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

No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport consider choosing Avianca (92%), United Airlines (87%) or Lufthansa (85%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?

When booking a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

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

Departing on a Monday is a good option for securing a great price. You can expect to save up to 22% when planning your travel around this day of the week.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport 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 Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Dulles Intl to Sky Harbor Intl that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Sky Harbor Intl?

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

Can I find deals for business class flights from Dulles Intl to Sky Harbor Intl?

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

$136+ Flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport

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Find cheap flights from Dulles Intl to Sky Harbor Intl 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 Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl are usually found in August or January, booked 71 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Dulles Intl to Sky Harbor Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$280 (Frontier)
One-way from	$136 (CheapOair)
Popular in	December
Cheapest in	August
Average price	$429
Good round-trip deal	$338 or less
Good one-way deal	$150 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Phoenix Sky Harbor Intl flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Phoenix Sky Harbor Intl flights.

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From Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl

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One-way flight from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl.

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl.

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Find flight deals from Dulles Intl to Sky Harbor Intl

Cheapest flights from Dulles Intl to Sky Harbor Intl
Explore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Wed 4/95:52 pmIAD - PHX

1 stop8h 12mFrontier

Sun 4/1311:59 pmPHX - IAD

1 stop14h 03mFrontier

Deal found 4/2

$280

Wed 5/286:30 amIAD - PHX

1 stop11h 17mMultiple Airlines

Sat 5/317:28 pmPHX - IAD

1 stop7h 27mMultiple Airlines

Deal found 4/4

$283

Sat 4/194:00 pmIAD - PHX

Nonstop5h 00mSouthwest

Wed 4/239:25 amPHX - IAD

Nonstop4h 20mSouthwest

Deal found 4/2

$285

Wed 5/286:30 amIAD - PHX

1 stop11h 17mAlaska Airlines

Tue 6/35:24 pmPHX - IAD

1 stop11h 12mAlaska Airlines

Deal found 4/4

$288

Sat 5/246:48 amIAD - PHX

1 stop7h 31mUnited Airlines

Tue 5/276:30 pmPHX - IAD

1 stop7h 45mUnited Airlines

Deal found 4/4

$289

Fri 7/46:00 amIAD - PHX

1 stop6h 37mDelta

Sun 7/611:02 pmPHX - IAD

1 stop6h 40mDelta

Deal found 4/4

$298

Wed 5/145:02 amIAD - PHX

1 stop7h 14mAmerican Airlines

Fri 7/1112:38 amPHX - IAD

1 stop7h 21mAmerican Airlines

Deal found 4/3

$364

Best flights from Dulles Intl to Sky Harbor Intl
Discover carefully curated flight deals from Dulles Intl to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 4, 2025.

Wed 4/95:52 pmIAD - PHX

1 stop8h 12mFrontier

Sun 4/1311:59 pmPHX - IAD

1 stop14h 03mFrontier

Deal found 4/2

$280

Wed 5/286:30 amIAD - PHX

1 stop11h 17mMultiple Airlines

Sat 5/317:28 pmPHX - IAD

1 stop7h 27mMultiple Airlines

Deal found 4/4

$283

Sat 4/194:00 pmIAD - PHX

Nonstop5h 00mSouthwest

Wed 4/239:25 amPHX - IAD

Nonstop4h 20mSouthwest

Deal found 4/2

$285

Wed 5/286:30 amIAD - PHX

1 stop11h 17mAlaska Airlines

Tue 6/35:24 pmPHX - IAD

1 stop11h 12mAlaska Airlines

Deal found 4/4

$288

Sat 5/246:48 amIAD - PHX

1 stop7h 31mUnited Airlines

Tue 5/276:30 pmPHX - IAD

1 stop7h 45mUnited Airlines

Deal found 4/4

$289

Sat 4/195:09 pmIAD - PHX

1 stop8h 28mDelta

Thu 4/2411:46 amPHX - IAD

1 stop8h 54mDelta

Deal found 4/3

$298

Wed 5/145:02 amIAD - PHX

1 stop7h 14mAmerican Airlines

Fri 7/1112:38 amPHX - IAD

1 stop7h 21mAmerican Airlines

Deal found 4/3

$364

Mon 4/76:35 amIAD - PHX

1 stop13h 07mSun Country Air

Sat 4/125:50 pmPHX - IAD

1 stop14h 00mSun Country Air

Deal found 4/3

$456

Last-minute flights from Dulles Intl to Sky Harbor Intl
Discover last-minute flight deals from Dulles Intl to Sky Harbor Intl. Data last updated April 4, 2025 and is based on user searches.

Mon 4/76:35 amIAD - PHX

1 stop13h 07mSun Country Air

Wed 4/96:22 pmPHX - IAD

1 stop13h 35mSun Country Air

Deal found 4/3

$456

Wed 4/95:52 pmIAD - PHX

1 stop8h 12mFrontier

Sun 4/1311:59 pmPHX - IAD

1 stop14h 03mFrontier

Deal found 4/2

$280

Thu 4/102:10 pmIAD - PHX

1 stop9h 40mSouthwest

Mon 8/118:30 amPHX - IAD

Nonstop4h 15mSouthwest

Deal found 4/3

$499

Thu 4/107:00 amIAD - PHX

1 stop14h 06mAlaska Airlines

Tue 4/155:15 amPHX - IAD

1 stop9h 44mAlaska Airlines

Deal found 4/3

$560

Sun 4/1312:55 pmIAD - PHX

3 stops27h 33mMultiple Airlines

Thu 4/179:24 amPHX - IAD

2 stops22h 56mMultiple Airlines

Deal found 4/3

$460

Sun 4/1311:51 amIAD - PHX

1 stop13h 44mSun Country Air

Thu 4/179:31 amPHX - IAD

1 stop23h 52mSun Country Air

Deal found 4/3

$550

Sun 4/136:00 amIAD - PHX

1 stop6h 44mDelta

Mon 8/1111:25 amPHX - IAD

1 stop9h 04mDelta

Deal found 4/3

$554

Mon 4/148:14 pmIAD - PHX

1 stop6h 42mAmerican Airlines

Sat 4/197:00 amPHX - IAD

1 stop6h 23mAmerican Airlines

Deal found 4/4

$480

Mon 4/148:35 amIAD - PHX

Nonstop5h 07mUnited Airlines

Sat 4/196:00 amPHX - IAD

1 stop7h 13mUnited Airlines

Deal found 4/4

$530

Sat 4/194:00 pmIAD - PHX

Nonstop5h 00mSouthwest

Wed 4/239:25 amPHX - IAD

Nonstop4h 20mSouthwest

Deal found 4/2

$285

Sat 4/195:09 pmIAD - PHX

1 stop8h 28mDelta

Thu 4/2411:46 amPHX - IAD

1 stop8h 54mDelta

Deal found 4/3

$298

Wed 5/145:02 amIAD - PHX

1 stop7h 14mAmerican Airlines

Fri 7/1112:38 amPHX - IAD

1 stop7h 21mAmerican Airlines

Deal found 4/3

$364

One-way flights from Dulles Intl to Sky Harbor Intl
Search for one-way flight options from Dulles Intl to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated April 4, 2025.

Fri 4/1810:50 amIAD - PHX

1 stop14h 29mFrontier

Deal found 4/3

$136

Tue 4/157:00 amIAD - PHX

1 stop10h 12mAlaska Airlines

Deal found 4/4

$138

Wed 6/1112:40 pmIAD - PHX

1 stop7h 04mSun Country Air

Deal found 4/3

$140

Wed 4/308:25 amIAD - PHX

2 stops27h 09mMultiple Airlines

Deal found 4/4

$142

Sun 6/15:34 pmIAD - PHX

Nonstop4h 48mUnited Airlines

Deal found 4/4

$150

Wed 6/46:30 amIAD - PHX

1 stop11h 17mHawaiian Airlines

Deal found 4/4

$159

Thu 6/269:21 amIAD - PHX

2 stops31h 26mAllegiant Air

Deal found 4/3

$162

Tue 5/67:50 amIAD - PHX

2 stops10h 25mSouthwest

Deal found 4/4

$165

Wed 5/75:02 amIAD - PHX

2 stops8h 18mAmerican Airlines

Deal found 4/3

$181

Thu 6/126:20 amIAD - PHX

1 stop9h 05mDelta

Deal found 4/4

$189

Wed 4/308:00 amIAD - PHX

1 stop8h 15mBreeze Airways

Deal found 4/3

$333

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 5/28

6:30 am-2:47 pm

1 stop11h 17m

Phoenix Sky Harbor Intl

Sat 5/31

7:28 pm-5:55 am

1 stop7h 27m

$283

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 4/19

4:00 pm-6:00 pm

Nonstop5h 00m

Phoenix Sky Harbor Intl

Wed 4/23

9:25 am-4:45 pm

Nonstop4h 20m

$285

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 5/28

6:30 am-2:47 pm

1 stop11h 17m

Phoenix Sky Harbor Intl

Tue 6/3

5:24 pm-7:36 am

1 stop11h 12m

$288

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 5/24

6:48 am-11:19 am

1 stop7h 31m

Phoenix Sky Harbor Intl

Tue 5/27

6:30 pm-5:15 am

1 stop7h 45m

$289

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 5/14

7:45 am-4:49 pm

1 stop12h 04m

Phoenix Sky Harbor Intl

Sat 7/12

7:29 pm-6:36 am

1 stop8h 07m

$291

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 7/4

6:00 am-9:37 am

1 stop6h 37m

Phoenix Sky Harbor Intl

Sun 7/6

11:02 pm-8:42 am

1 stop6h 40m

$298

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 5/14

5:02 am-9:16 am

1 stop7h 14m

Phoenix Sky Harbor Intl

Fri 7/11

12:38 am-10:59 am

1 stop7h 21m

$364

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 4/18

10:50 am-10:19 pm

1 stop14h 29m

$136

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Tue 4/15

7:00 am-4:10 pm

1 stop12h 10m

$138

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 6/11

12:40 pm-4:44 pm

1 stop7h 04m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 18 results

Compare providers for flights from Dulles Intl to Sky Harbor Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Sky Harbor Intl in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Cheapfaremart	Price Accuracy-	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars

*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 Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport 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 Washington, D.C. Dulles Intl Airport-Phoenix Sky Harbor Intl Airport 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 Dulles Intl to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Dulles 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 Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport

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

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 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 Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport in March 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 IAD to PHX?

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport at noon. Doing so could potentially save you 34% on the flight price compared to flying in the evening, which is usually more expensive.

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

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport

The most flights from IAD to PHX are scheduled on a Wednesday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Sky Harbor Intl by month

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Sky Harbor Intl

Read through reviews of airlines operating flights from Washington, D.C. to Phoenix, such as Breeze Airways, Alaska Airlines and Southwest. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Breeze Airways

8.1

Very good

157 reviews

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Alaska Airlines

8.0

Very good

9,837 reviews

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Southwest

8.0

Very good

4,276 reviews

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Delta

8.0

Very good

7,899 reviews

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Hawaiian Airlines

7.9

Good

2,353 reviews

Breeze Airways

8.1

Very good

157 reviews

Reviews

1 / 11

10.0

Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport is Frontier. Our recent data shows that you can find tickets from as low as $280 on this airline. Additional options worth looking into are Southwest and Alaska Airlines, starting at $285 and $288 round-trip. You may be able to fly from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport for 33% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport one-way?
$136 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Sun Country Air, with prices starting from $138 and $140, respectively.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport consider choosing Avianca (92%), United Airlines (87%) or Lufthansa (85%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
While on average a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport is generally $791, our data shows the cheapest flight currently is $130. When looking at the most popular route, (Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl), you can expect to pay $239 for that flight.
Can I find deals for flights from Dulles Intl to Sky Harbor Intl that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Sky Harbor Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Sky Harbor Intl.
Can I find deals for business class flights from Dulles Intl to Sky Harbor Intl?
Yes. Cheapflights offers flight deals from Dulles Intl to Sky Harbor Intl 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 Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport in March 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.

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Top 6 airlines flying from Dulles Intl to Sky Harbor Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$132	Average$225	FlexibilityNo cancel fee	On-time62%
Sun Country Air	Cheapest$198	Average$310	FlexibilityNo cancel fee	On-time83%
Delta	Cheapest$278	Average$352	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$279	Average$427	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$283	Average$389	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$358	Average$455	FlexibilityNo cancel fee	On-time71%

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$136+ Cheap flights from Dulles Intl (IAD) to Sky Harbor Intl (PHX)

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Sky Harbor Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl are usually found in August or January, booked 71 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Dulles Intl to Sky Harbor Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dulles Intl to Sky Harbor Intl

Cheapest flights from Dulles Intl to Sky Harbor IntlExplore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Explore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport that are best for you.

Compare providers for flights from Dulles Intl to Sky Harbor Intl

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 Dulles Intl to Sky Harbor Intl in April.

Best time to book a flight from Dulles Intl to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Dulles Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Sky Harbor Intl. Price data was last updated on March 28, 2025.

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

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

Find hourly flight availability from Dulles Intl to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Sky Harbor Intl. Price data was last updated on March 30, 2025.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl Airport

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Sky Harbor Intl

Read through reviews of airlines operating flights from Washington, D.C. to Phoenix, such as Breeze Airways, Alaska Airlines and Southwest. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

Can I find deals for flights from Dulles Intl to Sky Harbor Intl that include hotel bookings?

How can I find direct flights from Dulles Intl to Sky Harbor Intl?

Can I find deals for business class flights from Dulles Intl to Sky Harbor Intl?

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Sky Harbor Intl

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

Top 6 airlines flying from Dulles Intl to Sky Harbor Intl

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Cheapest flights from Dulles Intl to Sky Harbor Intl
Explore the most affordable flight options available from Dulles Intl to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.