Cheap flights from Phoenix Sky Harbor Intl Airport to District of Columbia from $87

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 Sky Harbor Intl Airport to District of Columbia departing on 9/23. 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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Cheap round-trip flights

American Airlines Logo
11:45 pm - 7:00 amPHX-DCA
4h 15mnonstop
American Airlines Logo
5:30 pm - 7:27 pmDCA-PHX
4h 57mnonstop
$173American Airlines
Find Deal
mar., sep. 2 - mar., sep. 9
Southwest Logo
8:55 am - 4:20 pmPHX-IAD
4h 25mnonstop
Southwest Logo
3:50 pm - 5:30 pmIAD-PHX
4h 40mnonstop
$173Southwest
Find Deal
sáb., ago. 30 - sáb., sep. 6
Southwest Logo
8:30 am - 3:45 pmPHX-IAD
4h 15mnonstop
Southwest Logo
4:55 pm - 6:40 pmIAD-PHX
4h 45mnonstop
$179Southwest
Find Deal
jue., sep. 11 - mar., sep. 16
United Airlines Logo
1:28 pm - 8:49 pmPHX-IAD
4h 21mnonstop
United Airlines Logo
5:26 pm - 7:15 pmIAD-PHX
4h 49mnonstop
$190United Airlines
Find Deal
jue., ago. 28 - sáb., ago. 30
American Airlines Logo
11:29 pm - 7:00 amPHX-DCA
4h 31mnonstop
American Airlines Logo
5:30 pm - 7:22 pmDCA-PHX
4h 52mnonstop
$190American Airlines
Find Deal
lun., ago. 25 - mié., ago. 27
United Airlines Logo
1:28 pm - 8:49 pmPHX-IAD
4h 21mnonstop
United Airlines Logo
6:30 am - 11:05 amIAD-PHX
7h 35m1 stop
$200United Airlines
Find Deal
mié., sep. 17 - sáb., sep. 20
Frontier Logo
12:11 pm - 9:59 pmPHX-DCA
6h 48m1 stop
Frontier Logo
6:00 pm - 9:54 pmDCA-PHX
6h 54m1 stop
$235Frontier
Find Deal
mar., ago. 19 - sáb., ago. 23
Frontier Logo
12:09 pm - 9:59 pmPHX-DCA
6h 50m1 stop
Frontier Logo
7:00 am - 12:14 pmDCA-PHX
7h 14m1 stop
$236Frontier
Find Deal
sáb., nov. 1 - sáb., nov. 8
Delta Logo
10:40 pm - 8:42 amPHX-DCA
7h 02m1 stop
Delta Logo
5:00 pm - 9:48 pmDCA-PHX
7h 48m1 stop
$277Delta
Find Deal
jue., oct. 23 - lun., oct. 27
Delta Logo
10:40 pm - 9:00 amPHX-IAD
7h 20m1 stop
Delta Logo
7:10 am - 12:15 pmIAD-PHX
8h 05m1 stop
$277Delta
Find Deal
mar., oct. 21 - mié., oct. 29

United Airlines flights from Phoenix Sky Harbor Intl Airport to District of Columbia

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to District of Columbia flight tickets
United Airlines
Aug 28
PHX1:28 pmPhoenix Sky Harbor Intl
4h 21m
IAD8:49 pmWashington, D.C. Dulles Intl
Aug 30
IAD5:26 pmWashington, D.C. Dulles Intl
4h 49m
PHX7:15 pmPhoenix Sky Harbor Intl
United Airlines
Sep 17
PHX1:28 pmPhoenix Sky Harbor Intl
4h 21m
IAD8:49 pmWashington, D.C. Dulles Intl
Sep 20
IAD6:30 amWashington, D.C. Dulles Intl
7h 35m
1 stop
PHX11:05 amPhoenix Sky Harbor Intl
United Airlines
Sep 20
PHX8:00 amPhoenix Sky Harbor Intl
4h 25m
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 21
IAD5:26 pmWashington, D.C. Dulles Intl
4h 49m
PHX7:15 pmPhoenix Sky Harbor Intl

Southwest flights from Phoenix Sky Harbor Intl Airport to District of Columbia

Our best Southwest deals on Phoenix Sky Harbor Intl Airport to District of Columbia flight tickets
Southwest
Aug 30
PHX8:55 amPhoenix Sky Harbor Intl
4h 25m
IAD4:20 pmWashington, D.C. Dulles Intl
Sep 6
IAD3:50 pmWashington, D.C. Dulles Intl
4h 40m
PHX5:30 pmPhoenix Sky Harbor Intl
Southwest
Sep 11
PHX8:30 amPhoenix Sky Harbor Intl
4h 15m
IAD3:45 pmWashington, D.C. Dulles Intl
Sep 16
IAD4:55 pmWashington, D.C. Dulles Intl
4h 45m
PHX6:40 pmPhoenix Sky Harbor Intl
Southwest
Sep 17
PHX10:00 amPhoenix Sky Harbor Intl
4h 15m
IAD5:15 pmWashington, D.C. Dulles Intl
Sep 24
IAD5:45 amWashington, D.C. Dulles Intl
6h 30m
1 stop
PHX9:15 amPhoenix Sky Harbor Intl

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to District of Columbia 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 agosto 5, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

mar. 9/2

11:45 pm-7:00 am

Nonstop4h 15m

Washington, D.C. Reagan-National

mar. 9/9

5:30 pm-7:27 pm

Nonstop4h 57m

$173

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

sáb. 8/30

8:55 am-4:20 pm

Nonstop4h 25m

Washington, D.C. Dulles Intl

sáb. 9/6

3:50 pm-5:30 pm

Nonstop4h 40m

$173

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

jue. 9/11

8:30 am-3:45 pm

Nonstop4h 15m

Washington, D.C. Dulles Intl

mar. 9/16

4:55 pm-6:40 pm

Nonstop4h 45m

$179

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

jue. 8/28

1:28 pm-8:49 pm

Nonstop4h 21m

Washington, D.C. Dulles Intl

sáb. 8/30

5:26 pm-7:15 pm

Nonstop4h 49m

$190

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

lun. 8/25

11:29 pm-7:00 am

Nonstop4h 31m

Washington, D.C. Reagan-National

mié. 8/27

5:30 pm-7:22 pm

Nonstop4h 52m

$190

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mié. 9/17

1:28 pm-8:49 pm

Nonstop4h 21m

Washington, D.C. Dulles Intl

sáb. 9/20

6:30 am-11:05 am

1 stop7h 35m

$200

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

mar. 8/19

12:11 pm-9:59 pm

1 stop6h 48m

Washington, D.C. Reagan-National

sáb. 8/23

6:00 pm-9:54 pm

1 stop6h 54m

$235

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

sáb. 11/1

12:09 pm-9:59 pm

1 stop6h 50m

Washington, D.C. Reagan-National

sáb. 11/8

7:00 am-12:14 pm

1 stop7h 14m

$236

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

jue. 10/23

10:40 pm-8:42 am

1 stop7h 02m

Washington, D.C. Reagan-National

lun. 10/27

5:00 pm-9:48 pm

1 stop7h 48m

$277

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

mar. 10/21

10:40 pm-9:00 am

1 stop7h 20m

Washington, D.C. Dulles Intl

mié. 10/29

7:10 am-12:15 pm

1 stop8h 05m

$277

Flights are sorted by cheapest round-trip flights first.

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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to District of Columbia

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 District of Columbia?

In general, August is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $327. If you don’t want to visit District of Columbia in August, then you should wait until April to fly from Phoenix Sky Harbor Intl Airport, when ticket prices are also cheap, with an average price of $337.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $459. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Phoenix Sky Harbor Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $645.

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

Flying to District of Columbia from Phoenix Sky Harbor Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $417 when looking at flights departing in the evening. Flights to District of Columbia are more costly in the afternoon, with an average ticket price of $621. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Phoenix Sky Harbor Intl to District of Columbia flight route?

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

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $399 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Phoenix Sky Harbor Intl Airport for as low as $323 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl to District of Columbia flights?

There are 4 cabin classes available to choose from on Phoenix Sky Harbor Intl to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Phoenix Sky Harbor Intl Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to District of Columbia

Best Price Found

$87

Fastest flight time

4h 03m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Phoenix Sky Harbor Intl Airport in the past 72 hours is $87. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to District of Columbia found on momondo in the last 72 hours is $173.
The fastest flight from Phoenix Sky Harbor Intl Airport to District of Columbia takes 4h 03m
Direct flights go from Phoenix Sky Harbor Intl Airport to District of Columbia every day.
There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to District of Columbia?

    Prices for flights from Phoenix Sky Harbor Intl Airport to District of Columbia refresh daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to District of Columbia?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to District of Columbia?

    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 Sky Harbor Intl Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia 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 District of Columbia. 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 Phoenix Sky Harbor Intl Airport to District of Columbia?


Best airlines flying from Phoenix Sky Harbor Intl Airport to District of Columbia

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $134Free CancellationRating
5.8
3,232 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $143Free CancellationRating
6.3
8,051 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $219Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
7,985 reviews
Search Delta flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
SouthwestPriceFrom $253Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to District of Columbia?

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

Can I find flights from Phoenix to District of Columbia with flexible booking policies on momondo?

Flights from Phoenix to District of Columbia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Phoenix to District of Columbia?

Once you have performed a search for Phoenix to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Phoenix to District of Columbia right now. Can momondo alert me if prices change?

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


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