$396 Cheap United flights Monterrey (MTY) to Washington (IAD)

View $396 flight on Wed, Oct 15, 2025Opens in a new window

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$396 Cheap United flights Monterrey (MTY) to Washington (IAD)

Prices were available within the past 7 days and start at $396 for one-way flights and $611 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Jul 29 - Tue, Aug 12
MTY
Monterrey
IAD
Washington
$611 Roundtrip, found 4 days ago
$611
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jul 29 from Monterrey to Washington, returning Tue, Aug 12, priced at $611 found 4 days ago
Flights from Monterrey (MTY) to Washington (IAD)
Origin airport
General Mariano Escobedo Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Aeromexico
Distance
1598 mi

Frequently asked questions

How much is a United Airlines flight from General Mariano Escobedo Intl. Airport (MTY) to Washington Dulles Intl. Airport (IAD)?
Landing cheap one-way United Airlines flights from MTY to IAD from $396 on Expedia is simple --- just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $611 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MTY to IAD with United Airlines?
United Airlines flights to Washington are often cheaper in the low-season months of January and February. Whether you're in search of a round-trip or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from General Mariano Escobedo Intl. Airport (MTY) to Washington Dulles Intl. Airport (IAD) with United Airlines?
To grab cheap flights from MTY to IAD with United Airlines, begin your search about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from General Mariano Escobedo Intl. Airport (MTY) to Washington Dulles Intl. Airport (IAD)?
Click on the "Nonstop" filter when looking for direct United Airlines flights from MTY to IAD. It's also a good way to compare other carriers servicing the same direct route.
What is the earliest United Airlines flight from MTY to IAD?
Filter your results by "Early Morning" and "Morning" to see the earliest flights from MTY to IAD. Leaving early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the primary Washington gateway for United Airlines flights from General Mariano Escobedo Intl. Airport (MTY).
Why fly with United Airlines from MTY to IAD?
Travel from MTY to IAD with United Airlines and you can look forward to a host of benefits including a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from General Mariano Escobedo Intl. Airport (MTY) to Washington Dulles Intl. Airport (IAD)?
You can usually reschedule or cancel your flight, although additional fees may apply if you booked more than 24 hours ago. Need flexible options? Make use of our "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you have to alter your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for further information.

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*Available to One Key members.