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$109+ Cheap flights from Dulles Intl (IAD) to Arizona

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHX
mar. 31 — abr. 71
lun. 3/31
lun. 4/7
1 adult, Economy
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Cheap flight deals from Dulles Intl to Arizona

Keep the following information in mind while searching for Dulles Intl to Arizona flight deals. Data was last updated marzo 26, 2025.

Round-trip from

$178
(Frontier)

One-way from

$109
(Frontier)

Popular in

December

Cheapest in

January

Average price

$450

Good round-trip deal

$365 or less

Good one-way deal

$184 or less
From Washington, D.C. Dulles Intl to Arizona
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One-way flight from Washington, D.C. Dulles Intl to Arizona
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Arizona.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Arizona.
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Find flight deals from Dulles Intl to Arizona

Cheapest flights from Dulles Intl to Arizona
Explore the most affordable flight options available from Dulles Intl to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 26, 2025.

This Frontier deal was found by Cheapflights users on 3/25. 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.
vie. 5/28:01 amIAD - LAS
Nonstop5h 15mFrontier
mar. 5/611:00 pmLAS - IAD
Nonstop4h 31mFrontier
Deal found 3/25$178
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
sáb. 5/105:00 pmIAD - LAS
1 stop8h 24mMultiple Airlines
lun. 5/1211:00 pmLAS - IAD
Nonstop4h 31mMultiple Airlines
Deal found 3/25$211
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/285:55 pmIAD - LAS
Nonstop5h 19mUnited Airlines
sáb. 5/310:45 pmLAS - IAD
Nonstop4h 25mUnited Airlines
Deal found 3/25$219
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
sáb. 5/35:00 pmIAD - LAS
1 stop8h 24mHawaiian Airlines
sáb. 5/106:00 amLAS - IAD
1 stop7h 00mHawaiian Airlines
Deal found 3/25$231
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/35:00 pmIAD - LAS
1 stop8h 24mAlaska Airlines
mar. 5/66:38 amLAS - IAD
1 stop7h 44mAlaska Airlines
Deal found 3/25$236
This Southwest deal was found by Cheapflights users on 3/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/47:00 pmIAD - LAS
1 stop7h 25mSouthwest
vie. 5/95:50 amLAS - IAD
1 stop9h 05mSouthwest
Deal found 3/25$241
This Frontier deal was found by Cheapflights users on 3/25. 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.
vie. 4/410:50 amIAD - PHX
1 stop14h 29mFrontier
vie. 4/1111:19 pmPHX - IAD
1 stop9h 39mFrontier
Deal found 3/25$278
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/25:50 pmIAD - PHX
Nonstop5h 07mUnited Airlines
sáb. 5/246:30 pmPHX - IAD
1 stop7h 45mUnited Airlines
Deal found 3/25$279
This Booking.com deal was found by Cheapflights users on 3/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/76:35 amIAD - PHX
1 stop13h 07mMultiple Airlines
mié. 4/911:59 pmPHX - IAD
1 stop7h 56mMultiple Airlines
Deal found 3/25$283
This Sun Country Air deal was found by Cheapflights users on 3/25. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/207:30 amIAD - PHX
1 stop13h 02mSun Country Air
jue. 4/246:40 pmPHX - IAD
1 stop14h 43mSun Country Air
Deal found 3/25$285
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/157:00 amIAD - PHX
1 stop10h 42mAlaska Airlines
mié. 4/236:16 pmPHX - IAD
1 stop10h 27mAlaska Airlines
Deal found 3/24$296
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/155:23 pmIAD - PHX
1 stop7h 17mDelta
jue. 4/176:00 amPHX - IAD
1 stop7h 37mDelta
Deal found 3/25$297

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Arizona 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 marzo 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Arizona that are best for you.

Fly from

Dulles Intl

Fly to

Arizona

Route

Depart

Return

Price

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

vie. 5/2

8:01 am-10:16 am

Nonstop5h 15m

Las Vegas Harry Reid Intl

mar. 5/6

11:00 pm-6:31 am

Nonstop4h 31m

$178

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

sáb. 5/10

5:00 pm-10:24 pm

1 stop8h 24m

Las Vegas Harry Reid Intl

lun. 5/12

11:00 pm-6:31 am

Nonstop4h 31m

$211

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

lun. 4/28

5:55 pm-8:14 pm

Nonstop5h 19m

Las Vegas Harry Reid Intl

sáb. 5/3

10:45 pm-6:10 am

Nonstop4h 25m

$219

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

sáb. 5/3

5:00 pm-10:24 pm

1 stop8h 24m

Las Vegas Harry Reid Intl

sáb. 5/10

6:00 am-4:00 pm

1 stop7h 00m

$231

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

sáb. 5/3

5:00 pm-10:24 pm

1 stop8h 24m

Las Vegas Harry Reid Intl

mar. 5/6

6:38 am-5:22 pm

1 stop7h 44m

$236

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

dom. 5/4

7:00 pm-11:25 pm

1 stop7h 25m

Las Vegas Harry Reid Intl

vie. 5/9

5:50 am-5:55 pm

1 stop9h 05m

$241

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

vie. 4/4

10:50 am-10:19 pm

1 stop14h 29m

Phoenix Sky Harbor Intl

vie. 4/11

11:19 pm-11:58 am

1 stop9h 39m

$278

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

vie. 5/2

5:50 pm-7:57 pm

Nonstop5h 07m

Phoenix Sky Harbor Intl

sáb. 5/24

6:30 pm-5:15 am

1 stop7h 45m

$279

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

lun. 4/7

6:35 am-4:42 pm

1 stop13h 07m

Phoenix Sky Harbor Intl

mié. 4/9

11:59 pm-10:55 am

1 stop7h 56m

$283

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

dom. 4/20

7:30 am-5:32 pm

1 stop13h 02m

Phoenix Sky Harbor Intl

jue. 4/24

6:40 pm-12:23 pm

1 stop14h 43m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 52 results
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Best time to book a flight from Dulles Intl to Arizona

Have a flexible travel schedule? Discover the best time to fly to Arizona 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 Arizona

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Arizona (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Arizona 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 AZ?

Find hourly flight availability from Dulles Intl to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 26, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Arizona, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Arizona by month

Plan your trip to Arizona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Arizona 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 Arizona when rainfall is around 0.0 in.

Temperature in Arizona by month

Plan your trip to Arizona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Arizona, 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 Arizona

Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated marzo 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Washington, D.C. to Arizona 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
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,330 reviews
Southwest
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,274 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Arizona. 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 to fly from Washington, D.C. Dulles Intl Airport to Arizona one-way?

    $109 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Hawaiian Airlines, with prices starting from $111 and $113, respectively.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Arizona?

    The most popular route from Washington, D.C. Dulles Intl Airport to Arizona is Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl. You may also consider Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl or Washington, D.C. Dulles Intl - Tucson.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Arizona?

    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 Washington, D.C. Dulles Intl Airport to Arizona on time: United Airlines (89%), Avianca (87%), Lufthansa (85%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Arizona?

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Arizona is $130. On average you can expect to pay $793. The most popular route, (Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl), can usually be booked for $181.

  • Can I find deals for flights from Dulles Intl to Arizona that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Arizona?

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

  • Can I find deals for business class flights from Dulles Intl to Arizona?

    Yes. Cheapflights offers flight deals from Dulles Intl to Arizona 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 Arizona?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Arizona (average of $258). Flying from Washington, D.C. Dulles Intl Airport to Arizona 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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Alternative routes for Dulles Intl to Arizona

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Dallas/Fort Worth flights
Dulles Intl to Miami flights
Baltimore to Dallas/Fort Worth flights
Dulles Intl to Las Vegas flights
Reagan-National to Miami flights
Reagan-National to Los Angeles flights
Dulles Intl to Orlando flights
Reagan-National to Dallas/Fort Worth flights
Baltimore to Fort Lauderdale flights
Dulles Intl to Seattle flights
Dulles Intl to Los Angeles flights
Reagan-National to Las Vegas flights
Baltimore to Miami flights
Dulles Intl to Fort Lauderdale flights
Reagan-National to Seattle flights
Dulles Intl to Hobby flights
Baltimore to Hobby flights
Reagan-National to San Francisco flights
Dulles Intl to Atlanta flights
Reagan-National to Boston flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to San Francisco flights
Baltimore to Las Vegas flights
Dulles Intl to Tampa flights
Baltimore to O'Hare Intl flights
Dulles Intl to Denver flights
Baltimore to Seattle flights
Dulles Intl to Boston flights
Baltimore to Denver flights
Reagan-National to O'Hare Intl flights
Baltimore to Los Angeles flights
Reagan-National to Hobby flights
Baltimore to Orlando flights
Baltimore to San Francisco flights
Dulles Intl to George Bush Intcntl flights
Reagan-National to Orlando flights
Baltimore to Boston flights
Dulles Intl to Sky Harbor Intl flights
Reagan-National to Denver flights
Dulles Intl to New Orleans flights
Baltimore to Atlanta flights
Reagan-National to Atlanta flights
Dulles Intl to Austin flights
Dulles Intl to Nashville flights
Dulles Intl to Charleston flights
Baltimore to George Bush Intcntl flights
Reagan-National to Fort Lauderdale flights
Reagan-National to Nashville flights
Reagan-National to Tampa flights
Baltimore to Tampa flights

Top 6 airlines flying from Dulles Intl to Arizona

Discover the top 6 airlines that operate flights from Dulles Intl to Arizona. 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 marzo 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$225FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$238Average$310FlexibilityNo cancel feeOn-time83%
DeltaCheapest$256Average$409FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$495FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$280Average$444FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$326Average$542FlexibilityNo cancel feeOn-time71%
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