

1 stop7h 38m

Washington, D.C. Reagan-National

Tue 3/17

1:00 pm-8:23 pm

1 stop10h 23m

$243

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 2/10

12:17 pm-9:59 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Sat 2/14

2:00 pm-9:41 pm

1 stop9h 41m

$267

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 3/31

11:40 pm-11:00 am

1 stop8h 20m

Washington, D.C. Reagan-National

Tue 4/7

3:59 pm-10:40 pm

1 stop9h 41m

$267

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Sun 3/8

9:29 pm-8:03 am

1 stop7h 34m

Washington, D.C. Reagan-National

Tue 3/17

1:00 pm-8:23 pm

1 stop10h 23m

$275

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 3/6

1:01 am-7:11 am

Nonstop4h 10m

Washington, D.C. Reagan-National

Sat 3/7

4:59 pm-8:17 pm

Nonstop5h 18m

$296

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 3/31

11:40 pm-1:08 pm

1 stop10h 28m

Washington, D.C. Reagan-National

Wed 4/8

3:59 pm-10:40 pm

1 stop9h 41m

$296

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Thu 4/9

9:24 pm-12:02 pm

1 stop11h 38m

Washington, D.C. Reagan-National

Mon 4/13

7:00 am-2:33 pm

2 stops10h 33m

$298

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 2/6

7:00 am-4:59 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Sun 2/8

6:00 pm-12:59 am

1 stop8h 59m

$305

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 3/6

10:25 pm-8:03 am

1 stop7h 38m

Washington, D.C. Reagan-National

Wed 3/18

1:00 pm-8:23 pm

1 stop10h 23m

$313

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Sun 2/15

6:00 am-4:59 pm

1 stop8h 59m

Washington, D.C. Reagan-National

Sat 2/21

8:00 am-6:30 pm

2 stops12h 30m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 23 results
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Compare providers for flights from Sky Harbor Intl 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 Sky Harbor Intl to Reagan-National in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Phoenix Sky Harbor Intl Airport-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-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 Phoenix Sky Harbor Intl Airport-Washington, D.C. Reagan-National Airport 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 Phoenix Sky Harbor Intl Airport-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 Sky Harbor Intl to Reagan-National

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

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

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Reagan-National. Price data was last updated on January 30, 2026.

The best time to book flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport (average of $168). Flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $299). 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 PHX to DCA?

Find hourly flight availability from Sky Harbor Intl 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 February 3, 2026.

When flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 February 3, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,138 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,236 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,216 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,051 reviews
Southwest
8.0
Very good
4,272 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Reagan-National. 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 Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport?

    JetBlue and Frontier can get you from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport in just under 7h 38m. Your travel time can differ by up to 04m. There are 1972 mi between Phoenix Sky Harbor Intl Airport and Washington, D.C. Reagan-National Airport. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport round-trip from $155. Other airlines that can offer you cheap pricing are Southwest, from $236, and JetBlue, from $242. Frontier is 61% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $73 on Frontier. Other airlines that offer cheap prices include Southwest from $77 and JetBlue from $127 one-way.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport is generally $528, our data shows the cheapest flight currently is $162. When looking at the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Reagan-National), you can expect to pay $189 for that flight.

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

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

  • How can I find direct flights from Sky Harbor Intl to Reagan-National?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Reagan-National?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport?

    Currently, September is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport (average of $168). Flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $299). 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
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sky Harbor Intl to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Dulles Intl flights
Sky Harbor Intl to Baltimore flights

Top 6 airlines flying from Sky Harbor Intl to Reagan-National

Discover the top 6 airlines that operate flights from Sky Harbor Intl 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$283FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$236Average$405FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$242Average$274FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$269Average$442FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$394FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$378FlexibilityNo cancel feeOn-time69%

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