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Tempe

$115+ Cheap flights from Dulles Intl (IAD) to Tempe, AZ

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHX
Apr 4 — Apr 111
Sat 4/4
Sat 4/11
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Tempe are usually found in August or July, booked 62 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Dulles Intl to Tempe

Cheapest flights from Dulles Intl to Tempe
Explore the most affordable flight options available from Dulles Intl to Tempe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 5, 2026.

This CheapOair deal was found by Cheapflights users on 3/1. 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.
Thu 4/912:08 pm
IAD
-
PHX
1 stop13h 37m
Multiple Airlines
Tue 4/1412:58 pm
PHX
-
IAD
1 stop8h 38m
Multiple Airlines
Deal found 3/1$285
This Kiwi.com deal was found by Cheapflights users on 2/28. 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 3/236:20 am
IAD
-
PHX
2 stops34h 22m
Frontier
Mon 3/301:05 pm
PHX
-
IAD
1 stop8h 26m
Frontier
Deal found 2/28$286
This Southwest deal was found by Cheapflights users on 3/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:05 pm
IAD
-
PHX
1 stop7h 05m
Southwest
Sat 4/257:45 am
PHX
-
IAD
Nonstop4h 20m
Southwest
Deal found 3/1$287
This Kiwi.com deal was found by Cheapflights users on 3/2. 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 3/186:20 am
IAD
-
PHX
1 stop28h 17m
Frontier
Wed 3/251:17 pm
PHX
-
IAD
1 stop8h 04m
Frontier
Deal found 3/2$288
This Expedia deal was found by Cheapflights users on 2/28. 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.
Wed 4/157:00 am
IAD
-
PHX
2 stops15h 58m
Multiple Airlines
Sat 4/1812:30 am
PHX
-
IAD
1 stop9h 01m
Multiple Airlines
Deal found 2/28$289
This Delta deal was found by Cheapflights users on 3/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:35 pm
IAD
-
PHX
1 stop10h 14m
Delta
Thu 3/1911:55 pm
PHX
-
IAD
1 stop6h 15m
Delta
Deal found 3/2$290
This Kiwi.com deal was found by Cheapflights users on 2/28. 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 3/178:00 am
IAD
-
PHX
1 stop10h 21m
Multiple Airlines
Wed 3/251:17 pm
PHX
-
IAD
1 stop8h 04m
Multiple Airlines
Deal found 2/28$291
This CheapOair deal was found by Cheapflights users on 2/28. 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 4/3012:23 pm
IAD
-
PHX
1 stop13h 02m
Frontier
Sat 5/212:30 am
PHX
-
IAD
1 stop27h 57m
Frontier
Deal found 2/28$292
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:05 am
IAD
-
PHX
1 stop12h 39m
Alaska Airlines
Thu 3/127:20 am
PHX
-
IAD
1 stop7h 07m
Alaska Airlines
Deal found 3/1$293
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:10 am
IAD
-
PHX
2 stops18h 33m
Alaska Airlines
Mon 4/277:15 pm
PHX
-
IAD
1 stop19h 26m
Alaska Airlines
Deal found 3/2$294
This Alaska Airlines deal was found by Cheapflights users on 3/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:05 am
IAD
-
PHX
1 stop12h 39m
Alaska Airlines
Tue 3/36:00 am
PHX
-
IAD
1 stop9h 20m
Alaska Airlines
Deal found 3/1$295
This Kiwi.com deal was found by Cheapflights users on 3/3. 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.
Tue 3/108:00 am
IAD
-
PHX
1 stop10h 21m
Multiple Airlines
Wed 3/185:15 am
PHX
-
IAD
2 stops16h 06m
Multiple Airlines
Deal found 3/3$296

Find flight deals from Dulles Intl to Tempe

Keep the following information in mind while searching for Dulles Intl to Tempe flight deals. Data was last updated March 5, 2026.

Round-trip from

$285
(CheapOair)

One-way from

$115
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$487
From Washington, D.C. Dulles Intl to Tempe
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Tempe
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Tempe 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 March 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tempe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Tue 4/7

6:22 pm-11:27 pm

1 stop8h 05m

Phoenix Sky Harbor Intl

Thu 4/16

6:00 am-5:40 am

1 stop20h 40m

$303

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Mon 4/20

12:43 pm-4:54 pm

1 stop7h 11m

Phoenix Sky Harbor Intl

Tue 4/21

1:23 pm-8:47 pm

Nonstop4h 24m

$349

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 4/1

5:50 am-10:45 am

1 stop7h 55m

Phoenix Sky Harbor Intl

Wed 4/8

8:35 am-3:50 pm

Nonstop4h 15m

$390

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Wed 4/8

6:22 pm-11:27 pm

1 stop8h 05m

Phoenix Sky Harbor Intl

Sun 4/12

6:28 pm-5:22 pm

1 stop19h 54m

$416

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 5/1

7:10 am-10:31 pm

2 stops18h 21m

Phoenix Sky Harbor Intl

Sun 5/3

6:37 am-5:41 pm

1 stop8h 04m

$423

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 5/9

5:23 pm-7:39 pm

Nonstop5h 16m

Phoenix Sky Harbor Intl

Sat 5/9

11:47 pm-7:06 am

Nonstop4h 19m

$429
Quickest round-trip

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 5/16

3:55 pm-6:05 pm

Nonstop5h 10m

Phoenix Sky Harbor Intl

Sun 5/24

10:00 am-5:15 pm

Nonstop4h 15m

$433

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 4/4

5:37 pm-7:49 pm

Nonstop5h 12m

Phoenix Sky Harbor Intl

Tue 4/14

12:37 pm-10:44 pm

1 stop7h 07m

$455

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 5/1

5:55 am-10:25 am

1 stop7h 30m

Phoenix Sky Harbor Intl

Mon 5/4

10:55 am-12:20 am

2 stops10h 25m

$487

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Fri 4/17

5:37 pm-7:49 pm

Nonstop5h 12m

Phoenix Sky Harbor Intl

Wed 4/22

1:23 pm-8:47 pm

Nonstop4h 24m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/28

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dulles Intl to Tempe

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Tempe. Price data was last updated on February 27, 2026.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Tempe may vary depending on when you book. For the best chance of a lower fare, look to book 62 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 Tempe?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tempe (average of $189). Flying from Washington, D.C. Dulles Intl Airport to Tempe in April is currently the most expensive (average of $288). 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 TM9?

Find hourly flight availability from Dulles Intl to Tempe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 5, 2026.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Tempe in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Tempe. Price data was last updated on February 21, 2026.

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

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Tempe?

Reviews of airlines servicing Tempe

Get insights into the airlines that provide service to Tempe. 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 Tempe. Reviews last updated March 5, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Washington, D.C. Dulles Intl Airport to Tempe by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,308 reviews
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Delta
7.9
Good
8,250 reviews
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
United Airlines
7.4
Good
9,388 reviews
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
American Airlines
7.1
Good
11,382 reviews
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,041 reviews
Southwest
8.0
Very good
4,308 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Tempe. 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 Washington, D.C. Dulles Intl Airport to Tempe?

    For as low as $349, Alaska Airlines can have you in Tempe from Washington, D.C. Dulles Intl Airport in 7h 11m. Washington, D.C. Dulles Intl Airport and Tempe are separated by a distance of 1950 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $89 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $113 and $128, respectively.

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

    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 Tempe on time: Southwest (94%), United Airlines (88%), Avianca (82%).

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

    Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl) can be booked for $204 on average, our data indicates $1,047 when flying from Washington, D.C. Dulles Intl Airport to Tempe.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Tempe (average of $189). Flying from Washington, D.C. Dulles Intl Airport to Tempe in April is currently the most expensive (average of $288). 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

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.

Top 5 airlines flying from Dulles Intl to Tempe

Discover the top 5 airlines that operate flights from Dulles Intl to Tempe. 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 March 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$163Average$261FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$241Average$405FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$327FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$273Average$441FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$366Average$520FlexibilityNo cancel feeOn-time71%

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