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Washington, D.C.

$55+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — WAS
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Washington, D.C. are usually found in August or April, booked 55 days in advance, depart on a Friday or Thursday 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 diciembre 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
dom. 12/212:02 pmPHX - BWI
1 stop28h 33mFrontier
mar. 1/61:02 pmBWI - PHX
1 stop29h 41mFrontier
Deal found 12/2$171
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
dom. 12/212:02 pmPHX - BWI
1 stop28h 33mMultiple Airlines
jue. 1/88:08 pmBWI - PHX
1 stop28h 28mMultiple Airlines
Deal found 12/2$186
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
dom. 12/212:02 pmPHX - BWI
1 stop28h 33mMultiple Airlines
mié. 1/78:38 pmBWI - PHX
1 stop14h 31mMultiple Airlines
Deal found 12/1$188
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
dom. 12/212:02 pmPHX - BWI
1 stop28h 33mFrontier
jue. 1/88:07 pmBWI - PHX
1 stop29h 03mFrontier
Deal found 12/1$191
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
vie. 12/197:55 amPHX - BWI
1 stop6h 52mFrontier
mar. 1/61:02 pmBWI - PHX
1 stop29h 41mFrontier
Deal found 12/2$192
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
jue. 12/256:15 amPHX - BWI
2 stops11h 49mMultiple Airlines
mar. 1/61:02 pmBWI - PHX
1 stop29h 41mMultiple Airlines
Deal found 12/2$198
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
mié. 12/246:41 pmPHX - BWI
1 stop20h 31mMultiple Airlines
mar. 1/61:02 pmBWI - PHX
1 stop29h 41mMultiple Airlines
Deal found 12/1$202
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
mié. 12/246:41 pmPHX - BWI
1 stop20h 31mMultiple Airlines
sáb. 1/101:02 pmBWI - PHX
1 stop25h 48mMultiple Airlines
Deal found 12/1$204
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
dom. 12/212:02 pmPHX - BWI
1 stop28h 33mFrontier
mié. 1/711:45 amBWI - PHX
2 stops27h 05mFrontier
Deal found 12/2$205
This Trip.com deal was found by Cheapflights users on 12/2. 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.
lun. 12/87:00 amPHX - DCA
1 stop28h 06mFrontier
mié. 12/106:00 pmDCA - PHX
1 stop7h 49mFrontier
Deal found 12/2$219
This Kiwi.com deal was found by Cheapflights users on 12/3. 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.
mié. 12/3110:26 pmPHX - DCA
2 stops12h 35mFrontier
mié. 1/76:00 pmDCA - PHX
1 stop8h 29mFrontier
Deal found 12/3$220
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
sáb. 12/2010:46 pmPHX - DCA
2 stops12h 15mFrontier
mar. 1/62:00 pmDCA - PHX
1 stop12h 29mFrontier
Deal found 12/2$222

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 diciembre 4, 2025.

Round-trip from

$158
(Kiwi.com)

One-way from

$55
(Trip.com)

Popular in

November

Cheapest in

August

Average price

$386
From Phoenix to Washington, D.C. (WAS)
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One-way flight from Phoenix to Washington, D.C. (WAS)
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Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 diciembre 4, 2025.
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

jue. 1/15

1:31 pm-10:25 pm

1 stop6h 54m

Baltimore/Washington

sáb. 1/24

10:05 am-3:57 pm

1 stop7h 52m

$222

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

jue. 1/8

3:13 pm-9:25 pm

Nonstop4h 12m

Washington, D.C. Dulles Intl

dom. 1/11

2:24 pm-9:54 pm

1 stop9h 30m

$223

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mar. 1/20

10:50 am-4:50 pm

Nonstop4h 00m

Washington, D.C. Dulles Intl

sáb. 1/24

7:00 am-10:15 am

Nonstop5h 15m

$224

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

vie. 12/12

12:57 pm-11:00 pm

1 stop8h 03m

Baltimore/Washington

mar. 12/16

10:20 am-3:48 pm

1 stop7h 28m

$224

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

jue. 12/11

6:20 am-5:16 pm

1 stop8h 56m

Baltimore/Washington

sáb. 12/13

10:20 am-3:48 pm

1 stop7h 28m

$224

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

vie. 2/20

1:31 pm-10:16 pm

1 stop6h 45m

Washington, D.C. Dulles Intl

dom. 2/22

5:33 pm-8:51 pm

Nonstop5h 18m

$227

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

mar. 12/30

7:40 pm-6:20 am

1 stop8h 40m

Baltimore/Washington

mar. 1/6

8:20 am-3:25 pm

1 stop9h 05m

$228

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mar. 1/20

12:28 pm-9:17 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

sáb. 1/24

5:17 pm-10:59 pm

1 stop7h 42m

$229

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

mié. 1/21

3:17 pm-4:01 pm

2 stops22h 44m

Washington, D.C. Reagan-National

dom. 1/25

8:59 am-3:03 pm

1 stop8h 04m

$243

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

jue. 3/12

9:41 pm-11:05 am

1 stop10h 24m

Washington, D.C. Reagan-National

lun. 3/16

6:00 am-1:11 pm

1 stop10h 11m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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 November 28, 2025.

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, January 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 $199). 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 diciembre 4, 2025.

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 31% on your trip compared to booking a flight in the morning.

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 December 16, 2024.

Travelers seeking maximum savings on their Phoenix to Washington, D.C. flight should consider departing on Wednesday mornings 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 diciembre 4, 2025.

The most flights from PH1 to WAS are scheduled on a Wednesday (13 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 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 at night are less likely to be delayed, whereas flights leaving in the evening 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 9% 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 diciembre 4, 2025.
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
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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
5.8
Fair
3,091 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

8.0

Food

7.0

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 4h. Fly via United Airlines, Southwest, or Alaska Airlines to get the fastest option. The distance between Phoenix and Washington, D.C. is about 1950 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 Southwest and Delta - these airlines can fly you to your destination from $236 and $244, 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 $65. Southwest flights start at $77 while deals on United Airlines start at $129 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 - Baltimore/Washington or Phoenix Sky Harbor Intl - Washington, D.C. Reagan-National 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 Avianca (95%), United Airlines (91%) and Lufthansa (90%).

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

    On average you can expect to pay $1,096 for a flight from Phoenix to Washington, D.C.. The cheapest flight overall is $145 while the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl) is currently priced at $158.

  • 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, January 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 $199). 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
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Phoenix to Washington, D.C.

Discover the top 6 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$138Average$257FlexibilityNo cancel feeOn-time65%
FrontierCheapest$142Average$265FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$186Average$388FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$371FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$233Average$422FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$351FlexibilityNo cancel feeOn-timeN/A

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