Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Washington, D.C. to Phoenix Sky Harbor Intl Airport from £108

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PHX
1 Apr — 8 Apr1
1 adult

Cheapflights Tip: The best prices from Washington, D.C. to Phoenix Sky Harbor Intl are usually found in January or July, booked 30 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 27 March 2025.

Round-trip from

£215

One-way from

£108

Popular in

December

Cheapest in

January

Average price

£349
Southwest
  • Southwest
  • 19/4-28/4
  • 2 total stops
  • 14h 55m total
  • Washington, D.C. to Phoenix
United Airlines
  • United Airlines
  • 28/4
  • Nonstop
  • 5h 07m total
  • Washington, D.C. to Phoenix
Highest demand for flights based on searches. 0% potential increase in price (£0 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in March 2025

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 27 March 2025.

Sat 19/414:25DCA - PHX
1 stop8h 20mSouthwest
Mon 28/422:55PHX - DCA
1 stop6h 35mSouthwest
Deal found 26/3£215
Mon 28/417:35IAD - PHX
Nonstop5h 10mSouthwest
Wed 30/412:25PHX - IAD
1 stop7h 10mSouthwest
Deal found 27/3£222
Mon 26/507:50DCA - PHX
1 stop7h 56mDelta
Fri 30/511:43PHX - DCA
1 stop7h 18mDelta
Deal found 26/3£222
Fri 25/417:50IAD - PHX
Nonstop5h 07mUnited Airlines
Mon 28/423:32PHX - IAD
Nonstop4h 18mUnited Airlines
Deal found 27/3£223
Tue 22/407:00IAD - PHX
1 stop11h 49mAlaska Airlines
Wed 30/417:00PHX - IAD
1 stop11h 43mAlaska Airlines
Deal found 27/3£229
Thu 24/407:25IAD - PHX
1 stop12h 00mDelta
Mon 28/422:59PHX - IAD
1 stop6h 32mDelta
Deal found 27/3£230
Sun 20/407:30IAD - PHX
1 stop28h 22mSun Country Air
Thu 24/418:40PHX - IAD
1 stop14h 43mSun Country Air
Deal found 26/3£232
Wed 16/414:46DCA - PHX
1 stop7h 52mUnited Airlines
Fri 18/410:20PHX - DCA
1 stop7h 37mUnited Airlines
Deal found 25/3£239
Sat 8/1114:00DCA - PHX
1 stop10h 46mJetBlue
Tue 11/1122:10PHX - DCA
1 stop9h 31mJetBlue
Deal found 26/3£246
Tue 16/909:00IAD - PHX
1 stop11h 05mHawaiian Airlines
Tue 23/918:15PHX - IAD
1 stop10h 17mHawaiian Airlines
Deal found 27/3£246
Tue 22/409:59DCA - PHX
1 stop10h 59mAlaska Airlines
Tue 29/406:00PHX - DCA
2 stops13h 15mAlaska Airlines
Deal found 25/3£366

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 27 March 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

Sat 19/4

14:25-19:45

1 stop8h 20m

Phoenix Sky Harbor Intl

Mon 28/4

22:55-08:30

1 stop6h 35m

£215

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Mon 26/5

06:00-09:51

1 stop6h 51m

Phoenix Sky Harbor Intl

Thu 29/5

00:45-11:03

1 stop7h 18m

£222

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Mon 28/4

17:35-19:45

Nonstop5h 10m

Phoenix Sky Harbor Intl

Wed 30/4

12:25-22:35

1 stop7h 10m

£222

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 25/4

17:50-19:57

Nonstop5h 07m

Phoenix Sky Harbor Intl

Mon 28/4

23:32-06:50

Nonstop4h 18m

£223

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Tue 22/4

07:00-15:49

1 stop11h 49m

Phoenix Sky Harbor Intl

Wed 30/4

17:00-07:43

1 stop11h 43m

£229

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 24/4

07:25-16:25

1 stop12h 00m

Phoenix Sky Harbor Intl

Mon 28/4

22:59-08:31

1 stop6h 32m

£230

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sun 20/4

07:30-08:52

1 stop28h 22m

Phoenix Sky Harbor Intl

Thu 24/4

18:40-12:23

1 stop14h 43m

£232

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 16/4

08:15-13:18

1 stop8h 03m

Phoenix Sky Harbor Intl

Thu 17/4

00:45-10:53

1 stop7h 08m

£239

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Tue 16/9

09:00-17:05

1 stop11h 05m

Phoenix Sky Harbor Intl

Tue 23/9

18:15-07:32

1 stop10h 17m

£246

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 22/4

09:59-17:58

1 stop10h 59m

Phoenix Sky Harbor Intl

Tue 29/4

06:00-22:15

2 stops13h 15m

£366

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 21 results
1
2
3

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 21 March 2025.

Booking 30 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 27 March 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 27 March 2025.

The most flights from WAS to PHX are scheduled on a Thursday (17 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 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 27 March 2025.
See what other customers who have flown with Southwest, Alaska Airlines 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.

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very Good

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Comfort

8.1

Crew

8.6

Overall

8.1

Entertainment

7.6

Boarding

8.2

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 Southwest. Our recent data shows that you can find tickets from as low as £215 on this airline. Additional options worth looking into are Delta and United Airlines, starting at £222 and £223 round-trip. These flights start at 32% 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 £108. Delta flights start at £108 while deals on Southwest start at £112 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: United Airlines (89%), Avianca (87%), Lufthansa (85%).

  • 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

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Goodyear
Chandler

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Sky Harbor Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.