£115 Cheap Flights from Washington (IAD) to Phoenix (PHX)

Featured airlines

    Plan, book, fly with confidence
    trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
    bex rewards loyalty icon
    Book smarter
    Save up to 25% on select hotels after you book a flight*
    payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Washington (IAD) to Phoenix (PHX)

Prices were available within the past 7 days and start at £115 for one-way flights and £248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 7 Oct - Tue, 15 Oct
IAD
Washington
PHX
Phoenix
£248 Return, found 6 days ago
£248
Return
found 6 days ago
Select Delta flight, departing Mon, 7 Oct from Washington to Phoenix, returning Tue, 15 Oct, priced at £248 found 6 days ago
American Airlines
Tue, 15 Oct - Tue, 22 Oct
IAD
Washington
PHX
Phoenix
£263 Return, found 6 days ago
£263
Return
found 6 days ago
Select American Airlines flight, departing Tue, 15 Oct from Washington to Phoenix, returning Tue, 22 Oct, priced at £263 found 6 days ago
American Airlines
Tue, 15 Oct - Tue, 22 Oct
IAD
Washington
PHX
Phoenix
£265 Return, found 6 days ago
£265
Return
found 6 days ago
Select American Airlines flight, departing Tue, 15 Oct from Washington to Phoenix, returning Tue, 22 Oct, priced at £265 found 6 days ago
Delta
Mon, 7 Oct - Sun, 20 Oct
IAD
Washington
PHX
Phoenix
£272 Return, found 6 days ago
£272
Return
found 6 days ago
Select Delta flight, departing Mon, 7 Oct from Washington to Phoenix, returning Sun, 20 Oct, priced at £272 found 6 days ago
United
Wed, 16 Oct - Wed, 23 Oct
IAD
Washington
PHX
Phoenix
£276 Return, found 6 days ago
£276
Return
found 6 days ago
Select United flight, departing Wed, 16 Oct from Washington to Phoenix, returning Wed, 23 Oct, priced at £276 found 6 days ago
Delta
Mon, 14 Oct - Tue, 22 Oct
IAD
Washington
PHX
Phoenix
£281 Return, found 6 days ago
£281
Return
found 6 days ago
Select Delta flight, departing Mon, 14 Oct from Washington to Phoenix, returning Tue, 22 Oct, priced at £281 found 6 days ago
American Airlines
Wed, 16 Oct - Wed, 23 Oct
IAD
Washington
PHX
Phoenix
£283 Return, found 6 days ago
£283
Return
found 6 days ago
Select American Airlines flight, departing Wed, 16 Oct from Washington to Phoenix, returning Wed, 23 Oct, priced at £283 found 6 days ago
American Airlines
Sat, 12 Oct - Sat, 19 Oct
IAD
Washington
PHX
Phoenix
£284 Return, found 6 days ago
£284
Return
found 6 days ago
Select American Airlines flight, departing Sat, 12 Oct from Washington to Phoenix, returning Sat, 19 Oct, priced at £284 found 6 days ago
United
Sat, 12 Oct - Sat, 19 Oct
IAD
Washington
PHX
Phoenix
£285 Return, found 6 days ago
£285
Return
found 6 days ago
Select United flight, departing Sat, 12 Oct from Washington to Phoenix, returning Sat, 19 Oct, priced at £285 found 6 days ago
American Airlines
Tue, 15 Oct - Tue, 22 Oct
IAD
Washington
PHX
Phoenix
£286 Return, found 6 days ago
£286
Return
found 6 days ago
Select American Airlines flight, departing Tue, 15 Oct from Washington to Phoenix, returning Tue, 22 Oct, priced at £286 found 6 days ago
Flight from Washington to Phoenix route information
Origin airport
Washington Dulles Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines
Return price
£248
Distance
3123 km
Average flight time
2 hours 1 min

Compare flights from Washington to Phoenix easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Phoenix. Operating between them 7 flights per day, 20 airlines cover the route. And Austrian, Avianca, Brussels Airlines, Lufthansa, United Airlines fly direct, getting you to Sky Harbor Intl. in just 0hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Sky Harbor Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Sky Harbor Intl. (PHX) 

The easiest way to view the best deals on flights from Washington to Phoenix today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Sky Harbor Intl. start at just £248 and range up to £286.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Phoenix
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Phoenix flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Sky Harbor Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from IAD to Phoenix Sky Harbour Intl. Airport?
Start packing your bags, because round-trip flights from Washington Dulles Intl. Airport (IAD) to Phoenix Sky Harbour Airport start from £248. That’s based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Phoenix Sky Harbour Airport?
We get that your situation can change unexpectedly, so we’ve made it as hassle-free as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from IAD to PHX that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Washington Dulles Intl. Airport (IAD) to Sky Harbour Intl. Airport (PHX) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Dulles Intl. Airport to Phoenix Sky Harbour Airport?
You’ll be cruising at altitude for a while, as the flight distance between Dulles Intl. Airport and PHX is 3,100 kilometres. Put together a playlist of your favourite podcasts before you leave home to keep yourself entertained during the flight.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Phoenix Sky Harbour Airport?
Operating 30 flights monthly, United Airlines (UA) is a top choice when flying directly from Washington Dulles Intl. Airport (IAD) to Sky Harbour Intl. Airport (PHX).
Are Dulles Intl. Airport to PHX flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAD to Sky Harbour Intl. Airport (PHX) at the last minute could be your ticket to a cheap deal. However, you might miss out on a flight altogether! If you’d rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn’t released tickets yet, check back regularly as deals are updated all the time on Expedia.
*Available to Expedia members.