Cheap flights from Washington, D.C. to Phoenix from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Phoenix departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:30 am - 11:05 pm
IAD
-
PHX
16h 35m
1 stop
Frontier Logo
12:12 am - 12:47 pm
PHX
-
IAD
9h 35m
1 stop
$316Frontier
Sat, Jul 25 - Mon, Jul 27
Frontier Logo
6:00 pm - 6:47 pm
DCA
-
PHX
27h 47m
1 stop
Frontier Logo
6:53 pm - 4:59 pm
PHX
-
DCA
19h 06m
1 stop
$316Frontier
Fri, Jul 24 - Mon, Jul 27
American Airlines Logo
5:26 pm - 7:22 pm
DCA
-
PHX
4h 56mnonstop
American Airlines Logo
11:28 pm - 9:30 am
PHX
-
DCA
7h 02m
1 stop
$317American Airlines
Wed, Aug 5 - Sat, Aug 15
Multiple Airlines Logo
6:00 pm - 11:27 pm
DCA
-
PHX
8h 27m
1 stop
Multiple Airlines Logo
11:06 pm - 7:58 am
PHX
-
DCA
29h 52m
2 stops
$318Multiple Airlines
Fri, Aug 7 - Sun, Aug 9
Delta Logo
7:15 am - 12:08 pm
IAD
-
PHX
7h 53m
1 stop
Delta Logo
11:10 pm - 10:08 am
PHX
-
IAD
7h 58m
1 stop
$319Delta
Thu, Oct 22 - Mon, Oct 26
Delta Logo
9:00 am - 2:35 pm
DCA
-
PHX
8h 35m
1 stop
Delta Logo
11:05 pm - 8:36 am
PHX
-
DCA
6h 31m
1 stop
$319Delta
Wed, Sep 16 - Mon, Sep 21
Multiple Airlines Logo
6:00 pm - 11:27 pm
DCA
-
PHX
8h 27m
1 stop
Multiple Airlines Logo
11:06 pm - 2:30 pm
PHX
-
DCA
12h 24m
2 stops
$321Multiple Airlines
Fri, Aug 7 - Wed, Aug 12
Southwest Logo
6:00 am - 10:05 am
DCA
-
PHX
7h 05m
1 stop
Southwest Logo
5:15 am - 3:20 pm
PHX
-
DCA
7h 05m
1 stop
$322Southwest
Fri, Oct 23 - Mon, Oct 26
Southwest Logo
11:45 am - 4:35 pm
DCA
-
PHX
7h 50m
1 stop
Southwest Logo
1:20 pm - 11:15 pm
PHX
-
DCA
6h 55m
1 stop
$323Southwest
Thu, Jul 30 - Tue, Aug 4
American Airlines Logo
7:49 am - 9:39 am
DCA
-
PHX
4h 50mnonstop
American Airlines Logo
11:54 pm - 7:14 am
PHX
-
DCA
4h 20mnonstop
$325American Airlines
Tue, Jul 28 - Tue, Aug 4

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

United Airlines flights from Washington, D.C. to Phoenix

Our best United Airlines deals on Washington, D.C. to Phoenix flight tickets
United Airlines
Oct 22
IAD3:02 pmWashington, D.C. Dulles Intl
7h 26m
1 stop
PHX7:28 pmPhoenix Sky Harbor Intl
Oct 26
PHX11:59 pmPhoenix Sky Harbor Intl
4h 07m
IAD7:06 amWashington, D.C. Dulles Intl
$339
United Airlines
Jul 3
IAD5:50 pmWashington, D.C. Dulles Intl
4h 56m
PHX7:46 pmPhoenix Sky Harbor Intl
Jul 6
PHX6:59 pmPhoenix Sky Harbor Intl
7h 28m
1 stop
IAD5:27 amWashington, D.C. Dulles Intl
$349
United Airlines
Jun 30
IAD8:15 amWashington, D.C. Dulles Intl
7h 11m
1 stop
PHX12:26 pmPhoenix Sky Harbor Intl
Jul 3
PHX2:45 pmPhoenix Sky Harbor Intl
7h 00m
1 stop
IAD12:45 amWashington, D.C. Dulles Intl
$359

Delta flights from Washington, D.C. to Phoenix

Our best Delta deals on Washington, D.C. to Phoenix flight tickets
Delta
Oct 22
IAD7:15 amWashington, D.C. Dulles Intl
7h 53m
1 stop
PHX12:08 pmPhoenix Sky Harbor Intl
Oct 26
PHX11:10 pmPhoenix Sky Harbor Intl
7h 58m
1 stop
IAD10:08 amWashington, D.C. Dulles Intl
$319
Delta
Aug 6
DCA6:05 amWashington, D.C. Reagan-National
7h 47m
1 stop
PHX10:52 amPhoenix Sky Harbor Intl
Aug 9
PHX11:05 pmPhoenix Sky Harbor Intl
6h 31m
1 stop
DCA8:36 amWashington, D.C. Reagan-National
$320
Delta
Aug 5
IAD3:03 pmWashington, D.C. Dulles Intl
8h 53m
1 stop
PHX8:56 pmPhoenix Sky Harbor Intl
Aug 15
PHX11:56 pmPhoenix Sky Harbor Intl
6h 24m
1 stop
IAD9:20 amWashington, D.C. Dulles Intl
$323

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Phoenix 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, momondo users made 832,500 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 7/25

9:30 am-11:05 pm

1 stop16h 35m

Phoenix Sky Harbor Intl

Mon 7/27

12:12 am-12:47 pm

1 stop9h 35m

$316

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Fri 7/24

6:00 pm-6:47 pm

1 stop27h 47m

Phoenix Sky Harbor Intl

Mon 7/27

6:53 pm-4:59 pm

1 stop19h 06m

$316

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 8/5

5:26 pm-7:22 pm

Nonstop4h 56m

Phoenix Sky Harbor Intl

Sat 8/15

11:28 pm-9:30 am

1 stop7h 02m

$317

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Fri 8/7

6:00 pm-11:27 pm

1 stop8h 27m

Phoenix Sky Harbor Intl

Sun 8/9

11:06 pm-7:58 am

2 stops29h 52m

$318

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 10/22

7:15 am-12:08 pm

1 stop7h 53m

Phoenix Sky Harbor Intl

Mon 10/26

11:10 pm-10:08 am

1 stop7h 58m

$319

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Wed 9/16

9:00 am-2:35 pm

1 stop8h 35m

Phoenix Sky Harbor Intl

Mon 9/21

11:05 pm-8:36 am

1 stop6h 31m

$319

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Fri 8/7

6:00 pm-11:27 pm

1 stop8h 27m

Phoenix Sky Harbor Intl

Wed 8/12

11:06 pm-2:30 pm

2 stops12h 24m

$321

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Fri 10/23

6:00 am-10:05 am

1 stop7h 05m

Phoenix Sky Harbor Intl

Mon 10/26

5:15 am-3:20 pm

1 stop7h 05m

$322

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Thu 7/30

11:45 am-4:35 pm

1 stop7h 50m

Phoenix Sky Harbor Intl

Tue 8/4

1:20 pm-11:15 pm

1 stop6h 55m

$323
Quickest round-trip

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 7/28

7:49 am-9:39 am

Nonstop4h 50m

Phoenix Sky Harbor Intl

Tue 8/4

11:54 pm-7:14 am

Nonstop4h 20m

$325

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Phoenix from

How to get the cheapest flight ticket from Washington, D.C. to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of August, then departing from Washington, D.C. during the month July is also very affordable. Most momondo users find prices during this month for around $131.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from Washington, D.C. is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $468. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $560.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the afternoon when flights can be purchased for as low as $492. In the evening is when there is more demand to fly to Phoenix, so prices are often more expensive at around $578 per ticket.

What is the cheapest Washington, D.C. to Phoenix flight route?

Fly from Washington, D.C. Reagan-National to Phoenix Sky Harbor Intl for the best Washington, D.C. - Phoenix flight prices

How far in advance should I book a flight from Washington, D.C. to Phoenix?

You are more likely to see cheaper flights to Phoenix from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $440 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Washington, D.C. for as low as $345 on momondo.

What cabin class options are available on Washington, D.C. to Phoenix flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Washington, D.C. to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Phoenix

Fastest flight time

4h 45m

Direct flights

Every day

Airports in Phoenix

3 airports
The fastest flight from Washington, D.C. to Phoenix takes 4h 45m
Direct flights go from Washington, D.C. to Phoenix every day.
There are 3 airports in Phoenix. From Washington, D.C. there are direct flights to Phoenix Sky Harbor Intl (PHX).

Frequently asked questions about flying from Washington, D.C. to Phoenix

  • How far is Washington, D.C. to Phoenix by plane?

    There are 1976.3 mi between Washington, D.C. and Phoenix. 4h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. to Phoenix?

    Prices for flights from Washington, D.C. to Phoenix are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Phoenix?

  • How old do you have to be to fly from Washington, D.C. to Phoenix?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Phoenix.

  • What documentation or ID do you need to fly to Phoenix?

    The travel and health documents required for your trip to Phoenix can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Washington, D.C. to Phoenix

Compare and see reviews for airlines that fly from Washington, D.C. to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $131Free CancellationRating
5.6
2,894 reviews
Search Frontier flights
DeltaPriceFrom $160Free CancellationRating
7.9
8,400 reviews
Search Delta flights
JetBluePriceFrom $216Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights
United AirlinesPriceFrom $227Free CancellationRating
7.4
9,810 reviews
Search United Airlines flights
American AirlinesPriceFrom $228Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights
SouthwestPriceFrom $229Free CancellationRating
7.9
4,234 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Phoenix?

It is quick and easy to find Washington, D.C. to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Washington, D.C. to Phoenix with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Phoenix flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Phoenix?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phoenix from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Phoenix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Phoenix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Phoenix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 7/12
Sun 7/19

Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix