$132 Cheap Delta flights Washington (IAD) to Phoenix (PHX)

View $132 flight on Mon, Dec 8, 2025Opens in a new window

$132 Cheap Delta flights Washington (IAD) to Phoenix (PHX)

Prices were available within the past 7 days and start at $132 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jan 20 - Mon, Jan 26
IAD
Washington
PHX
Phoenix
$210 Roundtrip, just found
$210
Roundtrip
just found
Select Delta flight, departing Tue, Jan 20 from Washington to Phoenix, returning Mon, Jan 26, priced at $210 just found
Delta
Wed, Dec 10 - Mon, Dec 15
IAD
Washington
PHX
Phoenix
$248 Roundtrip, found 1 hour ago
$248
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 10 from Washington to Phoenix, returning Mon, Dec 15, priced at $248 found 1 hour ago
Delta
Fri, Dec 12 - Wed, Dec 17
IAD
Washington
PHX
Phoenix
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Delta flight, departing Fri, Dec 12 from Washington to Phoenix, returning Wed, Dec 17, priced at $263 just found
Flights from Washington (IAD) to Phoenix (PHX)
Origin airport
Washington Dulles Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
United
Distance
1952 mi
Average flight time
3 hours 10 mins

Frequently asked questions

How much is a Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Sky Harbor Intl. Airport (PHX)?
Scoring cheap one-way Delta Air Lines flights from IAD to PHX from $132 on Expedia couldn't be simpler — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $210 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to PHX with Delta Air Lines?
Delta Air Lines flights to Phoenix are generally more affordable in the off-peak months of July and August. Whether you're after a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from Washington Dulles Intl. Airport (IAD) to Sky Harbor Intl. Airport (PHX) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Washington Dulles Intl. Airport (IAD) to Sky Harbor Intl. Airport (PHX) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Washington Dulles Intl. Airport (IAD) to Sky Harbor Intl. Airport (PHX)?
To see if there's a direct route from IAD to PHX with Delta Air Lines or another airline, check the "Nonstop" box when looking for flights.
What is the earliest Delta Air Lines flight from IAD to PHX?
Filter your results by "Morning" and "Early Morning" to browse the earliest flights from IAD to PHX. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Phoenix?
Delta Air Lines flights from Washington Dulles Intl. Airport (IAD) to Phoenix arrive at Sky Harbor Intl. Airport (PHX). This is the main entry point to this city.
Why fly with Delta Air Lines from IAD to PHX?
Flying from IAD to PHX with Delta Air Lines comes with a host of benefits, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Sky Harbor Intl. Airport (PHX)?
Changes are generally free within 24 hours of making your booking, but your airline may charge a fee after that time. For more details about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to adjust your plans without additional costs, check the "Changes included" or "No cancel fee" filter when planning your next adventure.

Explore a world of travel with Expedia

*Available to One Key members.