Cheap Flights from Washington Dulles to Mcallen

Compare Washington Dulles to Mcallen flight deals

Find the cheapest month or even day of the year to fly to Mcallen

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Find the cheapest month to fly from Washington Dulles to Mcallen

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Mcallen flights are currently cheapest in April.

Washington Dulles to Mcallen: Alternative routes

Compare routes from Washington Dulles to Mcallen below. You may find an airport to fly into that's cheaper, faster, or easier than Mcallen.

Washington D.C. to Mcallen: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 8,121
Cheapest month to flyApril

Finding cheap flights from Washington Dulles to Mcallen: Frequently asked questions

The best price we found for a return flight from Washington Dulles to Mcallen is ج.م.‏ 13,653. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Dulles to Mcallen. But we found flights with one or more stops from ج.م.‏ 13,653.
As of February 2026, there are no flights flying from Washington Dulles to Mcallen.
The cheapest month to fly from Washington Dulles to Mcallen is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Mcallen Airport on Thursday, 16 April 2026.
No airlines currently offer direct flights between Washington Dulles Airport and Mcallen Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Mcallen but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Mcallen is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Mcallen.

Flying from Washington Dulles International Airport (IAD) to McAllen International Airport (MFE): what you need to know

  • The timezone in Mcallen is UTC-5, which is one hour behind Washington DC.

  • To ensure you catch your IAD to MFE flight, allow plenty of time to check in and drop off your luggage. Turning up two hours before international departures and an hour before domestic flights is the general travel rule.

  • Flying during a peak time such as April? School holidays and other high seasons can lead to longer queues and delays at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • Think about adding a stopover when booking your ticket from Washington Dulles International Airport to McAllen International Airport. Just deselect 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Here are some options between IAD and MFE:

    • George Bush Intercontinental Airport

    • Dallas/Fort Worth International Airport

    • Austin-Bergstrom International Airport

How to find the cheapest flights from Washington Dulles International Airport (IAD) to McAllen International Airport (MFE)

  • ج.م.‏ 8,121 is the best price for a one-way Washington Dulles International Airport to McAllen International Airport flight. A return flight starts at ج.م.‏ 13,653. These fares can change depending on availability.

  • It's usually best to book ahead of time if you're looking for cheap tickets from IAD to MFE. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • Getting cheap flights from Washington Dulles International Airport to McAllen International Airport is more likely if you can be flexible with your travel plans. Use the 'Whole month' function to see the lowest fares throughout the month and land a great deal.

  • Picking up cheap flights from IAD to MFE is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when a new deal comes up.

  • Tailor your trip with filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from Washington Dulles International Airport to McAllen International Airport.

Handy information about Washington Dulles International Airport (IAD)

  • You'll find IAD at 1 Saarinen Circle.

  • 74.39% of flights taking off from Washington Dulles International Airport make it to their destination on time.

  • To reach Washington Dulles International Airport from central Washington DC, it'll take about 50 minutes if you're going by car. This depends on traffic though. It's approximately 56 kilometres from the airport to the city centre.

  • Expect a journey time of about 3 hours 25 minutes on public transport.

  • Have an early flight from Washington Dulles International Airport to McAllen International Airport? Avoid the last-minute rush to the airport (and get some extra shut-eye) by picking one of these stays close to IAD:

Arriving at McAllen International Airport (MFE)

Getting from McAllen International Airport (MFE) to central Mcallen

  • You'll find MFE at 2500 S Bicentenial Blvd.

  • McAllen International Airport is approximately 3 kilometres from central Mcallen. The drive time takes about 10 minutes.

  • It takes around 50 minutes to get there by public transport.

When to fly to McAllen International Airport (MFE)

  • It's time to pick your dates for your flight from Washington Dulles International Airport to McAllen International Airport. July is the most popular month to visit Mcallen. If you want a more relaxed vibe, go in February.

  • Before locking in your flight from Washington Dulles International Airport to McAllen International Airport, consider the kind of weather you like. August is the warmest month in Mcallen, with temperatures ranging from 25ºC to 39ºC.

  • If you like cooler conditions, search for a cheap ticket from IAD to MFE in January. Temperatures average between 8ºC and 26ºC then.

Explore more of United States

  • Mcallen is always a good idea, but there are so many other parts of United States you should also see. Around 483 kilometres north-east of Mcallen, a visit to Houston will keep you on the move. Check out popular attractions like The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park.

  • San Antonio is another standout destination in United States and is around 354 kilometres north of Mcallen. No journey is complete without seeing The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.