District of Columbia

$117+ Cheap flights from Sky Harbor Intl (PHX) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAD
Oct 17 — Oct 241
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Cheap flight deals from Sky Harbor Intl to District of Columbia

Keep the following information in mind while searching for Sky Harbor Intl to District of Columbia flight deals. Data was last updated September 17, 2025.

Round-trip from

$201
(Frontier)

One-way from

$117
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$367

Good round-trip deal

$338 or less

Good one-way deal

$184 or less
From Phoenix Sky Harbor Intl to District of Columbia
One-way flight from Phoenix Sky Harbor Intl to District of Columbia
High demand for flights, 1% potential price rise
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to District of Columbia.
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to District of Columbia.

Find flight deals from Sky Harbor Intl to District of Columbia

Cheapest flights from Sky Harbor Intl to District of Columbia
Explore the most affordable flight options available from Sky Harbor Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:21 amPHX - DCA
1 stop11h 38mFrontier
Wed 10/292:00 pmDCA - PHX
1 stop10h 58mFrontier
Deal found 9/16$201
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:31 pmPHX - IAD
1 stop17h 46mFrontier
Mon 10/66:10 amIAD - PHX
2 stops36h 13mFrontier
Deal found 9/15$201
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:59 pmPHX - IAD
1 stop17h 08mFrontier
Mon 10/2710:04 amIAD - PHX
1 stop15h 28mFrontier
Deal found 9/15$202
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/239:21 amPHX - DCA
1 stop9h 38mFrontier
Mon 10/278:00 amDCA - PHX
1 stop13h 21mFrontier
Deal found 9/15$205
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:14 pmPHX - DCA
1 stop6h 45mFrontier
Wed 10/157:00 amDCA - PHX
1 stop11h 04mFrontier
Deal found 9/16$207
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:05 pmPHX - IAD
1 stop10h 12mFrontier
Mon 9/296:10 amIAD - PHX
1 stop11h 47mFrontier
Deal found 9/16$207
This Gotogate deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:00 pmPHX - IAD
1 stop17h 17mFrontier
Sat 10/259:38 pmIAD - PHX
1 stop18h 39mFrontier
Deal found 9/15$208
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:00 amPHX - IAD
1 stop27h 55mFrontier
Sat 10/187:15 amIAD - PHX
2 stops15h 26mFrontier
Deal found 9/15$209
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:21 amPHX - DCA
1 stop25h 43mFrontier
Sun 10/268:00 amDCA - PHX
1 stop15h 19mFrontier
Deal found 9/15$211
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/49:30 amPHX - DCA
2 stops23h 40mFrontier
Tue 10/77:00 amDCA - PHX
1 stop11h 04mFrontier
Deal found 9/14$213
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:18 pmPHX - DCA
1 stop14h 52mFrontier
Mon 9/297:00 amDCA - PHX
1 stop15h 25mFrontier
Deal found 9/15$214
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:14 pmPHX - DCA
1 stop6h 45mFrontier
Tue 10/217:00 amDCA - PHX
1 stop11h 04mFrontier
Deal found 9/16$215

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 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

Sky Harbor Intl

Fly to

District of Columbia

Route

Depart

Return

Price

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 10/14

4:41 pm-12:04 pm

2 stops16h 23m

Washington, D.C. Reagan-National

Tue 10/21

7:00 am-3:04 pm

1 stop11h 04m

$222

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Thu 12/11

7:00 am-4:59 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Sat 12/13

7:00 am-3:07 pm

1 stop10h 07m

$267

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 10/14

12:09 pm-12:23 am

1 stop9h 14m

Washington, D.C. Dulles Intl

Tue 10/21

5:42 pm-10:39 pm

1 stop7h 57m

$273

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Mon 10/27

12:40 am-11:13 am

1 stop7h 33m

Washington, D.C. Reagan-National

Tue 10/28

6:20 pm-11:00 pm

1 stop7h 40m

$277

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 10/31

12:40 am-11:11 am

1 stop7h 31m

Washington, D.C. Reagan-National

Sat 11/8

12:31 pm-7:01 pm

1 stop8h 30m

$277

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Mon 11/10

12:59 am-11:12 am

1 stop8h 13m

Washington, D.C. Reagan-National

Sat 11/15

8:59 am-3:47 pm

1 stop8h 48m

$277

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 10/14

10:59 pm-9:16 am

1 stop7h 17m

Washington, D.C. Dulles Intl

Tue 10/21

6:18 am-10:40 am

1 stop7h 22m

$277

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 11/11

2:18 pm-11:29 pm

1 stop7h 11m

Washington, D.C. Dulles Intl

Sat 11/15

5:57 pm-12:08 am

1 stop8h 11m

$277

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Mon 11/17

10:20 pm-10:00 am

1 stop9h 40m

Washington, D.C. Reagan-National

Thu 11/20

12:35 pm-10:48 pm

1 stop12h 13m

$285

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Wed 10/8

10:59 pm-9:46 am

1 stop7h 47m

Washington, D.C. Reagan-National

Mon 10/13

1:35 pm-9:59 pm

1 stop11h 24m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 46 results
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Best time to book a flight from Sky Harbor Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to District of Columbia

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia (average of $292). Flying from Phoenix Sky Harbor Intl Airport to District of Columbia in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to DC?

Find hourly flight availability from Sky Harbor Intl to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Phoenix Sky Harbor Intl Airport to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to District of Columbia

Explore weekly flight availability from Sky Harbor Intl to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from PHX to USDC are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated September 17, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to District of Columbia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
8.0
Very good

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Phoenix Sky Harbor Intl Airport to District of Columbia?

    Frontier, Alaska Airlines, and Delta can get you from Phoenix Sky Harbor Intl Airport to District of Columbia in just under 7h 33m. Your travel time can differ by up to 8h 50m. The distance from Phoenix Sky Harbor Intl Airport to District of Columbia is about 1972 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to District of Columbia?

    The top 3 most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to District of Columbia are United Airlines (86%), Austrian Airlines (84%) and Brussels Airlines (84%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to District of Columbia?

    On average you can expect to pay $955 for a flight from Phoenix Sky Harbor Intl Airport to District of Columbia. The cheapest flight overall is $143 while the most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl) is currently priced at $163.

  • Can I find deals for flights from Sky Harbor Intl to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to District of Columbia.

  • Can I find deals for business class flights from Sky Harbor Intl to District of Columbia?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia (average of $292). Flying from Phoenix Sky Harbor Intl Airport to District of Columbia in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Sky Harbor Intl to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Sky Harbor Intl to District of Columbia

Discover the top 6 airlines that operate flights from Sky Harbor Intl to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$136Average$262FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$143Average$258FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$186Average$399FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$338FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$237Average$431FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$259Average$375FlexibilityNo cancel feeOn-time69%

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