$209 Cheap Flights from Mesa (AZA) to Washington (IAD)

View $209 flight on Thu, May 8, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Mesa to Washington (AZA-IAD)

Prices were available within the past 7 days and start at $209 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Mesa (AZA) to Washington (IAD)
Origin airport
Phoenix - Mesa Gateway
Destination airport
Washington Dulles Intl.
Distance
1937 mi

Mesa to Washington Flights

The cheapest times to fly from Mesa to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Mesa to Washington are during the month of . You can find some of the cheapest flights from Mesa to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mesa to Washington

Sunday is one of the best days to book for cheap flights from Mesa to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Mesa to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Mesa to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $209 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Mesa to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Mesa to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

Is it cheaper to buy a plane ticket from Phoenix - Mesa Gateway Airport (AZA) to Washington Dulles Intl. Airport (IAD) last minute?
Booking your trip from Phoenix - Mesa Gateway Airport (AZA) to IAD last minute could save you a tidy sum if you strike it lucky and find a terrific deal. However, fares generally don’t get cheaper as the departure date nears. If you take a wait-and-see approach, flights could also be booked up or the best seats long gone. If you don’t want to hedge your bets, book well ahead of your departure date. In fact, some of the best deals are available on Expedia up to a year in advance. If your favorite carrier hasn’t released its airfares yet, check back regularly as deals are updated on Expedia all the time.
What airports do you fly into for Washington from Phoenix?
From Phoenix, you can connect to Washington through Washington Dulles Intl. Airport (IAD), Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI). Find out which terminal is best for you before making your decision. If you pick Washington Dulles Intl. Airport (IAD), it’s about 25 mi west of downtown. Use the dough you save when booking your journey with Expedia to explore the city’s awesome attractions, such as White House and United States Capitol.
Can I change the date of my flight from AZA to Washington Dulles Intl. Airport (IAD)?
You can quickly make changes to your Phoenix - Mesa Gateway Airport (AZA) to IAD flight through the Expedia Trips portal. Before you amend times or dates, check the fare conditions in your itinerary to find out what the carrier will let you do and what fees apply for changes. Some carriers have a change fee per person, on top of any difference in prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also browse our Customer Service portal for more information and to chat with our Virtual Agent.

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*Available to One Key members.