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Washington, D.C.

$66+ Cheap flights from Phoenix to Washington, D.C. (WAS)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — WAS
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Phoenix to Washington, D.C. are usually found in August or December, booked 55 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Phoenix to Washington, D.C.

Cheapest flights from Phoenix to Washington, D.C.
Explore the most affordable flight options available from Phoenix to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
PHX
-
BWI
1 stop9h 47m
Frontier
Tue 3/37:54 pm
BWI
-
PHX
1 stop28h 18m
Frontier
Deal found 2/2$148
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 2/2512:31 pm
PHX
-
BWI
1 stop17h 53m
Frontier
Sun 3/16:00 am
BWI
-
PHX
2 stops44h 55m
Frontier
Deal found 2/2$171
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.
Tue 3/38:04 pm
PHX
-
BWI
2 stops19h 43m
Frontier
Fri 3/64:28 pm
BWI
-
PHX
1 stop19h 46m
Frontier
Deal found 2/2$176
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1711:59 pm
PHX
-
BWI
1 stop30h 01m
Frontier
Tue 2/247:54 pm
BWI
-
PHX
1 stop28h 18m
Frontier
Deal found 2/3$179
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 3/45:40 pm
PHX
-
BWI
1 stop15h 37m
Frontier
Wed 3/116:05 am
BWI
-
PHX
1 stop9h 05m
Frontier
Deal found 2/2$185
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 2/2512:31 pm
PHX
-
BWI
1 stop17h 53m
Frontier
Sat 2/286:42 pm
BWI
-
PHX
2 stops40h 27m
Frontier
Deal found 2/2$189
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
PHX
-
BWI
1 stop7h 59m
Frontier
Sat 5/29:07 am
BWI
-
PHX
1 stop11h 22m
Frontier
Deal found 2/3$190
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:25 am
PHX
-
BWI
2 stops32h 21m
Multiple Airlines
Wed 3/46:41 pm
BWI
-
PHX
1 stop29h 45m
Multiple Airlines
Deal found 2/3$192
This American Airlines deal was found by Cheapflights users on 2/4. 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 4/2111:59 pm
PHX
-
BWI
1 stop8h 12m
American Airlines
Tue 4/287:52 pm
BWI
-
PHX
1 stop7h 07m
American Airlines
Deal found 2/4$197
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 JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:25 pm
PHX
-
DCA
1 stop7h 38m
JetBlue
Tue 3/171:00 pm
DCA
-
PHX
1 stop10h 23m
JetBlue
Deal found 2/1$243
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.
Tue 3/3111:10 am
PHX
-
IAD
1 stop10h 21m
Frontier
Wed 4/86:00 am
IAD
-
PHX
2 stops20h 47m
Frontier
Deal found 2/2$244

Find flight deals from Phoenix to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Washington, D.C. (WAS). 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 4, 2026.

Round-trip from

$148
(Expedia)

One-way from

$66
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$388
From Phoenix to Washington, D.C. (WAS)
Search Deals
One-way flight from Phoenix to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Washington, D.C. 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 4, 2026.
Use the filters below to find and compare flights from Phoenix to Washington, D.C. that are best for you.

Fly from

Phoenix

Fly to

Washington, D.C.

Route

Depart

Return

Price

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Mon 3/2

7:25 am-5:46 pm

2 stops32h 21m

Baltimore/Washington

Wed 3/4

6:41 pm-10:26 pm

1 stop29h 45m

$192

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Tue 4/14

1:50 pm-11:24 pm

1 stop6h 34m

Baltimore/Washington

Sun 4/19

8:10 am-2:17 pm

1 stop9h 07m

$242

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 7/1

11:58 pm-10:19 am

1 stop7h 21m

Baltimore/Washington

Wed 7/8

3:00 pm-8:42 pm

1 stop8h 42m

$247

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 6/11

11:58 pm-10:19 am

1 stop7h 21m

Baltimore/Washington

Wed 7/29

12:56 pm-5:36 pm

1 stop7h 40m

$247

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 5/27

10:08 am-11:26 pm

2 stops10h 18m

Baltimore/Washington

Sat 5/30

12:56 pm-5:36 pm

1 stop7h 40m

$252

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 2/27

9:35 pm-1:00 pm

2 stops13h 25m

Washington, D.C. Reagan-National

Sun 3/1

6:00 pm-8:12 am

1 stop16h 12m

$253

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 4/15

6:45 pm-8:20 am

2 stops34h 35m

Baltimore/Washington

Sun 4/19

4:25 pm-8:12 am

1 stop18h 47m

$255

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sat 3/28

10:30 pm-9:39 am

1 stop8h 09m

Baltimore/Washington

Sat 4/4

5:30 pm-10:49 pm

1 stop8h 19m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 3/12

11:05 pm-10:30 am

1 stop8h 25m

Baltimore/Washington

Mon 3/16

6:59 pm-11:46 pm

1 stop7h 47m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 6/17

12:59 am-10:30 am

1 stop6h 31m

Baltimore/Washington

Tue 6/23

12:15 pm-5:32 pm

1 stop8h 17m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 60 results
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Best time to book a flight from Phoenix to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Phoenix 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 to Washington, D.C.

How far ahead should I book a flight from Phoenix to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Washington, D.C.. Price data was last updated on January 30, 2026.

The price you pay for your flight from Phoenix to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 55 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 Phoenix to Washington, D.C.?

Currently, November is the cheapest month in which you can book a flight from Phoenix to Washington, D.C. (average of $144). Flying from Phoenix to Washington, D.C. in June is currently the most expensive (average of $208). 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 WAS?

Find hourly flight availability from Phoenix to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 4, 2026.

A simple way to save on the total cost of your ticket is to fly from Phoenix to Washington, D.C. in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Phoenix to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Washington, D.C.. Price data was last updated on January 31, 2026.

Travelers seeking maximum savings on their Phoenix to Washington, D.C. flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Washington, D.C.

Explore weekly flight availability from Phoenix to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 4, 2026.

The most flights from PH1 to WAS are scheduled on a Monday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from Phoenix to Washington, D.C. delayed?

About 11% of weekly flights between Phoenix and Washington, D.C. have experienced delays in the past year, with the average delay time being 128 minutes.

What is the most punctual flight time for Phoenix to Washington, D.C. flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Phoenix to Washington, D.C. flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated February 4, 2026.
Read through reviews of airlines operating flights from Phoenix to Washington, D.C., such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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 Phoenix to Washington, D.C.. 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 to Washington, D.C.?

    There are many flights that can get you from Phoenix to Washington, D.C. in 6h 34m. Fly via United Airlines, Frontier, or Alaska Airlines to get the fastest option. The distance between Phoenix and Washington, D.C. is about 1992 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Phoenix to Washington, D.C. round-trip?

    Currently priced at $135, Frontier will fly you from Phoenix to Washington, D.C. and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $187 and $217, respectively. Users have found that Frontier is 63% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Phoenix to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $73. Southwest flights start at $77 while deals on United Airlines start at $122 one-way.

  • What are the most popular routes from Phoenix to Washington, D.C.?

    When deciding which route to take from Phoenix to Washington, D.C. consider Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl, Phoenix Sky Harbor Intl - Washington, D.C. Reagan-National or Phoenix Sky Harbor Intl - Baltimore/Washington as they are the most popular.

  • What are the most reliable airlines from Phoenix to Washington, D.C.?

    The top 3 most reliable airlines when flying from Phoenix to Washington, D.C. are Brussels Airlines (98%), Austrian Airlines (98%) and United Airlines (98%).

  • What are the cheapest flights from Phoenix to Washington, D.C.?

    On average you can expect to pay $805 for a flight from Phoenix to Washington, D.C.. The cheapest flight overall is $125 while the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl) is currently priced at $219.

  • Can I find deals for flights from Phoenix to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Phoenix to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Washington, D.C..

  • Can I find deals for business class flights from Phoenix to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Phoenix to Washington, D.C. 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 to Washington, D.C.?

    Currently, November is the cheapest month in which you can book a flight from Phoenix to Washington, D.C. (average of $144). Flying from Phoenix to Washington, D.C. in June is currently the most expensive (average of $208). 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.?

Book flights to Washington, D.C. 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

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

Top 7 airlines flying from Phoenix to Washington, D.C.

Discover the top 7 airlines that operate flights from Phoenix to Washington, D.C.. 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 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$115Average$257FlexibilityNo cancel feeOn-time65%
FrontierCheapest$135Average$263FlexibilityNo cancel feeOn-time62%
DeltaCheapest$163Average$341FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$217Average$418FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$219Average$379FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$224Average$367FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$242Average$274FlexibilityNo cancel feeOn-time62%

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