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Dulles Intl

$291+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$543
(United Airlines)

One-way from

$291
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$593
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. 16% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 7/145:00 amBJX - IAD
1 stop28h 32mUnited Airlines
Mon 7/216:10 amIAD - BJX
1 stop15h 21mUnited Airlines
Deal found 6/16$543
This Aeromexico deal was found by Cheapflights users on 6/16. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/318:04 pmBJX - IAD
2 stops13h 58mAeromexico
Thu 8/712:45 pmIAD - BJX
1 stop7h 55mAeromexico
Deal found 6/16$553
This American Airlines deal was found by Cheapflights users on 6/17. 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 9/1212:46 pmBJX - IAD
1 stop8h 03mAmerican Airlines
Wed 9/176:25 amIAD - BJX
1 stop7h 25mAmerican Airlines
Deal found 6/17$558
This Delta deal was found by Cheapflights users on 6/17. 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 9/1212:33 pmBJX - IAD
2 stops9h 34mDelta
Wed 9/1712:35 pmIAD - BJX
1 stop7h 11mDelta
Deal found 6/17$577
This Frontier deal was found by Cheapflights users on 6/17. 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 7/96:00 amBJX - IAD
2 stops16h 12mFrontier
Mon 7/216:07 pmIAD - BJX
2 stops17h 25mFrontier
Deal found 6/17$651
This eDestinos deal was found by Cheapflights users on 6/17. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:40 pmBJX - IAD
2 stops38h 08mMultiple Airlines
Fri 11/1411:02 amIAD - BJX
3 stops37h 13mMultiple Airlines
Deal found 6/17$978

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 18, 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

Mon 7/14

5:00 am-11:32 am

1 stop28h 32m

Washington, D.C. Dulles Intl

Mon 7/21

6:10 am-7:31 pm

1 stop15h 21m

$543

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Thu 7/31

8:04 pm-12:02 pm

2 stops13h 58m

Washington, D.C. Dulles Intl

Thu 8/7

12:45 pm-6:40 pm

1 stop7h 55m

$553

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 9/12

12:46 pm-10:49 pm

1 stop8h 03m

Washington, D.C. Dulles Intl

Wed 9/17

6:25 am-11:50 am

1 stop7h 25m

$558

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 9/12

12:33 pm-12:07 am

2 stops9h 34m

Washington, D.C. Dulles Intl

Wed 9/17

12:35 pm-5:46 pm

1 stop7h 11m

$577

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Wed 7/9

6:00 am-12:12 am

2 stops16h 12m

Washington, D.C. Dulles Intl

Mon 7/21

6:07 pm-9:32 am

2 stops17h 25m

$651

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 11/7

8:40 pm-11:48 am

2 stops38h 08m

Washington, D.C. Dulles Intl

Fri 11/14

11:02 am-11:15 pm

3 stops37h 13m

$978

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 7/14

6:45 pm-12:12 am

3 stops27h 27m

$291

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Tue 7/15

6:04 am-3:31 pm

1 stop7h 27m

$368

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Mon 7/14

11:45 am-10:18 pm

1 stop8h 33m

$375

LeónWashington, D.C.

BJX - IAD

BJXIAD

León Del Bajio

Fri 7/4

10:31 am-10:39 pm

1 stop10h 08m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 11 results
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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.

Cheapflights Insights

Everything you need to know about your flight from León to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated June 18, 2025.
See what other customers who have flown with Delta, Aeromexico and United Airlines from León to Washington, D.C. have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,714 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,810 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,301 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from León, Guanajuato to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $543, United Airlines will fly you from León, Guanajuato to Washington, D.C. Dulles Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aeromexico and American Airlines - these airlines can fly you to your destination from $553 and $558, respectively.

  • What are the cheapest airlines to fly from León, Guanajuato to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $368 on Aeromexico. Other airlines that offer cheap prices include United Airlines from $375 and American Airlines from $472 one-way.

  • 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 $309). Flying from León, Guanajuato to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $347). 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

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