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Cheap flights from Arizona to Washington, D.C. from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Arizona to Washington, D.C. departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:10 am - 12:31 am
PHX
-
IAD
10h 21m
1 stop
Frontier Logo
6:00 am - 11:47 pm
IAD
-
PHX
20h 47m
2 stops
$244Frontier
Tue, Mar 31 - Wed, Apr 8
Frontier Logo
8:00 am - 12:36 am
PHX
-
IAD
13h 36m
1 stop
Frontier Logo
9:51 am - 3:26 pm
IAD
-
PHX
8h 35m
1 stop
$245Frontier
Wed, Apr 15 - Sun, Apr 19
Frontier Logo
8:35 am - 12:36 am
PHX
-
IAD
13h 01m
1 stop
Frontier Logo
6:20 am - 5:29 pm
IAD
-
PHX
14h 09m
1 stop
$246Frontier
Thu, Apr 9 - Tue, Apr 14
Alaska Airlines Logo
6:28 pm - 5:41 pm
PHX
-
IAD
20h 13m
1 stop
Alaska Airlines Logo
9:00 am - 4:50 pm
IAD
-
PHX
10h 50m
1 stop
$247Alaska Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
7:05 am - 5:57 pm
LAS
-
IAD
7h 52m
1 stop
Multiple Airlines Logo
7:14 pm - 10:26 am
IAD
-
LAS
18h 12m
2 stops
$248Multiple Airlines
Thu, Feb 26 - Sun, Mar 1
Multiple Airlines Logo
11:59 pm - 8:09 am
PHX
-
IAD
30h 10m
1 stop
Multiple Airlines Logo
6:20 pm - 11:40 am
IAD
-
PHX
19h 20m
1 stop
$253Multiple Airlines
Sat, Feb 21 - Tue, Feb 24
Delta Logo
12:49 pm - 12:42 am
TUS
-
IAD
8h 53m
1 stop
Delta Logo
3:08 pm - 9:43 pm
IAD
-
TUS
9h 35m
1 stop
$257Delta
Tue, May 5 - Sat, May 9
Delta Logo
6:05 am - 8:52 pm
TUS
-
IAD
11h 47m
2 stops
Delta Logo
5:30 pm - 9:43 pm
IAD
-
TUS
7h 13m
1 stop
$262Delta
Tue, May 5 - Sat, May 9
United Airlines Logo
1:05 pm - 10:16 pm
TUS
-
IAD
7h 11m
1 stop
United Airlines Logo
4:10 pm - 10:56 pm
IAD
-
TUS
9h 46m
1 stop
$286United Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
1:05 pm - 10:16 pm
TUS
-
IAD
7h 11m
1 stop
United Airlines Logo
6:03 am - 11:48 am
IAD
-
TUS
7h 45m
1 stop
$310United Airlines
Thu, Feb 26 - Tue, Mar 3

Frontier flights from Arizona to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Arizona to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Mar 31
PHX11:10 amPhoenix Sky Harbor Intl
10h 21m
1 stop
IAD12:31 amWashington, D.C. Dulles Intl
Apr 8
IAD6:00 amWashington, D.C. Dulles Intl
20h 47m
2 stops
PHX11:47 pmPhoenix Sky Harbor Intl
$244
Frontier
Apr 15
PHX8:00 amPhoenix Sky Harbor Intl
13h 36m
1 stop
IAD12:36 amWashington, D.C. Dulles Intl
Apr 19
IAD9:51 amWashington, D.C. Dulles Intl
8h 35m
1 stop
PHX3:26 pmPhoenix Sky Harbor Intl
$245
Frontier
Apr 9
PHX8:35 amPhoenix Sky Harbor Intl
13h 01m
1 stop
IAD12:36 amWashington, D.C. Dulles Intl
Apr 14
IAD6:20 amWashington, D.C. Dulles Intl
14h 09m
1 stop
PHX5:29 pmPhoenix Sky Harbor Intl
$246

United Airlines flights from Arizona to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Arizona to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Mar 31
LAS8:10 amLas Vegas Harry Reid Intl
4h 39m
IAD3:49 pmWashington, D.C. Dulles Intl
Apr 8
IAD5:15 pmWashington, D.C. Dulles Intl
7h 44m
1 stop
LAS9:59 pmLas Vegas Harry Reid Intl
$277
United Airlines
Mar 4
TUS1:05 pmTucson
7h 11m
1 stop
IAD10:16 pmWashington, D.C. Dulles Intl
Mar 11
IAD4:10 pmWashington, D.C. Dulles Intl
9h 46m
1 stop
TUS10:56 pmTucson
$286
United Airlines
Mar 7
PHX7:36 pmPhoenix Sky Harbor Intl
7h 41m
1 stop
IAD5:17 amWashington, D.C. Dulles Intl
Mar 21
IAD6:00 amWashington, D.C. Dulles Intl
8h 16m
1 stop
PHX11:16 amPhoenix Sky Harbor Intl
$296

momondo Fare Finder

 
Customize your flight search to find flights from Arizona to Washington, D.C. Dulles Intl Airport 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 February 5, 2026.
Use the filters below to find and compare flights from Arizona to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 3/31

11:10 am-12:31 am

1 stop10h 21m

Washington, D.C. Dulles Intl

Wed 4/8

6:00 am-11:47 pm

2 stops20h 47m

$244

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Wed 4/15

8:00 am-12:36 am

1 stop13h 36m

Washington, D.C. Dulles Intl

Sun 4/19

9:51 am-3:26 pm

1 stop8h 35m

$245

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 4/9

8:35 am-12:36 am

1 stop13h 01m

Washington, D.C. Dulles Intl

Tue 4/14

6:20 am-5:29 pm

1 stop14h 09m

$246

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 4/21

6:28 pm-5:41 pm

1 stop20h 13m

Washington, D.C. Dulles Intl

Tue 4/28

9:00 am-4:50 pm

1 stop10h 50m

$247

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 2/26

7:05 am-5:57 pm

1 stop7h 52m

Washington, D.C. Dulles Intl

Sun 3/1

7:14 pm-10:26 am

2 stops18h 12m

$248

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Sat 2/21

11:59 pm-8:09 am

1 stop30h 10m

Washington, D.C. Dulles Intl

Tue 2/24

6:20 pm-11:40 am

1 stop19h 20m

$253

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Tue 5/5

12:49 pm-12:42 am

1 stop8h 53m

Washington, D.C. Dulles Intl

Sat 5/9

3:08 pm-9:43 pm

1 stop9h 35m

$257

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Tue 5/5

6:05 am-8:52 pm

2 stops11h 47m

Washington, D.C. Dulles Intl

Sat 5/9

5:30 pm-9:43 pm

1 stop7h 13m

$262

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Wed 3/4

1:05 pm-10:16 pm

1 stop7h 11m

Washington, D.C. Dulles Intl

Wed 3/11

4:10 pm-10:56 pm

1 stop9h 46m

$286

TucsonWashington, D.C.

TUS - IAD

TUSIAD

Tucson

Thu 2/26

1:05 pm-10:16 pm

1 stop7h 11m

Washington, D.C. Dulles Intl

Tue 3/3

6:03 am-11:48 am

1 stop7h 45m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Arizona to Washington, D.C. Dulles Intl Airport

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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, August is the cheapest month to fly from Arizona to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $299. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $351.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $487. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Arizona to Washington, D.C. Dulles Intl Airport for around $728.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Arizona in the evening is the least expensive time of day to depart. momondo users have found prices as low as $452 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $737 on average. Flights to Washington, D.C. Dulles Intl Airport from Arizona at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Arizona to Washington, D.C. Dulles Intl flight route?

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

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Arizona when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $396 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Arizona for as low as $287 on momondo.

What cabin class options are available on Arizona to Washington, D.C. Dulles Intl flights?

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

Can stopping save me money on Arizona to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Arizona to Washington, D.C. Dulles Intl Airport flight.

Cheap Arizona to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Arizona to Washington, D.C. Dulles Intl Airport

Best Price Found

$209

Fastest flight time

4h 00m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Arizona in the past 72 hours is $209. The best round-trip flight deal from Arizona to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $427.
The fastest flight from Arizona to Washington, D.C. Dulles Intl Airport takes 4h 00m
Direct flights go from Arizona to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Arizona to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Arizona to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Arizona to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Arizona to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Arizona to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Arizona to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Arizona to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Arizona to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $135Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
DeltaPriceFrom $187Free CancellationRating
7.9
8,151 reviews
Search Delta flights
SouthwestPriceFrom $217Free CancellationRating
8.0
4,275 reviews
Search Southwest flights
United AirlinesPriceFrom $254Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
American AirlinesPriceFrom $326Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

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

It is quick and easy to find Arizona to Washington, D.C. 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 Washington, D.C. that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Arizona. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Arizona to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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