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Dulles Intl

$334+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
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 December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. 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 12/256:09 amBJX - IAD
1 stop9h 07mAmerican Airlines
Wed 12/316:05 amIAD - BJX
1 stop9h 55mAmerican Airlines
Deal found 12/9$608
This Expedia deal was found by Cheapflights users on 12/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:54 amBJX - IAD
1 stop6h 57mAeromexico
Sat 1/36:00 amIAD - BJX
1 stop11h 37mAeromexico
Deal found 12/7$797
This Expedia deal was found by Cheapflights users on 12/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:54 amBJX - IAD
1 stop6h 57mMultiple Airlines
Sat 1/36:00 amIAD - BJX
1 stop11h 37mMultiple Airlines
Deal found 12/7$836
This Booking.com deal was found by Cheapflights users on 12/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:41 amBJX - IAD
2 stops31h 17mFrontier
Sat 1/37:11 pmIAD - BJX
2 stops35h 07mFrontier
Deal found 12/7$844
This Mytrip deal was found by Cheapflights users on 12/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:15 amBJX - IAD
2 stops33h 11mMultiple Airlines
Sun 12/141:20 pmIAD - BJX
2 stops27h 50mMultiple Airlines
Deal found 12/7$878
This United Airlines deal was found by Cheapflights users on 12/7. 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.
Mon 12/85:55 amBJX - IAD
2 stops14h 05mUnited Airlines
Sun 12/146:00 amIAD - BJX
1 stop13h 44mUnited Airlines
Deal found 12/7$1,037
This American Airlines deal was found by Cheapflights users on 12/7. 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.
Mon 12/86:07 amBJX - IAD
1 stop15h 52mAmerican Airlines
Sun 12/144:58 pmIAD - BJX
1 stop7h 30mAmerican Airlines
Deal found 12/7$1,056

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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$566
(Aeromexico)

One-way from

$334
(American Airlines)

Popular in

March

Cheapest in

October

Average price

$557
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. 19% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 9, 2025.
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

León

Fly to

Dulles Intl

Route

Depart

Return

Price

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Sat 2/14

5:59 am-1:45 pm

1 stop6h 46m

Washington, D.C. Dulles Intl

Wed 2/18

6:00 am-11:01 pm

2 stops18h 01m

$566

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Thu 12/25

6:09 am-4:16 pm

1 stop9h 07m

Washington, D.C. Dulles Intl

Wed 12/31

6:05 am-7:22 pm

1 stop14h 17m

$608

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Tue 3/17

1:42 pm-10:53 pm

1 stop7h 11m

$334

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Tue 3/17

7:44 am-12:26 am

2 stops14h 42m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

Compare providers for flights from León to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from León to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on León, Guanajuato-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on León, Guanajuato-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 Aeromexico fly from León, Guanajuato to Washington, D.C. Dulles Intl Airport in about 6h 46m. 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

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