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Cheap flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport from £97

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PHX
27 Apr — 4 May1
1 adult

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 Monday or Tuesday and return on a Monday

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 22 April 2025.

Round-trip from

£201

One-way from

£97

Popular in

December

Cheapest in

January

Average price

£359

Good one-way deal

£302 or less
United Airlines
  • United Airlines
  • 20/5-24/5
  • Nonstop
  • 9h 30m total
  • Washington, D.C. to Phoenix
United Airlines
  • United Airlines
  • 1/7
  • 1 total stop
  • 9h 32m total
  • Washington, D.C. to Phoenix
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in April 2025
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 22 April 2025.

Tue 20/512:45IAD - PHX
Nonstop5h 07mUnited Airlines
Sat 24/523:39PHX - IAD
Nonstop4h 23mUnited Airlines
Deal found 22/4£201
Sat 26/406:30IAD - PHX
1 stop9h 24mAlaska Airlines
Fri 2/518:16PHX - IAD
1 stop10h 27mAlaska Airlines
Deal found 22/4£207
Wed 12/1108:00DCA - PHX
1 stop12h 31mAlaska Airlines
Wed 19/1110:45PHX - DCA
1 stop9h 10mAlaska Airlines
Deal found 21/4£207
Sat 24/516:00IAD - PHX
Nonstop5h 00mSouthwest
Fri 30/509:35PHX - IAD
Nonstop4h 15mSouthwest
Deal found 21/4£212
Thu 20/1112:44IAD - PHX
1 stop22h 06mSun Country Air
Thu 27/1112:09PHX - IAD
1 stop21h 08mSun Country Air
Deal found 20/4£213
Tue 1/706:00DCA - PHX
1 stop8h 02mUnited Airlines
Thu 31/723:09PHX - DCA
1 stop6h 48mUnited Airlines
Deal found 21/4£216
Thu 12/613:45DCA - PHX
1 stop11h 10mJetBlue
Mon 16/622:50PHX - DCA
1 stop8h 53mJetBlue
Deal found 22/4£221
Tue 1/707:35IAD - PHX
1 stop7h 37mDelta
Sat 5/707:05PHX - IAD
1 stop6h 46mDelta
Deal found 21/4£222
Sat 24/512:30DCA - PHX
1 stop8h 14mDelta
Sat 24/500:45PHX - DCA
1 stop7h 18mDelta
Deal found 21/4£222
Thu 14/809:00IAD - PHX
1 stop10h 29mHawaiian Airlines
Mon 18/817:29PHX - IAD
1 stop10h 58mHawaiian Airlines
Deal found 22/4£238
Tue 16/908:00DCA - PHX
1 stop9h 48mHawaiian Airlines
Tue 23/907:00PHX - DCA
1 stop11h 59mHawaiian Airlines
Deal found 22/4£238
Fri 4/714:15DCA - PHX
1 stop6h 25mSouthwest
Wed 9/712:15PHX - DCA
2 stops7h 30mSouthwest
Deal found 21/4£241

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 22 April 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

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Tue 20/5

12:45-14:52

Nonstop5h 07m

Phoenix Sky Harbor Intl

Sat 24/5

23:39-07:02

Nonstop4h 23m

£201

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 24/5

13:00-17:44

1 stop7h 44m

Phoenix Sky Harbor Intl

Wed 28/5

00:45-11:16

1 stop7h 31m

£207

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sat 24/5

12:00-16:40

1 stop7h 40m

Phoenix Sky Harbor Intl

Sat 24/5

00:45-11:03

1 stop7h 18m

£207

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 24/5

16:00-18:00

Nonstop5h 00m

Phoenix Sky Harbor Intl

Fri 30/5

09:35-16:50

Nonstop4h 15m

£212

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 1/7

06:00-11:02

1 stop8h 02m

Phoenix Sky Harbor Intl

Thu 31/7

23:09-08:57

1 stop6h 48m

£216

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Mon 16/6

12:40-09:10

1 stop23h 30m

Phoenix Sky Harbor Intl

Wed 18/6

17:44-11:43

1 stop14h 59m

£217

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Thu 12/6

13:45-21:55

1 stop11h 10m

Phoenix Sky Harbor Intl

Mon 16/6

22:50-10:43

1 stop8h 53m

£221

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sat 13/9

17:06-23:55

1 stop9h 49m

Phoenix Sky Harbor Intl

Fri 26/9

07:00-21:59

1 stop11h 59m

£236

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 14/8

09:00-16:29

1 stop10h 29m

Phoenix Sky Harbor Intl

Mon 18/8

17:29-07:27

1 stop10h 58m

£238

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 16/9

08:00-14:48

1 stop9h 48m

Phoenix Sky Harbor Intl

Tue 23/9

07:00-21:59

1 stop11h 59m

£238

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 26 results
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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 return 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 return flight from Washington, D.C. to Sky Harbor Intl. Price data was last updated on 18 April 2025.

Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 £729). Flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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 22 April 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Phoenix Sky Harbor Intl Airport at midday. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the morning.

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 22 April 2025.

The most flights from WAS to PHX are scheduled on a Monday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 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 - 28.0 inches per month. July is typically the wettest month, when rainfall can reach 28.0 mm. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 mm.

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 35.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 13.0 C).

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 22 April 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Washington, D.C. to Phoenix have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
8.0
Very Good

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Overall

8.0

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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?

    Our cheapest airline available from Washington, D.C. to Phoenix Sky Harbor Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as £201 on this airline. Additional options worth looking into are Delta and Southwest, starting at £207 and £212 round-trip. These flights start at 34% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £97. Alaska Airlines flights start at £103 while deals on JetBlue start at £103 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to Phoenix Sky Harbor Intl Airport on time: Avianca (92%), United Airlines (89%), Southwest (86%).

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

    On average you can expect to pay £302 for a flight from Washington, D.C. to Phoenix Sky Harbor Intl Airport. The cheapest flight overall is £302 while the most popular route, (Washington, D.C. Reagan-National - Phoenix Sky Harbor Intl) is currently priced at £191.

  • 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 holiday 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 £729). Flying from Washington, D.C. to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of £1,041). 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

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How does Cheapflights help users find flights from Washington, D.C. to Sky Harbor Intl?

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Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Sky Harbor Intl?

Cheapflights simply makes it quick and affordable to book flights from Washington, D.C. to Sky Harbor Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Washington, D.C. to Sky Harbor Intl with no change fees?

Need flexible booking options for your flight to Sky Harbor Intl from Washington, D.C.? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Sky Harbor Intl become cheaper?

Yes, Cheapflights offers price alerts on Washington, D.C. to Sky Harbor Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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