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CA $220 Cheap Flights from Washington (IAD) to Phoenix (PHX)

View CA $220 flight on Mon, Dec 14, 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Sky Harbor International Airport (PHX)

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

Prices were available within the past 7 days and start at CA $220 for one-way flights and CA $442 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 20 - Sat, Oct 24
IAD
Washington
PHX
Phoenix
CA $442 Roundtrip, found 2 days ago
CA $442
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Washington to Phoenix, returning Sat, Oct 24, priced at CA $442 found 2 days ago
Alaska Airlines
Mon, Dec 7 - Fri, Dec 25
IAD
Washington
PHX
Phoenix
CA $444 Roundtrip, found 5 days ago
CA $444
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 7 from Washington to Phoenix, returning Fri, Dec 25, priced at CA $444 found 5 days ago
Alaska Airlines
Tue, Oct 6 - Tue, Oct 27
IAD
Washington
PHX
Phoenix
CA $470 Roundtrip, found 5 days ago
CA $470
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Oct 6 from Washington to Phoenix, returning Tue, Oct 27, priced at CA $470 found 5 days ago
Alaska Airlines
Wed, Sep 23 - Tue, Sep 29
IAD
Washington
PHX
Phoenix
CA $470 Roundtrip, found 6 days ago
CA $470
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Washington to Phoenix, returning Tue, Sep 29, priced at CA $470 found 6 days ago
Delta
Thu, Oct 15 - Tue, Oct 20
IAD
Washington
PHX
Phoenix
CA $484 Roundtrip, found 3 days ago
CA $484
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 15 from Washington to Phoenix, returning Tue, Oct 20, priced at CA $484 found 3 days ago
Alaska Airlines
Mon, Oct 19 - Sat, Oct 24
IAD
Washington
PHX
Phoenix
CA $496 Roundtrip, found 2 days ago
CA $496
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Washington to Phoenix, returning Sat, Oct 24, priced at CA $496 found 2 days ago
Alaska Airlines
Wed, Sep 23 - Tue, Sep 29
IAD
Washington
PHX
Phoenix
CA $497 Roundtrip, found 6 days ago
CA $497
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Washington to Phoenix, returning Tue, Sep 29, priced at CA $497 found 6 days ago
Alaska Airlines
Wed, Sep 23 - Tue, Sep 29
IAD
Washington
PHX
Phoenix
CA $498 Roundtrip, found 6 days ago
CA $498
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Washington to Phoenix, returning Tue, Sep 29, priced at CA $498 found 6 days ago
American Airlines
Mon, Oct 5 - Fri, Oct 16
IAD
Washington
PHX
Phoenix
CA $522 Roundtrip, found 8 hours ago
CA $522
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Oct 5 from Washington to Phoenix, returning Fri, Oct 16, priced at CA $522 found 8 hours ago
United
Mon, Dec 7 - Fri, Dec 25
IAD
Washington
PHX
Phoenix
CA $562 Roundtrip, found 5 days ago
CA $562
Roundtrip
found 5 days ago
Select United flight, departing Mon, Dec 7 from Washington to Phoenix, returning Fri, Dec 25, priced at CA $562 found 5 days ago

Find the cheapest month to fly from Washington (IAD) to Phoenix (PHX)

September is typically the cheapest month to fly

From CA $336 - CA $497 per traveller.

Frequently asked questions

How much does a flight from Washington, DC (IAD) to Phoenix, AZ (PHX) cost?
You can find cheap one-way flights from CA $220 and cheap return flights from CA $442 IAD to PHX with Expedia. One-way flights typically cost between CA$410 and CA$1,308. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to PHX ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD) to Phoenix, AZ (PHX)?
The cheapest months to fly from Washington, DC (IAD) to Phoenix, AZ (PHX) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are 2 airlines offering direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.). These include:
  • United operates 10 direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
  • Southwest Airlines operates 7 direct flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Southwest Airlines is one of the cheapest airlines offering nonstop return flights from Washington Dulles Intl. (IAD) to Sky Harbor Intl. (PHX), with tickets starting from around CA$253 for flights that can be booked for departure within the next year. Southern Airways offers one of the cheapest connecting return flights from Washington Dulles Intl. (IAD) to Sky Harbor Intl. (PHX) with a layover in DuBois Regional (DUJ), starting from around CA$716. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Washington, DC (IAD) to Phoenix, AZ (PHX)?
To find a cheap flight from Washington, DC (IAD) to Phoenix, AZ (PHX), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, Southwest Airlines typically offers the lowest fares. United offers the most daily flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The cheapest months to fly from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) are typically August and September, with average return flights around CA$490. While March is a popular month for travel, offering plenty of flight options, it's not the cheapest. If you're looking for the best value, aiming for late summer or early autumn could save you money.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll find around 2 nonstop flights per day from Washington Dulles Intl. (IAD) to Sky Harbor Intl. (PHX). For even more choices, look at flights that include layovers, as there are approximately 85 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Charlotte-Douglas Intl. (CLT).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Washington Dulles Intl. (IAD) to Sky Harbor Intl. (PHX) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active in February and March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll generally find the most flights from Washington Dulles Intl. (IAD) to Phoenix, AZ (PHX) on a Thursday, with around 54 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Flight schedules are quite consistent throughout the week, so you'll have plenty of choices no matter which day you choose to fly.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) are in the early morning, from 6am to 9am. Many major carriers, including United, American Airlines and Delta, offer flights during this window. Many travellers prefer these times as they allow for an early start to their journey, getting you to your destination with plenty of time left in the day.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A direct flight from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) typically takes around 5 hours 18 minutes, covering a distance of approximately 3,143 kilometers. If you opt for a flight with one stop, your journey will usually be longer, taking about 7 hours 18 minutes. Flights with two or more stops generally take even more time, averaging around 12 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Yes, you can fly business class or first class between IAD and PHX.Airlines that offer business class service on this route include:
  • Frontier Airlines
  • Delta
First class cabins are available on:
  • Alaska Airlines
  • United
  • Delta
  • American Airlines
How do I earn miles on a Washington, DC (IAD) to Phoenix, AZ (PHX) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD) to Phoenix, AZ (PHX) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix, AZ (PHX) from Washington, DC (IAD)?
If you're planning to travel to Phoenix from Washington Dulles Intl. (IAD), you can fly directly into Sky Harbor Intl. (PHX). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), or San Diego Intl. (SAN) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD) to Phoenix, AZ (PHX) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD) to Phoenix, AZ (PHX) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD) to Phoenix, AZ (PHX) flight and hotel package?
Securing a Washington, DC (IAD) to Phoenix, AZ (PHX) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD) to Phoenix, AZ (PHX)?
If you booked your Washington, DC (IAD) to Phoenix, AZ (PHX) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta
Roundtrip price
CA $442
Distance
3123 km
Average flight time
3 hours 54 mins

Book with confidence

Chantilly to Phoenix Flights

The easy way to book your flights from Washington to Phoenix 

With Expedia, it’s simple to find and book flights to Phoenix from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Sky Harbor Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Phoenix today, tomorrow, or this week.  

 

Save dollars with cheap flights from Washington Dulles Intl., IAD to Sky Harbor Intl., PHX 

Sort your search results by price to find great deals on your flight from Washington to Phoenix—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Phoenix from Washington currently is just CA $442 rising to CA $562.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Phoenix  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Phoenix from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Phoenix with Expedia today.

Chantilly to Phoenix Flights

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