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Washington, D.C.

$75+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — WAS
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Washington, D.C. are usually found in August or September, booked 82 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap 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 March 31, 2025.

Round-trip from

$187
(Mytrip)

One-way from

$75
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$433
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. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/235:46 pmPHX - BWI
1 stop22h 04mSpirit Airlines
Mon 4/286:51 amBWI - PHX
1 stop9h 37mSpirit Airlines
Deal found 3/30$187
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Thu 4/242:34 pmPHX - BWI
1 stop12h 12mMultiple Airlines
Mon 4/282:21 pmBWI - PHX
1 stop7h 29mMultiple Airlines
Deal found 3/30$192
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2211:59 pmPHX - BWI
1 stop6h 55mUnited Airlines
Tue 4/296:00 amBWI - PHX
1 stop10h 18mUnited Airlines
Deal found 3/30$227
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/291:04 amPHX - BWI
1 stop6h 15mAmerican Airlines
Sat 5/317:26 amBWI - PHX
1 stop7h 44mAmerican Airlines
Deal found 3/31$228
This Flightnetwork deal was found by Cheapflights users on 3/30. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:54 pmPHX - IAD
1 stop9h 37mFrontier
Wed 5/217:45 amIAD - PHX
1 stop12h 04mFrontier
Deal found 3/30$235
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 5/411:48 amPHX - BWI
1 stop7h 54mFrontier
Fri 5/166:12 pmBWI - PHX
1 stop8h 43mFrontier
Deal found 3/31$237
This Frontier deal was found by Cheapflights users on 3/30. 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 4/225:40 amPHX - DCA
1 stop13h 19mFrontier
Fri 4/251:00 pmDCA - PHX
1 stop8h 16mFrontier
Deal found 3/30$238
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/2411:46 pmPHX - DCA
Nonstop4h 14mAmerican Airlines
Wed 5/2810:20 amDCA - PHX
Nonstop5h 15mAmerican Airlines
Deal found 3/30$239
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:00 amPHX - DCA
1 stop11h 59mAlaska Airlines
Sat 5/318:00 amDCA - PHX
1 stop9h 47mAlaska Airlines
Deal found 3/31$256
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/85:06 pmPHX - IAD
1 stop9h 28mAlaska Airlines
Tue 4/157:00 amIAD - PHX
1 stop10h 42mAlaska Airlines
Deal found 3/30$256
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2111:30 pmPHX - IAD
Nonstop4h 18mUnited Airlines
Sat 5/245:34 pmIAD - PHX
Nonstop4h 48mUnited Airlines
Deal found 3/30$269
This Sun Country Air deal was found by Cheapflights users on 3/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/110:57 amPHX - IAD
1 stop22h 51mSun Country Air
Thu 11/2012:44 pmIAD - PHX
1 stop8h 12mSun Country Air
Deal found 3/29$275

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 March 31, 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

Wed 4/23

5:46 pm-6:50 pm

1 stop22h 04m

Baltimore/Washington

Mon 4/28

6:51 am-1:28 pm

1 stop9h 37m

$187

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 4/24

2:34 pm-5:46 am

1 stop12h 12m

Baltimore/Washington

Thu 5/1

1:38 pm-5:20 pm

1 stop6h 42m

$192

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Tue 4/22

11:59 pm-9:54 am

1 stop6h 55m

Baltimore/Washington

Tue 4/29

6:00 am-1:18 pm

1 stop10h 18m

$227

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Tue 4/29

1:04 am-10:19 am

1 stop6h 15m

Baltimore/Washington

Sat 5/31

7:26 am-12:10 pm

1 stop7h 44m

$228

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Wed 5/14

5:54 pm-6:31 am

1 stop9h 37m

Washington, D.C. Dulles Intl

Wed 5/21

7:45 am-4:49 pm

1 stop12h 04m

$235

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sun 5/4

11:48 am-10:42 pm

1 stop7h 54m

Baltimore/Washington

Fri 5/16

6:12 pm-11:55 pm

1 stop8h 43m

$237

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 4/22

5:40 am-9:59 pm

1 stop13h 19m

Washington, D.C. Reagan-National

Sat 4/26

7:00 am-12:07 pm

1 stop8h 07m

$238

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Sat 5/24

11:46 pm-7:00 am

Nonstop4h 14m

Washington, D.C. Reagan-National

Wed 5/28

10:20 am-12:35 pm

Nonstop5h 15m

$239

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Wed 4/30

7:00 am-9:59 pm

1 stop11h 59m

Washington, D.C. Reagan-National

Sat 5/31

8:00 am-2:47 pm

1 stop9h 47m

$256

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 4/10

5:15 am-5:59 pm

1 stop9h 44m

Washington, D.C. Dulles Intl

Sat 4/26

6:30 am-12:54 pm

1 stop9h 24m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 50 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 March 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 82 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, August is the cheapest month in which you can book a flight from Phoenix to Washington, D.C. (average of $241). Flying from Phoenix to Washington, D.C. in March is currently the most expensive (average of $290). 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 March 31, 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 33% 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 October 13, 2024.

Travelers seeking maximum savings on their Phoenix to Washington, D.C. flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday mornings 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 March 31, 2025.

The most flights from PH1 to WAS are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 March 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Phoenix to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,344 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    Currently priced at $187, Spirit Airlines will fly you from Phoenix to Washington, D.C. and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $227 and $228, respectively. Users have found that Spirit Airlines is 49% 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $75. Alaska Airlines flights start at $114 while deals on American Airlines start at $115 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 cheapest flights from Phoenix to Washington, D.C.?

    On average you can expect to pay $326 for a flight from Phoenix to Washington, D.C.. The cheapest flight overall is $138 while the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl) is currently priced at $267.

  • 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, August is the cheapest month in which you can book a flight from Phoenix to Washington, D.C. (average of $241). Flying from Phoenix to Washington, D.C. in March is currently the most expensive (average of $290). 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 Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Woodbridge
Gaithersburg
Fredericksburg
Linthicum Heights
Silver Spring
Falls Church
Laurel
Easton
Herndon
Bowie
Gettysburg
National Harbor
Oxon Hill
Reston

Browse thousands of different options on Cheapflights for your next trip

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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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$135Average$225FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$135Average$223FlexibilityNo cancel feeOn-time65%
DeltaCheapest$188Average$355FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$217Average$429FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$227Average$275FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$247Average$450FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$253Average$399FlexibilityNo cancel feeOn-time69%
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