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$130+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IAD
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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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 November 4, 2025.

Round-trip from

$235
(Kiwi.com)

One-way from

$130
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$389

Good round-trip deal

$334 or less

Good one-way deal

$183 or less
From Phoenix Sky Harbor Intl to District of Columbia
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One-way flight from Phoenix Sky Harbor Intl to District of Columbia
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Highest demand for flights based on searches. 0% potential increase in price ($0 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to District of Columbia.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to District of Columbia.
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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 November 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:22 pmPHX - IAD
1 stop19h 16mFrontier
Tue 12/305:37 pmIAD - PHX
1 stop21h 35mFrontier
Deal found 11/4$240
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:36 pmPHX - DCA
2 stops12h 30mFrontier
Sun 1/116:00 pmDCA - PHX
1 stop8h 33mFrontier
Deal found 11/4$244
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:26 pmPHX - IAD
2 stops17h 20mFrontier
Tue 12/309:58 pmIAD - PHX
1 stop27h 51mFrontier
Deal found 11/3$244
This CheapOair deal was found by Cheapflights users on 11/2. 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 11/199:59 amPHX - DCA
1 stop10h 00mFrontier
Sun 11/238:00 amDCA - PHX
1 stop26h 55mFrontier
Deal found 11/2$246
This Frontier deal was found by Cheapflights users on 11/4. 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.
Sun 11/167:30 amPHX - DCA
1 stop12h 29mFrontier
Sat 11/226:00 pmDCA - PHX
1 stop8h 32mFrontier
Deal found 11/4$248
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/610:53 pmPHX - DCA
1 stop12h 09mFrontier
Tue 11/118:15 amDCA - PHX
1 stop9h 51mFrontier
Deal found 11/4$252
This Frontier deal was found by Cheapflights users on 11/2. 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 11/207:00 amPHX - DCA
1 stop12h 59mFrontier
Sun 11/236:00 pmDCA - PHX
1 stop8h 32mFrontier
Deal found 11/2$254
This CheapOair deal was found by Cheapflights users on 11/3. 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.
Fri 11/217:00 amPHX - DCA
1 stop7h 57mFrontier
Thu 12/42:00 pmDCA - PHX
1 stop9h 21mFrontier
Deal found 11/3$256
This CheapOair deal was found by Cheapflights users on 11/3. 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 11/206:00 amPHX - IAD
1 stop9h 46mFrontier
Sun 11/238:44 amIAD - PHX
1 stop16h 27mFrontier
Deal found 11/3$256
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 amPHX - IAD
1 stop9h 25mMultiple Airlines
Wed 12/175:37 pmIAD - PHX
1 stop8h 22mMultiple Airlines
Deal found 11/4$257
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/110:43 pmPHX - DCA
2 stops12h 23mFrontier
Wed 12/36:00 pmDCA - PHX
1 stop16h 06mFrontier
Deal found 11/4$260
This Expedia deal was found by Cheapflights users on 11/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:50 pmPHX - IAD
1 stop7h 09mMultiple Airlines
Thu 12/47:34 amIAD - PHX
1 stop12h 15mMultiple Airlines
Deal found 11/4$264

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 November 4, 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 1/6

10:19 pm-8:34 am

1 stop8h 15m

Washington, D.C. Reagan-National

Tue 1/13

11:55 am-9:03 pm

1 stop11h 08m

$285

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 1/6

12:05 pm-11:10 pm

1 stop9h 05m

Washington, D.C. Dulles Intl

Tue 1/13

6:00 am-5:30 pm

2 stops13h 30m

$310

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 1/6

4:41 pm-5:04 pm

1 stop22h 23m

Washington, D.C. Dulles Intl

Tue 1/13

5:26 pm-2:00 pm

1 stop22h 34m

$318

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 12/23

10:59 pm-9:04 am

1 stop8h 05m

Washington, D.C. Reagan-National

Tue 1/6

11:55 am-9:03 pm

1 stop11h 08m

$329

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 12/11

7:00 am-6:06 am

1 stop21h 06m

Washington, D.C. Dulles Intl

Sun 12/14

7:34 am-9:25 pm

1 stop15h 51m

$344

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Tue 12/23

10:59 pm-9:04 am

1 stop8h 05m

Washington, D.C. Reagan-National

Wed 12/31

4:00 pm-10:49 pm

1 stop8h 49m

$345

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Sat 12/6

9:10 am-3:15 pm

Nonstop4h 05m

Washington, D.C. Dulles Intl

Sat 12/13

5:05 am-8:10 am

Nonstop5h 05m

$351

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Wed 1/7

3:45 pm-5:04 pm

1 stop23h 19m

Washington, D.C. Dulles Intl

Sun 1/11

5:26 pm-3:03 pm

1 stop23h 37m

$360

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Thu 12/4

1:23 pm-6:06 am

1 stop14h 43m

Washington, D.C. Dulles Intl

Mon 12/8

5:37 pm-2:41 pm

2 stops23h 04m

$367

PhoenixWashington, D.C.

PHX - IAD

PHXIAD

Phoenix Sky Harbor Intl

Tue 12/9

8:52 am-3:05 pm

Nonstop4h 13m

Washington, D.C. Dulles Intl

Thu 12/11

5:25 pm-10:51 pm

1 stop7h 26m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 44 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, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia (average of $144). Flying from Phoenix Sky Harbor Intl Airport to District of Columbia in December is currently the most expensive (average of $210). 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 November 4, 2025.

When flying from Phoenix Sky Harbor Intl Airport to District of Columbia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight at noon.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to District of Columbia?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to District of Columbia. Price data was last updated on November 2, 2025.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to District of Columbia flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 4, 2025.

The most flights from PHX to USDC are scheduled on a Sunday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 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 November 4, 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.
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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
Southwest
8.0
Very good
4,239 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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
Delta
7.9
Good
8,003 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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
Frontier
5.8
Fair
3,117 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Entertainment

7.5

Crew

8.6

Overall

8.0

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?

    JetBlue, Delta, and Alaska Airlines can get you from Phoenix Sky Harbor Intl Airport to District of Columbia in just under 8h 15m. Your travel time can differ by up to 14h 08m. 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 cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to District of Columbia one-way?

    One-way options have recently been found by users for as low as $143 on JetBlue. Other airlines that offer cheap prices include Alaska Airlines from $159 and Delta from $172 one-way.

  • 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 Lufthansa (94%), United Airlines (93%) and Avianca (93%).

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

    On average you can expect to pay $1,071 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 $138.

  • 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, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to District of Columbia (average of $144). Flying from Phoenix Sky Harbor Intl Airport to District of Columbia in December is currently the most expensive (average of $210). 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.

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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.
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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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$138Average$257FlexibilityNo cancel feeOn-time65%
FrontierCheapest$142Average$267FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$186Average$391FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$236Average$427FlexibilityNo cancel feeOn-time63%
DeltaCheapest$236Average$341FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$259Average$380FlexibilityNo cancel feeOn-time69%

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