HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$66+ Cheap flights from Sky Harbor Intl (PHX) to Washington, D.C. (WAS)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — WAS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Washington, D.C. are usually found in August or December, booked 55 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Washington, D.C.

Cheapest flights from Sky Harbor Intl to Washington, D.C.
Explore the most affordable flight options available from Sky Harbor Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:10 pm
PHX
-
BWI
1 stop14h 52m
Frontier
Tue 3/37:54 pm
BWI
-
PHX
1 stop28h 18m
Frontier
Deal found 2/3$148
This CheapOair deal was found by Cheapflights users on 2/1. 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.
Tue 2/2411:59 pm
PHX
-
BWI
1 stop30h 01m
Frontier
Tue 3/37:54 pm
BWI
-
PHX
1 stop28h 18m
Frontier
Deal found 2/1$159
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:31 pm
PHX
-
BWI
1 stop17h 53m
Frontier
Sun 3/16:00 am
BWI
-
PHX
2 stops44h 55m
Frontier
Deal found 2/2$171
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:04 pm
PHX
-
BWI
2 stops19h 43m
Frontier
Fri 3/64:28 pm
BWI
-
PHX
1 stop19h 46m
Frontier
Deal found 2/2$176
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1711:59 pm
PHX
-
BWI
1 stop30h 01m
Frontier
Tue 2/247:54 pm
BWI
-
PHX
1 stop28h 18m
Frontier
Deal found 2/3$179
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:40 pm
PHX
-
BWI
1 stop15h 37m
Frontier
Wed 3/116:05 am
BWI
-
PHX
1 stop9h 05m
Frontier
Deal found 2/2$185
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:31 pm
PHX
-
BWI
1 stop17h 53m
Frontier
Sat 2/286:42 pm
BWI
-
PHX
2 stops40h 27m
Frontier
Deal found 2/2$189
This Orbitz deal was found by Cheapflights users on 2/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
PHX
-
BWI
1 stop7h 59m
Frontier
Mon 5/46:05 am
BWI
-
PHX
1 stop12h 21m
Frontier
Deal found 2/2$190
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Sat 2/146:00 am
PHX
-
BWI
1 stop16h 31m
Frontier
Mon 2/1612:12 pm
BWI
-
PHX
1 stop14h 43m
Frontier
Deal found 2/1$197
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/106:50 am
PHX
-
DCA
1 stop12h 09m
Frontier
Thu 3/126:00 pm
DCA
-
PHX
2 stops32h 28m
Frontier
Deal found 2/1$242
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/271:01 am
PHX
-
DCA
Nonstop4h 10m
American Airlines
Sat 3/74:59 pm
DCA
-
PHX
Nonstop5h 18m
American Airlines
Deal found 2/1$243
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:10 am
PHX
-
IAD
1 stop10h 21m
Frontier
Wed 4/86:00 am
IAD
-
PHX
2 stops20h 47m
Frontier
Deal found 2/2$244

Find flight deals from Sky Harbor Intl to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$148
(Expedia)

One-way from

$66
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$388

Good round-trip deal

$427 or less

Good one-way deal

$209 or less
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Washington, D.C. (WAS) flights.
Search Deals
From Phoenix Sky Harbor Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. that are best for you.

Fly from

Sky Harbor Intl

Fly to

Washington, D.C.

Route

Depart

Return

Price

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sat 2/14

12:35 pm-9:17 pm

1 stop6h 42m

Baltimore/Washington

Tue 2/17

5:20 pm-11:03 pm

1 stop7h 43m

$242

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 4/15

3:42 pm-6:00 am

1 stop11h 18m

Baltimore/Washington

Sun 4/19

8:10 am-2:17 pm

1 stop9h 07m

$242

PhoenixWashington, D.C.

PHX - DCA

PHXDCA

Phoenix Sky Harbor Intl

Fri 3/6

10:25 pm-8:03 am

1 stop7h 38m

Washington, D.C. Reagan-National

Tue 3/17

1:00 pm-8:23 pm

1 stop10h 23m

$243

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Wed 2/18

6:00 am-5:20 pm

1 stop9h 20m

Baltimore/Washington

Sat 2/21

4:10 pm-9:21 pm

1 stop7h 11m

$247

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Thu 3/12

11:05 pm-10:30 am

1 stop8h 25m

Baltimore/Washington

Mon 3/16

11:45 am-6:18 pm

1 stop9h 33m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sat 3/28

10:30 pm-9:39 am

1 stop8h 09m

Baltimore/Washington

Mon 4/6

4:43 pm-9:14 pm

1 stop7h 31m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Sat 3/28

10:30 pm-9:39 am

1 stop8h 09m

Baltimore/Washington

Sat 4/4

5:30 pm-10:49 pm

1 stop8h 19m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Fri 3/20

10:30 pm-10:29 am

1 stop8h 59m

Baltimore/Washington

Mon 3/23

5:35 pm-9:54 pm

1 stop7h 19m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Tue 3/31

7:33 pm-5:51 am

1 stop7h 18m

Baltimore/Washington

Wed 4/8

11:45 am-6:18 pm

1 stop9h 33m

$257

PhoenixBaltimore

PHX - BWI

PHXBWI

Phoenix Sky Harbor Intl

Tue 3/10

11:55 pm-10:47 am

1 stop7h 52m

Baltimore/Washington

Mon 3/16

6:59 pm-11:46 pm

1 stop7h 47m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 60 results
1
2
3
...
6

Compare providers for flights from Sky Harbor Intl to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Washington, D.C. in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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 Washington, D.C.

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Washington, D.C.. Price data was last updated on January 30, 2026.

The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. (average of $144). Flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. in June is currently the most expensive (average of $208). 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 WAS?

Find hourly flight availability from Sky Harbor Intl to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

A simple way to save on the total cost of your ticket is to fly from Phoenix Sky Harbor Intl Airport to Washington, D.C. in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Washington, D.C.. Price data was last updated on January 31, 2026.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Washington, D.C. flight should consider departing on Tuesday evenings 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 Washington, D.C.

Explore weekly flight availability from Sky Harbor Intl to Washington, D.C.. 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 February 3, 2026.

The most flights from PHX to WAS are scheduled on a Monday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

What’s the top layover airport for flights from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Share of 1-stop round-trip flights from Phoenix Sky Harbor Intl Airport to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same layover each way.

Denver (DEN) – chosen by Cheapflights users on 56% of 1-stop itineraries from Phoenix Sky Harbor Intl Airport to Washington, D.C. on Cheapflights.

What’s the cheapest layover airport for flights from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Average round-trip fare for 1-stop flights from Phoenix Sky Harbor Intl Airport to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same layover each way.

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $140.

What’s the fastest layover option from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Shortest average travel time for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Kansas City (MCI) have the shortest average one-way travel time for 1-stop routes: 6h 10m.

Which airport typically offers the quickest layover for flights from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

Average layover duration for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Kansas City (MCI) offer the fastest connection on this route, with an average layover time of 0h 58m.

How often are flights from Phoenix to Washington, D.C. delayed?

About 11% of weekly flights between Phoenix and Washington, D.C. have experienced delays in the past year, with the average delay time being 128 minutes.

What is the most punctual flight time for Phoenix to Washington, D.C. flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Phoenix to Washington, D.C. flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.

The best insider tips for Phoenix Sky Harbor Intl Airport to Washington, D.C. flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to Washington, D.C. trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,138 reviews
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,236 reviews
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,216 reviews
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,051 reviews
Southwest
8.0
Very good
4,272 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Washington, D.C.. 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 Washington, D.C.?

    United Airlines, JetBlue, and Delta can get you from Phoenix Sky Harbor Intl Airport to Washington, D.C. in just under 6h 42m. Your travel time can differ by up to 1h 43m. Airlines will cover a distance of 1992 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. round-trip?

    Currently priced at $135, Frontier will fly you from Phoenix Sky Harbor Intl Airport to Washington, D.C. and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Southwest - these airlines can fly you to your destination from $187 and $217, respectively. Frontier is priced at 63% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Washington, D.C. one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $73. Users have also found prices from $77 and $122 on Southwest and United Airlines, respectively.

  • What are the most popular routes from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

    Most travelers choose Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl, Phoenix Sky Harbor Intl - Washington, D.C. Reagan-National or Phoenix Sky Harbor Intl - Baltimore/Washington when deciding on the best route from Phoenix Sky Harbor Intl Airport to Washington, D.C..

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix Sky Harbor Intl Airport to Washington, D.C. on time: Brussels Airlines (98%), Austrian Airlines (98%), United Airlines (98%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Washington, D.C.?

    The cheapest flight price from Phoenix Sky Harbor Intl Airport to Washington, D.C. is $125. On average you can expect to pay $805. The most popular route, (Phoenix Sky Harbor Intl - Washington, D.C. Dulles Intl), can usually be booked for $219.

  • Can I find deals for flights from Sky Harbor Intl to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Washington, D.C.?

    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 Washington, D.C..

  • Can I find deals for business class flights from Sky Harbor Intl to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Washington, D.C. 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 Washington, D.C.?

    Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Washington, D.C. (average of $144). Flying from Phoenix Sky Harbor Intl Airport to Washington, D.C. in June is currently the most expensive (average of $208). 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

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sky Harbor Intl to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Dulles Intl flights
Sky Harbor Intl to Reagan-National flights

Top 7 airlines flying from Sky Harbor Intl to Washington, D.C.

Discover the top 7 airlines that operate flights from Sky Harbor Intl to Washington, D.C.. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$115Average$257FlexibilityNo cancel feeOn-time65%
FrontierCheapest$135Average$263FlexibilityNo cancel feeOn-time62%
DeltaCheapest$163Average$341FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$217Average$418FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$219Average$379FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$224Average$367FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$242Average$274FlexibilityNo cancel feeOn-time62%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights