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Cheap flights from Phoenix to Washington, D.C. from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Washington, D.C. departing on 10/3. 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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Find the cheapest flights from Phoenix to Washington, D.C.

Cheap round-trip flights

Frontier Logo
12:31 pm - 9:17 amPHX-IAD
17h 46m1 stop
Frontier Logo
6:10 am - 3:23 pmIAD-PHX
36h 13m2 stops
$201Frontier
Find Deal
Thu, Oct 2 - Mon, Oct 6
Frontier Logo
12:31 pm - 6:05 pmPHX-BWI
26h 34m1 stop
Frontier Logo
6:22 am - 3:23 pmBWI-PHX
36h 01m2 stops
$203Frontier
Find Deal
Thu, Oct 2 - Mon, Oct 6
Frontier Logo
7:00 am - 4:59 pmPHX-DCA
6h 59m1 stop
Frontier Logo
7:00 am - 3:04 pmDCA-PHX
11h 04m1 stop
$205Frontier
Find Deal
Mon, Oct 6 - Tue, Oct 7
United Airlines Logo
1:45 pm - 9:06 pmPHX-IAD
4h 21mnonstop
United Airlines Logo
5:30 pm - 7:43 pmIAD-PHX
5h 13mnonstop
$213United Airlines
Find Deal
Thu, Oct 23 - Tue, Oct 28
American Airlines Logo
12:39 pm - 7:54 pmPHX-DCA
4h 15mnonstop
American Airlines Logo
7:00 am - 10:25 amDCA-PHX
5h 25mnonstop
$228American Airlines
Find Deal
Fri, Oct 31 - Tue, Nov 11
American Airlines Logo
11:52 pm - 7:00 amPHX-DCA
4h 08mnonstop
American Airlines Logo
7:24 am - 9:28 amDCA-PHX
5h 04mnonstop
$232American Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Southwest Logo
9:50 pm - 5:05 amPHX-BWI
4h 15mnonstop
Southwest Logo
8:10 pm - 10:05 pmBWI-PHX
4h 55mnonstop
$238Southwest
Find Deal
Thu, Oct 23 - Tue, Oct 28
United Airlines Logo
1:45 pm - 9:06 pmPHX-IAD
4h 21mnonstop
United Airlines Logo
2:25 pm - 6:49 pmIAD-PHX
7h 24m1 stop
$244United Airlines
Find Deal
Thu, Oct 23 - Tue, Oct 28
Southwest Logo
7:40 pm - 5:00 amPHX-BWI
6h 20m1 stop
Southwest Logo
9:45 pm - 11:45 pmBWI-PHX
5h 00mnonstop
$256Southwest
Find Deal
Sat, Oct 4 - Mon, Oct 6
Delta Logo
12:40 am - 11:13 amPHX-DCA
7h 33m1 stop
Delta Logo
6:00 am - 12:05 pmDCA-PHX
9h 05m1 stop
$277Delta
Find Deal
Fri, Oct 17 - Sat, Oct 25

Frontier flights from Phoenix to Washington, D.C.

Our best Frontier deals on Phoenix to Washington, D.C. flight tickets
Frontier
Oct 2
PHX12:31 pmPhoenix Sky Harbor Intl
17h 46m
1 stop
IAD9:17 amWashington, D.C. Dulles Intl
Oct 6
IAD6:10 amWashington, D.C. Dulles Intl
36h 13m
2 stops
PHX3:23 pmPhoenix Sky Harbor Intl
$201
Find similar
Frontier
Oct 2
PHX12:31 pmPhoenix Sky Harbor Intl
26h 34m
1 stop
BWI6:05 pmBaltimore/Washington
Oct 6
BWI6:22 amBaltimore/Washington
36h 01m
2 stops
PHX3:23 pmPhoenix Sky Harbor Intl
$203
Find similar
Frontier
Oct 6
PHX7:00 amPhoenix Sky Harbor Intl
6h 59m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Oct 7
DCA7:00 amWashington, D.C. Reagan-National
11h 04m
1 stop
PHX3:04 pmPhoenix Sky Harbor Intl
$205
Find similar

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

Our best United Airlines deals on Phoenix to Washington, D.C. flight tickets
United Airlines
Oct 23
PHX1:45 pmPhoenix Sky Harbor Intl
4h 21m
IAD9:06 pmWashington, D.C. Dulles Intl
Oct 28
IAD5:30 pmWashington, D.C. Dulles Intl
5h 13m
PHX7:43 pmPhoenix Sky Harbor Intl
$213
Find similar
United Airlines
Oct 23
PHX1:45 pmPhoenix Sky Harbor Intl
4h 21m
IAD9:06 pmWashington, D.C. Dulles Intl
Oct 28
IAD2:25 pmWashington, D.C. Dulles Intl
7h 24m
1 stop
PHX6:49 pmPhoenix Sky Harbor Intl
$244
Find similar
United Airlines
Sep 24
PHX6:00 amPhoenix Sky Harbor Intl
10h 12m
2 stops
BWI7:12 pmBaltimore/Washington
Oct 1
BWI10:51 amBaltimore/Washington
6h 48m
1 stop
PHX2:39 pmPhoenix Sky Harbor Intl
$317
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to Washington, D.C. 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 September 15, 2025.
Use the filters below to find and compare flights from Phoenix to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 10/2

12:31 pm-9:17 am

1 stop17h 46m

Washington, D.C. Dulles Intl

Mon 10/6

6:10 am-3:23 pm

2 stops36h 13m

$201

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 10/2

12:31 pm-6:05 pm

1 stop26h 34m

Baltimore/Washington

Mon 10/6

6:22 am-3:23 pm

2 stops36h 01m

$203

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Mon 10/6

7:00 am-4:59 pm

1 stop6h 59m

Washington, D.C. Reagan-National

Tue 10/7

7:00 am-3:04 pm

1 stop11h 04m

$205

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 10/23

1:45 pm-9:06 pm

Nonstop4h 21m

Washington, D.C. Dulles Intl

Tue 10/28

5:30 pm-7:43 pm

Nonstop5h 13m

$213

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 10/31

12:39 pm-7:54 pm

Nonstop4h 15m

Washington, D.C. Reagan-National

Tue 11/11

7:00 am-10:25 am

Nonstop5h 25m

$228

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Wed 10/15

11:52 pm-7:00 am

Nonstop4h 08m

Washington, D.C. Reagan-National

Wed 10/22

7:24 am-9:28 am

Nonstop5h 04m

$232

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 10/23

9:50 pm-5:05 am

Nonstop4h 15m

Baltimore/Washington

Tue 10/28

8:10 pm-10:05 pm

Nonstop4h 55m

$238

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 10/23

1:45 pm-9:06 pm

Nonstop4h 21m

Washington, D.C. Dulles Intl

Tue 10/28

2:25 pm-6:49 pm

1 stop7h 24m

$244

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sat 10/4

7:40 pm-5:00 am

1 stop6h 20m

Baltimore/Washington

Mon 10/6

9:45 pm-11:45 pm

Nonstop5h 00m

$256

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 10/17

12:40 am-11:13 am

1 stop7h 33m

Washington, D.C. Reagan-National

Sat 10/25

6:00 am-12:05 pm

1 stop9h 05m

$277

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

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

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.?

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Phoenix, with most prices found around $307. If you’re not able to fly to Washington, D.C. in August, then April is your next best option. Flight prices from Phoenix to Washington, D.C. during April average around $338.

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

On average, the least expensive day to fly to Washington, D.C. from Phoenix is on a Friday. momondo users have found tickets for Friday departures for as low as $463. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix to Washington, D.C. for around $656.

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

In the evening is the cheapest time of day to fly from Phoenix to Washington, D.C. when you can find flight prices for as low as $424. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $629. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Phoenix for as low as $287 on momondo.

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

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

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

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

Fastest flight time

4h 00m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The fastest flight from Phoenix to Washington, D.C. takes 4h 00m
Direct flights go from Phoenix to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)
Search flight deals

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

    A flight from Phoenix to Washington, D.C. will travel around 1976.3 mi. In terms of flight time, this usually takes a little over 4h 01m.

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

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

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

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

    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 Phoenix to Washington, D.C..

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

    The required travel and health documents for your Washington, D.C. 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.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Compare and see reviews for airlines that fly from Phoenix to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $136Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $143Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $186Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,954 reviews
Search Delta flights
SouthwestPriceFrom $237Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
8,929 reviews
Search United 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
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Phoenix to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Phoenix with this policy.

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

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

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

If you are not ready to book a flight from Phoenix 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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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport