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Dulles Intl

$391+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
May 1 — May 81
Fri 5/1
Fri 5/8
1 adult, Economy
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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 April 1, 2026.

This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:16 pm
BJX
-
IAD
2 stops21h 26m
Frontier
Mon 6/2211:12 am
IAD
-
BJX
2 stops19h 38m
Frontier
Deal found 3/30$503
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:16 pm
BJX
-
IAD
2 stops21h 26m
Frontier
Wed 6/1711:12 am
IAD
-
BJX
2 stops19h 38m
Frontier
Deal found 3/30$504
This American Airlines deal was found by Cheapflights users on 3/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/146:00 am
BJX
-
IAD
1 stop9h 09m
American Airlines
Thu 5/216:18 am
IAD
-
BJX
1 stop12h 15m
American Airlines
Deal found 3/30$530
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:00 am
BJX
-
IAD
1 stop15h 26m
American Airlines
Mon 5/187:00 am
IAD
-
BJX
1 stop7h 34m
American Airlines
Deal found 4/1$531
This Delta deal was found by Cheapflights users on 3/30. 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.
Thu 10/225:55 am
BJX
-
IAD
1 stop7h 22m
Delta
Tue 10/273:15 pm
IAD
-
BJX
1 stop9h 50m
Delta
Deal found 3/30$536
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:30 pm
BJX
-
IAD
1 stop21h 12m
Multiple Airlines
Sun 6/218:47 pm
IAD
-
BJX
2 stops26h 28m
Multiple Airlines
Deal found 3/30$537
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:00 am
BJX
-
IAD
1 stop16h 59m
United Airlines
Mon 6/222:53 pm
IAD
-
BJX
1 stop6h 38m
United Airlines
Deal found 3/30$542
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/295:30 pm
BJX
-
IAD
1 stop21h 12m
Multiple Airlines
Tue 6/235:30 pm
IAD
-
BJX
2 stops29h 45m
Multiple Airlines
Deal found 3/30$543
This Aeromexico deal was found by Cheapflights users on 3/28. 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.
Wed 6/178:20 am
BJX
-
IAD
2 stops14h 24m
Aeromexico
Wed 6/244:55 pm
IAD
-
BJX
1 stop8h 20m
Aeromexico
Deal found 3/28$545
This Delta deal was found by Cheapflights users on 4/1. 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.
Mon 6/85:50 am
BJX
-
IAD
1 stop7h 20m
Delta
Mon 7/136:00 am
IAD
-
BJX
1 stop14h 10m
Delta
Deal found 4/1$546

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 April 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$503
(Frontier)

One-way from

$391
(Delta)

Popular in

April

Cheapest in

October

Average price

$772
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. 20% potential increase in price ($138 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 1, 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

Thu 5/14

6:00 am-5:09 pm

1 stop9h 09m

Washington, D.C. Dulles Intl

Thu 5/21

6:18 am-4:33 pm

1 stop12h 15m

$530

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 6/17

5:50 am-3:10 pm

1 stop7h 20m

Washington, D.C. Dulles Intl

Wed 6/24

4:55 pm-11:15 pm

1 stop8h 20m

$536

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 6/17

5:50 am-12:44 am

2 stops16h 54m

Washington, D.C. Dulles Intl

Wed 6/24

4:55 pm-8:00 am

1 stop17h 05m

$542
Quickest round-trip

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 4/29

2:50 pm-11:59 pm

1 stop7h 09m

Washington, D.C. Dulles Intl

Tue 6/23

6:30 am-10:51 am

1 stop6h 21m

$542

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Thu 4/30

8:02 am-12:42 am

2 stops14h 40m

Washington, D.C. Dulles Intl

Mon 6/22

10:16 am-5:59 pm

1 stop9h 43m

$542

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Tue 4/28

5:00 am-4:22 pm

1 stop9h 22m

Washington, D.C. Dulles Intl

Wed 6/17

10:20 pm-7:31 pm

1 stop23h 11m

$542

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 6/8

5:50 am-3:10 pm

1 stop7h 20m

Washington, D.C. Dulles Intl

Mon 7/13

6:00 am-6:10 pm

1 stop14h 10m

$546

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 6/1

2:50 pm-6:50 pm

1 stop26h 00m

Washington, D.C. Dulles Intl

Tue 6/30

10:20 pm-7:31 pm

1 stop23h 11m

$552
Cheapest one-way
Quickest one-way

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Sun 4/19

11:47 am-12:42 am

2 stops10h 55m

$965

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Thu 4/23

5:00 am-9:04 pm

3 stops14h 04m

$1,809

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

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 Frontier, American Airlines, and Delta fly from León, Guanajuato to Washington, D.C. Dulles Intl Airport in about 7h 17m. The time it takes to get you to your destination can typically vary by up to 14h 09m. The distance between León, Guanajuato and Washington, D.C. Dulles Intl Airport is about 1887 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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
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Woodbridge
Tysons
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Arlington
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Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
Cordova
Manassas

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