Sky Harbor Intl

$88+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PHX
Jun 10 — Jun 171
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Cheapflights Tip: The best prices from Washington, D.C. to Phoenix Sky Harbor Intl are usually found in January 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 June 5, 2025.

Round-trip from

$230
(Southwest)

One-way from

$88
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$398

Good round-trip deal

$299 or less

Good one-way deal

$149 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 ($7 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in June 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 June 5, 2025.

This Frontier deal was found by Cheapflights users on 6/5. 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 10/77:00 amDCA - PHX
1 stop7h 14mFrontier
Wed 10/156:33 amPHX - DCA
1 stop12h 26mFrontier
Deal found 6/5$230
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/113:39 pmIAD - PHX
1 stop9h 16mUnited Airlines
Sun 8/1711:35 pmPHX - IAD
Nonstop4h 23mUnited Airlines
Deal found 6/4$231
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/214:30 pmIAD - PHX
Nonstop4h 40mSouthwest
Mon 8/2512:15 pmPHX - IAD
2 stops7h 35mSouthwest
Deal found 6/5$234
This Booking.com deal was found by Cheapflights users on 6/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1411:04 amIAD - PHX
1 stop27h 10mFrontier
Wed 7/167:17 pmPHX - IAD
1 stop8h 17mFrontier
Deal found 6/4$235
This Southwest deal was found by Cheapflights users on 6/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:35 pmDCA - PHX
1 stop6h 25mSouthwest
Fri 11/146:20 amPHX - DCA
1 stop5h 55mSouthwest
Deal found 6/5$235
This American Airlines deal was found by Cheapflights users on 6/5. 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 7/17:29 amDCA - PHX
Nonstop4h 47mAmerican Airlines
Fri 7/412:48 pmPHX - DCA
Nonstop4h 22mAmerican Airlines
Deal found 6/5$239
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 8/219:59 amDCA - PHX
1 stop8h 19mAlaska Airlines
Sun 8/3111:28 amPHX - DCA
1 stop7h 31mAlaska Airlines
Deal found 6/5$240
This FlightHub deal was found by Cheapflights users on 6/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1610:27 amBWI - PHX
1 stop26h 16mMultiple Airlines
Sat 6/219:46 pmPHX - BWI
1 stop6h 18mMultiple Airlines
Deal found 6/3$241
This Mytrip deal was found by Cheapflights users on 6/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/206:43 pmBWI - PHX
1 stop28h 38mSpirit Airlines
Mon 6/3012:54 pmPHX - BWI
1 stop13h 49mSpirit Airlines
Deal found 6/2$244
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sat 7/125:26 pmBWI - PHX
1 stop8h 08mFrontier
Tue 7/152:03 pmPHX - BWI
1 stop23h 28mFrontier
Deal found 6/3$247
This Mytrip deal was found by Cheapflights users on 6/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1311:58 amIAD - PHX
2 stops37h 36mMultiple Airlines
Sun 7/207:39 amPHX - IAD
1 stop27h 44mMultiple Airlines
Deal found 6/4$252
This JetBlue deal was found by Cheapflights users on 6/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:59 amDCA - PHX
1 stop8h 51mJetBlue
Wed 12/1010:10 pmPHX - DCA
1 stop7h 36mJetBlue
Deal found 6/4$255

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 June 5, 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

Tue 10/7

7:00 am-11:14 am

1 stop7h 14m

Phoenix Sky Harbor Intl

Wed 10/15

6:33 am-9:59 pm

1 stop12h 26m

$230

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Mon 8/11

3:39 pm-9:55 pm

1 stop9h 16m

Phoenix Sky Harbor Intl

Sun 8/17

11:35 pm-6:58 am

Nonstop4h 23m

$231

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 8/21

4:30 pm-6:10 pm

Nonstop4h 40m

Phoenix Sky Harbor Intl

Mon 8/25

12:15 pm-10:50 pm

2 stops7h 35m

$234

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Mon 7/14

11:04 am-11:14 am

1 stop27h 10m

Phoenix Sky Harbor Intl

Wed 7/16

7:17 pm-6:34 am

1 stop8h 17m

$235

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Thu 11/6

4:35 pm-9:00 pm

1 stop6h 25m

Phoenix Sky Harbor Intl

Fri 11/14

6:20 am-2:15 pm

1 stop5h 55m

$235

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 7/1

7:29 am-9:16 am

Nonstop4h 47m

Phoenix Sky Harbor Intl

Fri 7/4

12:48 pm-8:10 pm

Nonstop4h 22m

$239

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Thu 8/21

9:59 am-3:18 pm

1 stop8h 19m

Phoenix Sky Harbor Intl

Sun 8/31

11:28 am-9:59 pm

1 stop7h 31m

$240

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Mon 6/16

10:27 am-9:43 am

1 stop26h 16m

Phoenix Sky Harbor Intl

Sat 6/21

9:46 pm-7:04 am

1 stop6h 18m

$241

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Fri 6/20

6:43 pm-8:21 pm

1 stop28h 38m

Phoenix Sky Harbor Intl

Thu 6/26

12:54 pm-7:29 pm

2 stops27h 35m

$242

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sun 7/13

11:58 am-10:34 pm

2 stops37h 36m

Phoenix Sky Harbor Intl

Sun 7/20

7:39 am-2:23 pm

1 stop27h 44m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 50 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 May 23, 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 June 5, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 34% 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 June 1, 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 June 5, 2025.

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

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

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 June 5, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to Phoenix have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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

    Southwest, at $230, 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 Frontier and United Airlines. Southwest is 43% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $88 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $118 and Hawaiian Airlines from $118 one-way.

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

  • 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 $163. While the most popular route (Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl) can be booked for $135 on average our data indicates $385 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

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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 June 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$94Average$212FlexibilityNo cancel feeOn-time65%
FrontierCheapest$132Average$239FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$142Average$318FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$166Average$413FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$253Average$411FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$285Average$436FlexibilityNo cancel feeOn-time63%

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