Sky Harbor Intl

$78+ Cheap flights from Washington, D.C. (WAS) to Sky Harbor Intl (PHX)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PHX
Aug 31 — Sep 71
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Cheapflights Tip: The best prices from Washington, D.C. to Phoenix Sky Harbor Intl are usually found in August or July, booked 54 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Washington, D.C. to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Sky Harbor Intl (PHX). 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 August 26, 2025.

Round-trip from

$217
(Mytrip)

One-way from

$78
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$356

Good round-trip deal

$330 or less

Good one-way deal

$156 or less
From Washington, D.C. (WAS) to Phoenix Sky Harbor Intl
One-way flight from Washington, D.C. (WAS) to Phoenix Sky Harbor Intl
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Phoenix Sky Harbor Intl.
Price to beat on a one-way flight from Washington, D.C. (WAS) to Phoenix Sky Harbor Intl.

Find flight deals from Washington, D.C. to Sky Harbor Intl

Cheapest flights from Washington, D.C. to Sky Harbor Intl
Explore the most affordable flight options available from Washington, D.C. to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2025.

This Mytrip deal was found by Cheapflights users on 8/24. 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.
Sat 10/189:38 pmIAD - PHX
1 stop18h 39mFrontier
Wed 10/2210:59 pmPHX - IAD
1 stop17h 08mFrontier
Deal found 8/24$217
This Priceline deal was found by Cheapflights users on 8/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:00 pmDCA - PHX
1 stop10h 44mFrontier
Mon 11/179:34 amPHX - DCA
1 stop10h 25mFrontier
Deal found 8/25$219
This Priceline deal was found by Cheapflights users on 8/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/31:00 pmDCA - PHX
1 stop11h 54mFrontier
Fri 9/58:37 amPHX - DCA
1 stop10h 22mFrontier
Deal found 8/25$221
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 9/86:10 amIAD - PHX
1 stop11h 47mFrontier
Mon 9/156:00 amPHX - IAD
1 stop15h 15mFrontier
Deal found 8/25$223
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Fri 10/249:58 pmIAD - PHX
1 stop18h 19mFrontier
Sun 10/2610:59 pmPHX - IAD
1 stop19h 08mFrontier
Deal found 8/24$225
This Priceline deal was found by Cheapflights users on 8/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:17 amIAD - PHX
1 stop11h 53mFrontier
Thu 10/28:05 pmPHX - IAD
1 stop10h 12mFrontier
Deal found 8/26$227
This Gotogate deal was found by Cheapflights users on 8/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:31 pmDCA - PHX
1 stop23h 33mFrontier
Wed 10/812:14 pmPHX - DCA
1 stop6h 45mFrontier
Deal found 8/26$231
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/226:10 amIAD - PHX
1 stop11h 47mFrontier
Mon 9/296:00 amPHX - IAD
1 stop15h 15mFrontier
Deal found 8/24$232
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 9/237:00 amDCA - PHX
2 stops13h 15mFrontier
Wed 9/248:00 amPHX - DCA
1 stop25h 10mFrontier
Deal found 8/26$232
This FlightHub deal was found by Cheapflights users on 8/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:10 amIAD - PHX
1 stop8h 22mFrontier
Fri 9/2612:37 pmPHX - IAD
1 stop8h 38mFrontier
Deal found 8/25$233
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Fri 9/196:27 pmBWI - PHX
2 stops20h 20mMultiple Airlines
Fri 9/261:27 pmPHX - BWI
1 stop30h 06mMultiple Airlines
Deal found 8/25$233
This Frontier deal was found by Cheapflights users on 8/25. 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 9/1110:17 amIAD - PHX
1 stop11h 53mFrontier
Fri 9/1912:37 pmPHX - IAD
1 stop8h 38mFrontier
Deal found 8/25$234

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Sky Harbor Intl 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 August 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Washington, D.C.

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Thu 11/13

1:00 pm-9:44 pm

1 stop10h 44m

Phoenix Sky Harbor Intl

Mon 11/17

9:34 am-9:59 pm

1 stop10h 25m

$219

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 11/12

7:00 am-12:15 pm

1 stop7h 15m

Phoenix Sky Harbor Intl

Sun 11/16

9:34 am-9:59 pm

1 stop10h 25m

$219

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 11/11

7:00 am-12:15 pm

1 stop7h 15m

Phoenix Sky Harbor Intl

Sun 11/16

7:30 am-5:01 pm

1 stop7h 31m

$219

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 9/3

1:00 pm-9:54 pm

1 stop11h 54m

Phoenix Sky Harbor Intl

Thu 9/4

6:32 am-4:59 pm

1 stop7h 27m

$221

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 10/14

7:00 am-3:04 pm

1 stop11h 04m

Phoenix Sky Harbor Intl

Thu 10/16

12:02 pm-9:59 pm

1 stop6h 57m

$231

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 10/15

7:00 am-6:21 pm

1 stop14h 21m

Phoenix Sky Harbor Intl

Fri 10/17

7:21 am-12:04 pm

1 stop25h 43m

$231

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Mon 10/6

6:31 pm-3:04 pm

1 stop23h 33m

Phoenix Sky Harbor Intl

Wed 10/8

12:14 pm-9:59 pm

1 stop6h 45m

$231

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Fri 10/24

11:14 am-4:25 pm

1 stop8h 11m

Phoenix Sky Harbor Intl

Sat 10/25

1:33 pm-4:30 am

1 stop11h 57m

$234

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Thu 10/9

11:31 am-3:19 pm

1 stop30h 48m

Phoenix Sky Harbor Intl

Thu 10/16

7:59 pm-5:32 pm

1 stop18h 33m

$234

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Fri 9/26

5:45 am-3:21 pm

1 stop12h 36m

Phoenix Sky Harbor Intl

Sat 10/4

8:00 am-4:30 am

1 stop17h 30m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 59 results
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The best insider tips for Washington, D.C. to Phoenix Sky Harbor Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Phoenix Sky Harbor Intl Airport trip
Airports
IAD

For quick check-in at IAD, locate your airline’s counter by walking around the first row if not visible initially.

Read more about IADby Ramsey Qubein
PHX

For a quick ride to downtown Phoenix, taxis offer a flat rate and are generally faster than public transport.

Read more about PHXby Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Washington, D.C. to Sky Harbor Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Sky Harbor Intl. Price data was last updated on August 22, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Phoenix Sky Harbor Intl Airport, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 WAS to PHX?

Find hourly flight availability from Washington, D.C. to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 36% on flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport by exploring options for tickets at noon.

What is the cheapest day to fly from Washington, D.C. to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Sky Harbor Intl. Price data was last updated on August 24, 2025.

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

Weekly flight availability from Washington, D.C. to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Washington, D.C. to Sky Harbor Intl. 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 August 26, 2025.

The most flights from WAS to PHX are scheduled on a Monday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

What’s the top layover airport for flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport?

Share of 1-stop round-trip flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Denver (DEN) – chosen by Cheapflights users on 60% of 1-stop itineraries from Washington, D.C. to Phoenix Sky Harbor Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport?

Average round-trip fare for 1-stop flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $148.

What’s the fastest layover option from Washington, D.C. to Phoenix Sky Harbor Intl Airport?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Dallas (DAL) have the shortest average one-way travel time for 1-stop routes: 6h 15m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dallas (DAL) offer the fastest connection on this route, with an average layover time of 0h 43m.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated August 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. to Phoenix Sky Harbor Intl 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.

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
8.0
Very good

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Comfort

8.0

Crew

8.6

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

    Frontier can get you from Washington, D.C. to Phoenix Sky Harbor Intl Airport in just under 10h 44m. Your travel time can differ by up to . The distance from Washington, D.C. to Phoenix Sky Harbor Intl Airport is about 1972 mi.

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

    Frontier, at $131, was found to be the cheapest airline from Washington, D.C. to Phoenix Sky Harbor Intl Airport.Alternate airlines to your destination round-trip include Delta and United Airlines. Frontier is 67% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

    The top 3 most reliable airlines when flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport are Avianca (77%), United Airlines (69%) and Austrian Airlines (59%).

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

    Looking at all options, your cheapest flight can be booked for $103. While the most popular route (Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl) can be booked for $195 on average our data indicates $854 when flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport.

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

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

  • How can I find direct flights from Washington, D.C. to Sky Harbor Intl?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Payson
Glendale
Chandler
Globe
Goodyear
Casa Grande
Buckeye
Camp Verde
Surprise
Peoria
Paradise Valley
Avondale
Guadalupe

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Washington, D.C. to Sky Harbor Intl

Discover the top 7 airlines that operate flights from Washington, D.C. to Sky Harbor Intl. 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 August 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$80Average$210FlexibilityNo cancel feeOn-time65%
FrontierCheapest$131Average$258FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$226Average$425FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$364FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$259Average$431FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$265Average$307FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$267Average$422FlexibilityNo cancel feeOn-time63%

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