$140+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Dulles Intl to Mesa 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 Mesa are usually found in August or November, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Friday
Find flight deals from Dulles Intl to Mesa
Cheapest flights from Dulles Intl to MesaExplore 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 October 20, 2025.
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 October 20, 2025.
This Kiwi.com deal was found by Cheapflights users on 10/20. 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.
This Southwest deal was found by Cheapflights users on 10/20. 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.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 10/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 10/18. 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.
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 10/18. 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.
Cheap 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 October 20, 2025.
Round-trip from | $268 (Kiwi.com) |
|---|---|
One-way from | $140 (Southwest) |
Popular in | December |
Cheapest in | August |
Average price | $405 |
Cheapflights Fare Finder
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
Fly to
Route
Depart
Return
Price
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Wed 11/19
5:30 pm-8:43 pm
Nonstop5h 13m
Phoenix Sky Harbor Intl
Mon 11/24
11:59 pm-6:12 am
Nonstop4h 13m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 12/4
5:52 pm-9:05 pm
Nonstop5h 13m
Phoenix Sky Harbor Intl
Mon 12/8
3:12 pm-9:25 pm
Nonstop4h 13m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Sun 11/9
8:20 am-11:33 am
Nonstop5h 13m
Phoenix Sky Harbor Intl
Sat 11/15
2:51 pm-11:15 pm
1 stop6h 24m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Wed 12/10
6:56 pm-12:04 am
1 stop7h 08m
Phoenix Sky Harbor Intl
Mon 12/15
1:33 pm-9:29 pm
1 stop5h 56m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 11/13
5:59 pm-12:08 am
1 stop8h 09m
Phoenix Sky Harbor Intl
Mon 11/17
12:59 am-11:07 am
1 stop8h 08m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Fri 12/5
5:59 pm-12:16 am
1 stop8h 17m
Phoenix Sky Harbor Intl
Tue 12/9
7:05 am-6:12 pm
1 stop9h 07m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Mon 11/10
11:50 am-5:48 pm
1 stop7h 58m
Phoenix Sky Harbor Intl
Mon 11/10
12:59 am-11:07 am
1 stop8h 08m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 12/4
7:40 am-2:10 pm
2 stops8h 30m
Phoenix Sky Harbor Intl
Mon 12/8
7:25 am-3:45 pm
1 stop6h 20m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Thu 1/15
8:15 am-2:19 pm
1 stop8h 04m
Phoenix Sky Harbor Intl
Mon 1/19
8:10 am-5:35 pm
1 stop7h 25m
Washington, D.C.Phoenix
IAD - PHX
IADPHX
Washington, D.C. Dulles Intl
Tue 2/3
5:26 pm-4:00 pm
2 stops24h 34m
Phoenix Sky Harbor Intl
Tue 2/10
1:16 pm-5:04 pm
2 stops25h 48m
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.
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 October 17, 2025.
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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Mesa (average of $165). Flying from Washington, D.C. Dulles Intl Airport to Mesa 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 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 October 20, 2025.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Mesa at noon. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Mesa?
Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Mesa. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Mesa flight should consider departing on Sunday 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 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 October 20, 2025.
The most flights from IAD to MS9 are scheduled on a Monday (7 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 October 20, 2025.
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.
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Mike,Aug 2025
OKC - AUS
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.
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Alternative routes for Dulles Intl to Mesa
See prices for flight routes from nearby airports that may be better suited for you.
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 October 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$262 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$270 | Average$379 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$276 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$366 | Average$456 | FlexibilityNo cancel fee | On-time71% |