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Dulles Intl

$371+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap 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 September 16, 2025.

Round-trip from

$541
(Delta)

One-way from

$371
(American Airlines)

Popular in

October

Cheapest in

July

Average price

$745
From León Del Bajio to Washington, D.C. Dulles Intl
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One-way flight from León Del Bajio to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 24% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 10/285:54 amBJX - IAD
1 stop7h 08mDelta
Mon 11/34:01 pmIAD - BJX
1 stop8h 17mDelta
Deal found 9/15$541
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 12/55:54 amBJX - IAD
1 stop7h 08mDelta
Mon 12/84:01 pmIAD - BJX
1 stop8h 17mDelta
Deal found 9/14$562
This Delta deal was found by Cheapflights users on 9/15. 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 11/245:54 amBJX - IAD
2 stops14h 38mDelta
Sun 11/304:01 pmIAD - BJX
1 stop8h 17mDelta
Deal found 9/15$567
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/2810:35 amBJX - IAD
2 stops21h 20mAmerican Airlines
Mon 11/35:29 pmIAD - BJX
2 stops22h 48mAmerican Airlines
Deal found 9/14$587
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 10/195:58 amBJX - IAD
1 stop7h 12mDelta
Mon 10/274:56 pmIAD - BJX
1 stop7h 36mDelta
Deal found 9/16$609
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 12/175:55 amBJX - IAD
1 stop28h 33mUnited Airlines
Wed 12/2410:15 pmIAD - BJX
1 stop17h 28mUnited Airlines
Deal found 9/16$644
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 10/1910:35 amBJX - IAD
1 stop10h 16mAmerican Airlines
Mon 10/275:41 pmIAD - BJX
2 stops18h 04mAmerican Airlines
Deal found 9/15$665
This Delta deal was found by Cheapflights users on 9/16. 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.
Wed 12/177:59 amBJX - IAD
2 stops14h 18mDelta
Wed 12/243:26 pmIAD - BJX
1 stop8h 46mDelta
Deal found 9/16$687
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/246:09 amBJX - IAD
2 stops15h 58mAmerican Airlines
Sun 11/301:58 pmIAD - BJX
2 stops21h 54mAmerican Airlines
Deal found 9/14$689
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 12/57:01 amBJX - IAD
2 stops16h 18mFrontier
Mon 12/88:30 amIAD - BJX
2 stops21h 48mFrontier
Deal found 9/14$695

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 September 16, 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

Tue 10/28

5:54 am-3:02 pm

1 stop7h 08m

Washington, D.C. Dulles Intl

Mon 11/3

7:05 am-4:24 pm

1 stop10h 19m

$541

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 12/5

5:54 am-2:02 pm

1 stop7h 08m

Washington, D.C. Dulles Intl

Mon 12/8

4:01 pm-11:18 pm

1 stop8h 17m

$562

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 11/24

5:54 am-9:32 pm

2 stops14h 38m

Washington, D.C. Dulles Intl

Sun 11/30

4:01 pm-11:18 pm

1 stop8h 17m

$567

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 2/20

5:50 am-1:49 pm

1 stop6h 59m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-8:17 pm

2 stops15h 17m

$567

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Sat 10/18

10:35 am-10:51 pm

1 stop10h 16m

$371

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Sat 10/18

5:00 am-10:58 pm

3 stops15h 58m

$1,727

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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 08m. 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.

  • What is the cheapest month to book a flight from León, Guanajuato to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from León, Guanajuato to Washington, D.C. Dulles Intl Airport (average of $292). Flying from León, Guanajuato to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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