$143 Cheap Flights from Phoenix (PHX) to Washington (DCA)

View $143 flight on Tue, Oct 14, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)

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Today's featured flight deals from Phoenix Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Phoenix to Washington (PHX-DCA)

Prices were available within the past 7 days and start at $143 for one-way flights and $187 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Nov 6 - Sun, Nov 9
PHX
Phoenix
DCA
Washington
$187 Roundtrip, just found
$187
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 6 from Phoenix to Washington, returning Sun, Nov 9, priced at $187 just found
Southwest Airlines
Wed, Oct 29 - Wed, Nov 12
PHX
Phoenix
DCA
Washington
$201 Roundtrip, found 5 days ago
$201
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Phoenix to Washington, returning Wed, Nov 12, priced at $201 found 5 days ago
Frontier Airlines
Sat, Sep 27 - Wed, Oct 1
PHX
Phoenix
DCA
Washington
$209 Roundtrip, found 1 hour ago
$209
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Sep 27 from Phoenix to Washington, returning Wed, Oct 1, priced at $209 found 1 hour ago
Frontier Airlines
Wed, Oct 1 - Mon, Oct 6
PHX
Phoenix
DCA
Washington
$210 Roundtrip, just found
$210
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 1 from Phoenix to Washington, returning Mon, Oct 6, priced at $210 just found
Frontier Airlines
Thu, Sep 25 - Thu, Oct 2
PHX
Phoenix
DCA
Washington
$214 Roundtrip, just found
$214
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 25 from Phoenix to Washington, returning Thu, Oct 2, priced at $214 just found
Frontier Airlines
Tue, Sep 30 - Thu, Oct 2
PHX
Phoenix
DCA
Washington
$217 Roundtrip, found 1 hour ago
$217
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, Sep 30 from Phoenix to Washington, returning Thu, Oct 2, priced at $217 found 1 hour ago
Frontier Airlines
Thu, Oct 30 - Sun, Nov 2
PHX
Phoenix
DCA
Washington
$218 Roundtrip, found 1 hour ago
$218
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Phoenix to Washington, returning Sun, Nov 2, priced at $218 found 1 hour ago
Delta
Wed, Dec 3 - Sat, Dec 13
PHX
Phoenix
DCA
Washington
$220 Roundtrip, found 12 hours ago
$220
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Dec 3 from Phoenix to Washington, returning Sat, Dec 13, priced at $220 found 12 hours ago
United
Thu, Feb 12 - Sun, Feb 15
PHX
Phoenix
DCA
Washington
$227 Roundtrip, found 21 hours ago
$227
Roundtrip
found 21 hours ago
Select United flight, departing Thu, Feb 12 from Phoenix to Washington, returning Sun, Feb 15, priced at $227 found 21 hours ago
American Airlines
Tue, Oct 14 - Wed, Oct 22
PHX
Phoenix
DCA
Washington
$234 Roundtrip, found 9 hours ago
$234
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Tue, Oct 14 from Phoenix to Washington, returning Wed, Oct 22, priced at $234 found 9 hours ago

Find the cheapest month to fly from Phoenix (PHX) to Washington (DCA)

October is typically the cheapest month to fly

From $138 - $304 per traveler.

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) cost?
Secure a cheap one-way flight from $143 or cheap return flight from $187 from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from PHX to DCA is November, when demand is low. Off-peak season is often when better flight deals are available between these airports.
Which airlines fly direct from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
You can fly directly from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) on an American Airlines flight.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PHX to DCA flight.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
With an average of 3 direct flights departing from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) every day, you'll be on your way in no time.
What are the most popular departure times for flights from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
Flights between PHX and DCA are busiest at 1 PM. If you want a less crowded experience and potentially cheaper fares, choose a time outside the usual busy windows.
What day of the week has the most flights from PHX to DCA?
Jet off on a Sunday if you're searching for the best choice of flights from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
The first flight of the day out of Sky Harbor Intl. Airport (PHX) is at around 12:47AM UTC-7. Board this flight and you'll arrive at Ronald Reagan Washington National Airport (DCA) at approximately 7:00AM UTC-5. The overall travel time is 4h 13m.
How long does it take to fly from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
The average flight duration from PHX to DCA is 4 hours and 17 minutes, covering a total distance of 2,000 mi.
What airline has the least delays from PHX to DCA?
Consider booking with American Airlines if you'd like to fly straight from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) without any holdups. This carrier has the best track record for punctuality, with an on-time performance of 89%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
To avoid potential delays on the Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) route, fly before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Sky Harbor Intl. Airport (PHX)?
Board a direct flight from Sky Harbor Intl. Airport (PHX) to Washington and land at one of these hubs:

  • Ronald Reagan Washington National Airport (DCA)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)
  • Washington Dulles Intl. Airport (IAD)

Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA) last-minute?
Holding off until right before your break to book a flight from PHX to DCA often results in higher prices. While it's possible to find some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book a PHX to DCA flight and hotel package?
You'll generally save money by securing a PHX to DCA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Ronald Reagan Washington National Airport (DCA)?
If you reserved your PHX to DCA flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$187
Distance
1974 mi
Average flight time
7 hours 21 mins

Book with confidence

Book with confidence

Phoenix to Washington Flights

The cheapest times to fly from Phoenix to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Washington are during the month of November. You can find some of the cheapest flights from Phoenix to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Washington

Sunday is one of the best days to book for cheap flights from Phoenix to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $143 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Washington Flights

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*Available to One Key members.