HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$525+ Cheap flights from León, Mexico (BJX) to Dulles Intl (IAD)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
Jul 3 — Jul 101
Fri 7/3
Fri 7/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from León to Dulles Intl 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.

Cheap flight deals from León to Dulles Intl

Cheapest flights from León to Dulles Intl
Explore the most affordable flight options available from León to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 3, 2026.

This Delta deal was found by Cheapflights users on 6/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:48 am
BJX
-
IAD
1 stop7h 31m
Delta
Mon 10/196:00 am
IAD
-
BJX
2 stops15h 35m
Delta
Deal found 6/1$578
This Aeromexico deal was found by Cheapflights users on 6/2. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:12 am
BJX
-
IAD
2 stops14h 08m
Aeromexico
Tue 10/2712:30 pm
IAD
-
BJX
2 stops12h 35m
Aeromexico
Deal found 6/2$585
This Aeromexico deal was found by Cheapflights users on 6/1. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:48 am
BJX
-
IAD
1 stop7h 31m
Aeromexico
Mon 8/314:53 pm
IAD
-
BJX
1 stop8h 19m
Aeromexico
Deal found 6/1$598

Find flight deals from León to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from León (BJX) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$578
(Delta)

One-way from

$525
(Aeromexico)

Popular in

September

Cheapest in

October

Average price

$565
Provider with most accurate pricing for León Del Bajio-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for León Del Bajio-Washington, D.C. Dulles Intl flights.
Search Deals
From León Del Bajio to Washington, D.C. Dulles Intl
Search Deals
One-way flight from León Del Bajio to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from León to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 3, 2026.
Use the filters below to find and compare flights from León to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Tue 10/13

5:48 am-3:19 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

Mon 10/19

6:00 am-7:35 pm

2 stops15h 35m

$578
Quickest round-trip

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 8/28

5:48 am-3:19 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

Mon 8/31

4:53 pm-11:12 pm

1 stop8h 19m

$598
Cheapest one-way

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 6/17

7:50 pm-9:04 pm

2 stops23h 14m

$535

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 6/19

6:03 am-9:04 pm

2 stops13h 01m

$554

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 6/17

5:00 am-6:50 pm

1 stop11h 50m

$571

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 6/15

12:02 pm-3:23 pm

1 stop25h 21m

$733
Quickest one-way

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 6/19

9:20 am-9:04 pm

1 stop9h 44m

$775

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Thu 6/18

11:47 am-6:50 pm

1 stop29h 03m

$2,210

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on León, Guanajuato-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on León, Guanajuato-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from León, Guanajuato-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on León, Guanajuato-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for León, Guanajuato-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from León to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from León with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from León to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from León to Washington, D.C. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from León, you will be flying from Del Bajio, which is the city’s only airport. León Del Bajio (BJX) is located 15.8 mi from the center of León. There are 0 flights from Del Bajio to Washington, D.C. Dulles Intl per day from 0 different airlines.

  • How long is the flight from León, Guanajuato to Washington, D.C. Dulles Intl Airport?

    Airlines like Delta fly from León, Guanajuato to Washington, D.C. Dulles Intl Airport in about 7h 31m. The time it takes to get you to your destination can typically vary by up to . The distance between León, Guanajuato and Washington, D.C. Dulles Intl Airport is about 1887 mi.

  • Can I find deals for flights from León to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on León to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from León to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from León to Dulles Intl.

  • Can I find deals for business class flights from León to Dulles Intl?

    Yes. Cheapflights offers flight deals from León to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Springfield
Arlington
Reston
Rockville
Herndon
Fredericksburg
Hyattsville
Manassas
Hanover
Chantilly
Laurel
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.