$145 Cheap Flights from McAllen (MFE) to Washington (IAD)

View $145 flight on Thu, Feb 19, 2026Opens in a new window

Popular airlines from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from McAllen to Washington (MFE-IAD)

Prices were available within the past 7 days and start at $145 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jan 21 - Wed, Jan 28
MFE
McAllen
IAD
Washington
$289 Roundtrip, found 6 hours ago
$289
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Jan 21 from McAllen to Washington, returning Wed, Jan 28, priced at $289 found 6 hours ago
American Airlines
Wed, Nov 5 - Sat, Nov 8
MFE
McAllen
IAD
Washington
$294 Roundtrip, found 4 days ago
$294
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 5 from McAllen to Washington, returning Sat, Nov 8, priced at $294 found 4 days ago
Delta
Thu, Dec 4 - Mon, Dec 8
MFE
McAllen
IAD
Washington
$299 Roundtrip, just found
$299
Roundtrip
just found
Select Delta flight, departing Thu, Dec 4 from McAllen to Washington, returning Mon, Dec 8, priced at $299 just found
Delta
Sat, Dec 6 - Mon, Dec 15
MFE
McAllen
IAD
Washington
$313 Roundtrip, found 3 days ago
$313
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 6 from McAllen to Washington, returning Mon, Dec 15, priced at $313 found 3 days ago
American Airlines
Thu, Feb 19 - Thu, Feb 26
MFE
McAllen
IAD
Washington
$324 Roundtrip, found 7 hours ago
$324
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Thu, Feb 19 from McAllen to Washington, returning Thu, Feb 26, priced at $324 found 7 hours ago
Delta
Sat, Dec 6 - Mon, Dec 15
MFE
McAllen
IAD
Washington
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Dec 6 from McAllen to Washington, returning Mon, Dec 15, priced at $324 found 1 day ago
American Airlines
Fri, Oct 31 - Sat, Nov 8
MFE
McAllen
IAD
Washington
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 31 from McAllen to Washington, returning Sat, Nov 8, priced at $329 found 6 days ago
American Airlines
Tue, Jan 6 - Fri, Jan 9
MFE
McAllen
IAD
Washington
$333 Roundtrip, found 4 days ago
$333
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jan 6 from McAllen to Washington, returning Fri, Jan 9, priced at $333 found 4 days ago
American Airlines
Thu, Nov 13 - Tue, Nov 18
MFE
McAllen
IAD
Washington
$334 Roundtrip, found 4 days ago
$334
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 13 from McAllen to Washington, returning Tue, Nov 18, priced at $334 found 4 days ago
United
Fri, Oct 31 - Sun, Nov 2
MFE
McAllen
IAD
Washington
$340 Roundtrip, found 16 hours ago
$340
Roundtrip
found 16 hours ago
Select United flight, departing Fri, Oct 31 from McAllen to Washington, returning Sun, Nov 2, priced at $340 found 16 hours ago

Find the cheapest month to fly from McAllen (MFE) to Washington (IAD)

September is typically the cheapest month to fly

From $236 - $478 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $324
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $324

Frequently asked questions

How much does a flight from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD) cost?
Get a cheap one-way flight from $145 or cheap return flight from $289 from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)?
January is the most affordable month to fly from MFE to IAD. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest MFE to IAD flight.
How many flights per day from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)?
You'll have to take a flight with a layover if you're traveling from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from MFE to IAD?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)?
Book a flight from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD) last-minute?
Holding off until just before your departure to book a ticket from MFE to IAD generally means paying more. While you may come across some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible to maximize your chances of landing a bargain.
Is it cheaper to book a MFE to IAD flight and hotel package?
Securing a MFE to IAD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Miller Intl. Airport (MFE) to Washington Dulles Intl. Airport (IAD)?
If you reserved your MFE to IAD flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
Miller Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
1491 mi

Book with confidence

McAllen to Washington Flights

The cheapest times to fly from McAllen 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 McAllen to Washington are during the month of January. You can find some of the cheapest flights from McAllen to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from McAllen to Washington

Sunday is one of the best days to book for cheap flights from McAllen 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 McAllen 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 McAllen to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $145 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 McAllen 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 McAllen 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.

 

McAllen to Washington Flights

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*Available to One Key members.