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Mesa

$116+ Cheap flights from Dulles Intl (IAD) to Mesa, 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — PHX
feb. 19 — feb. 261
jue. 2/19
jue. 2/26
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Mesa are usually found in August or July, booked 70 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Dulles Intl to Mesa

Cheapest flights from Dulles Intl to Mesa
Explore the most affordable flight options available from Dulles Intl to Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 20, 2026.

This Orbitz deal was found by Cheapflights users on 1/17. 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.
jue. 2/1910:10 am
IAD
-
PHX
1 stop12h 16m
Frontier
jue. 2/265:05 am
PHX
-
IAD
1 stop10h 52m
Frontier
Deal found 1/17$241
This CheapOair deal was found by Cheapflights users on 1/17. 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.
lun. 2/910:50 am
IAD
-
PHX
1 stop14h 19m
Frontier
jue. 2/125:05 am
PHX
-
IAD
1 stop10h 52m
Frontier
Deal found 1/17$242
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mié. 3/256:20 am
IAD
-
PHX
1 stop8h 50m
Frontier
lun. 3/309:24 pm
PHX
-
IAD
2 stops24h 07m
Frontier
Deal found 1/19$243
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
dom. 2/157:20 pm
IAD
-
PHX
1 stop31h 35m
Frontier
sáb. 2/216:00 am
PHX
-
IAD
1 stop26h 15m
Frontier
Deal found 1/19$244
This Frontier deal was found by Cheapflights users on 1/18. 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.
mié. 3/116:20 am
IAD
-
PHX
1 stop8h 50m
Frontier
lun. 3/168:42 am
PHX
-
IAD
1 stop12h 49m
Frontier
Deal found 1/18$245
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
jue. 2/2611:22 am
IAD
-
PHX
2 stops14h 22m
Frontier
lun. 3/26:00 am
PHX
-
IAD
1 stop8h 08m
Frontier
Deal found 1/18$246
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
mié. 2/188:00 am
IAD
-
PHX
1 stop10h 21m
Multiple Airlines
mié. 2/255:40 pm
PHX
-
IAD
1 stop22h 17m
Multiple Airlines
Deal found 1/18$247
This Expedia deal was found by Cheapflights users on 1/17. 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.
mié. 2/256:20 pm
IAD
-
PHX
1 stop19h 20m
Multiple Airlines
mié. 3/411:59 pm
PHX
-
IAD
1 stop7h 26m
Multiple Airlines
Deal found 1/17$248
This Expedia deal was found by Cheapflights users on 1/19. 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.
lun. 3/98:09 am
IAD
-
PHX
1 stop18h 35m
Frontier
lun. 3/168:42 am
PHX
-
IAD
1 stop12h 49m
Frontier
Deal found 1/19$249
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mié. 3/256:20 am
IAD
-
PHX
1 stop8h 50m
Frontier
mié. 4/111:41 am
PHX
-
IAD
2 stops9h 55m
Frontier
Deal found 1/19$250
This Kiwi.com deal was found by Cheapflights users on 1/18. 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. 2/78:00 am
IAD
-
PHX
1 stop10h 21m
Multiple Airlines
mar. 3/246:45 pm
PHX
-
IAD
2 stops26h 46m
Multiple Airlines
Deal found 1/18$251
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
dom. 2/19:18 am
IAD
-
PHX
2 stops33h 38m
Frontier
sáb. 2/78:30 am
PHX
-
IAD
1 stop23h 25m
Frontier
Deal found 1/18$252

Find flight deals from Dulles Intl to Mesa

Keep the following information in mind while searching for Dulles Intl to Mesa flight deals. Data was last updated enero 20, 2026.

Round-trip from

$241
(Frontier)

One-way from

$116
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$432
From Washington, D.C. Dulles Intl to Mesa
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Mesa
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Mesa 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 enero 20, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Mesa that are best for you.

Fly from

Dulles Intl

Fly to

Mesa

Route

Depart

Return

Price

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

sáb. 2/14

5:25 pm-11:42 pm

1 stop8h 17m

Phoenix Sky Harbor Intl

mié. 2/18

11:50 pm-9:13 am

1 stop7h 23m

$289

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

sáb. 4/4

5:31 pm-9:54 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

mar. 4/7

11:55 pm-9:10 am

1 stop6h 15m

$289

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

mar. 3/31

3:35 pm-10:49 pm

1 stop10h 14m

Phoenix Sky Harbor Intl

mié. 4/1

11:55 pm-9:10 am

1 stop6h 15m

$289

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

lun. 3/2

7:30 am-3:47 pm

1 stop10h 17m

Phoenix Sky Harbor Intl

lun. 3/9

8:45 am-11:48 pm

1 stop12h 03m

$305

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

mié. 4/1

6:22 pm-11:27 pm

1 stop8h 05m

Phoenix Sky Harbor Intl

jue. 4/9

6:28 pm-5:22 pm

1 stop19h 54m

$339

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

mar. 3/31

3:35 pm-9:14 pm

1 stop8h 39m

Phoenix Sky Harbor Intl

jue. 4/2

10:29 pm-9:10 am

1 stop7h 41m

$366

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

sáb. 2/21

4:30 pm-7:50 pm

Nonstop5h 20m

Phoenix Sky Harbor Intl

lun. 2/23

11:00 am-5:00 pm

Nonstop4h 00m

$367

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

sáb. 2/21

4:30 pm-7:50 pm

Nonstop5h 20m

Phoenix Sky Harbor Intl

lun. 3/2

11:00 am-5:00 pm

Nonstop4h 00m

$367

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

mié. 4/1

7:18 am-11:41 am

1 stop7h 23m

Phoenix Sky Harbor Intl

mar. 4/7

11:55 pm-9:10 am

1 stop6h 15m

$378

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

sáb. 4/18

3:55 pm-6:05 pm

Nonstop5h 10m

Phoenix Sky Harbor Intl

sáb. 4/25

10:50 am-10:55 pm

2 stops9h 05m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 23 results
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Best time to book a flight from Dulles Intl to Mesa

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Mesa. Price data was last updated on January 16, 2026.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Mesa is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mesa (average of $180). Flying from Washington, D.C. Dulles Intl Airport to Mesa in April is currently the most expensive (average of $287). 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 MS9?

Find hourly flight availability from Dulles Intl to Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 20, 2026.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Mesa in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the evening.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Mesa

Explore weekly flight availability from Dulles Intl to Mesa. 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 enero 20, 2026.

The most flights from IAD to MS9 are scheduled on a Friday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Mesa

Get insights into the airlines that provide service to Mesa. 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 Mesa. Reviews last updated enero 20, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. Dulles Intl Airport to Mesa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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
8,076 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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
9,180 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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
11,164 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

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 Dulles Intl to Mesa. 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 Mesa?

    A quick flight from Washington, D.C. Dulles Intl Airport to Mesa can take about 8h 05m. Delta provides one of the quickest options available for as low as $339. The distance between Washington, D.C. Dulles Intl Airport and Mesa is about 1950 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Mesa are Frontier ($89), Southwest ($103), and United Airlines ($135).

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

    Before booking your flight to Mesa from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (89%), Avianca (85%), Brussels Airlines( 85%).

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

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Washington, D.C. Dulles Intl - Phoenix Sky Harbor Intl) can be booked for $198 on average, our data indicates $909 when flying from Washington, D.C. Dulles Intl Airport to Mesa.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mesa (average of $180). Flying from Washington, D.C. Dulles Intl Airport to Mesa in April is currently the most expensive (average of $287). 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 Mesa

Discover the top 5 airlines that operate flights from Dulles Intl to Mesa. 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 enero 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$260FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$254Average$388FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$273Average$424FlexibilityNo cancel feeOn-time69%
DeltaCheapest$276Average$332FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$366Average$498FlexibilityNo cancel feeOn-time71%

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