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León

$190+ Cheap flights from Dulles Intl (IAD) to León, Mexico (BJX)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BJX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to León

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to León (BJX). 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 11, 2025.

Round-trip from

$551
(Kiwi.com)

One-way from

$190
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$673
From Washington, D.C. Dulles Intl to León Del Bajio
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One-way flight from Washington, D.C. Dulles Intl to León Del Bajio
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Highest demand for flights based on searches. 11% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 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 Dulles Intl to León

Cheapest flights from Dulles Intl to León
Explore the most affordable flight options available from Dulles Intl to León. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Mon 9/2210:17 amIAD - BJX
1 stop14h 58mMultiple Airlines
Sat 10/116:15 amBJX - IAD
2 stops12h 38mMultiple Airlines
Deal found 9/11$551
This Delta deal was found by Cheapflights users on 9/11. 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 10/284:56 pmIAD - BJX
1 stop7h 36mDelta
Tue 11/45:54 amBJX - IAD
1 stop7h 08mDelta
Deal found 9/11$572
This Delta deal was found by Cheapflights users on 9/11. 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 11/264:01 pmIAD - BJX
1 stop8h 17mDelta
Wed 2/255:50 amBJX - IAD
1 stop6h 59mDelta
Deal found 9/11$574
This Delta deal was found by Cheapflights users on 9/11. 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 11/2712:36 pmIAD - BJX
2 stops11h 42mDelta
Wed 2/255:50 amBJX - IAD
1 stop6h 59mDelta
Deal found 9/11$578
This Delta deal was found by Cheapflights users on 9/10. 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 10/284:56 pmIAD - BJX
1 stop7h 36mDelta
Wed 11/125:54 amBJX - IAD
2 stops10h 10mDelta
Deal found 9/10$582
This SmartFares deal was found by Cheapflights users on 9/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:05 pmIAD - BJX
1 stop17h 10mAeromexico
Sat 10/256:08 amBJX - IAD
1 stop7h 02mAeromexico
Deal found 9/10$589
This Delta deal was found by Cheapflights users on 9/10. 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 10/265:26 pmIAD - BJX
1 stop7h 52mDelta
Tue 11/115:54 amBJX - IAD
1 stop7h 08mDelta
Deal found 9/10$592
This Frontier deal was found by Cheapflights users on 9/11. 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.
Mon 9/221:55 pmIAD - BJX
2 stops21h 41mFrontier
Sat 10/1111:59 pmBJX - IAD
2 stops16h 33mFrontier
Deal found 9/11$593
This Aeromexico deal was found by Cheapflights users on 9/10. 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.
Sat 11/19:00 amIAD - BJX
1 stop9h 24mAeromexico
Tue 11/117:32 pmBJX - IAD
1 stop17h 30mAeromexico
Deal found 9/10$596

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to León 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 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to León that are best for you.

Fly from

Dulles Intl

Fly to

León

Route

Depart

Return

Price

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Mon 9/22

10:17 am-11:15 pm

1 stop14h 58m

León Del Bajio

Sat 10/11

6:15 am-8:53 pm

2 stops12h 38m

$551

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Tue 11/4

4:01 pm-8:50 am

1 stop17h 49m

León Del Bajio

Wed 11/19

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Tue 10/28

4:56 pm-10:32 pm

1 stop7h 36m

León Del Bajio

Thu 11/13

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Tue 10/28

4:56 pm-10:32 pm

1 stop7h 36m

León Del Bajio

Tue 11/4

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Wed 11/5

4:01 pm-11:18 pm

1 stop8h 17m

León Del Bajio

Tue 11/18

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Tue 10/28

4:56 pm-10:32 pm

1 stop7h 36m

León Del Bajio

Wed 11/12

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Mon 12/8

4:01 pm-11:18 pm

1 stop8h 17m

León Del Bajio

Tue 12/16

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Mon 11/3

4:01 pm-11:18 pm

1 stop8h 17m

León Del Bajio

Wed 11/19

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Tue 11/4

4:01 pm-8:50 am

1 stop17h 49m

León Del Bajio

Thu 11/20

5:54 am-2:02 pm

1 stop7h 08m

$572

Washington, D.C.León

IAD - BJX

IADBJX

Washington, D.C. Dulles Intl

Mon 11/3

4:01 pm-11:18 pm

1 stop8h 17m

León Del Bajio

Thu 11/20

5:54 am-2:02 pm

1 stop7h 08m

$572

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
1
2

Best time to book a flight from Dulles Intl to León

Have a flexible travel schedule? Discover the best time to fly to León from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to León

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to León, Guanajuato (average of $355). Flying from Washington, D.C. Dulles Intl Airport to León, Guanajuato in December is currently the most expensive (average of $733). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to León, Guanajuato?

Reviews of airlines servicing León

Get insights into the airlines that provide service to León. 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 León. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Washington, D.C. Dulles Intl Airport to León by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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 Dulles Intl to León. 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 into for flights to León from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to León, you will be flying into Del Bajio. León Del Bajio (BJX) is just 15.8 mi from the center of the city. Del Bajio is the only León airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 2 airlines have flights to León Del Bajio from Washington, D.C. Dulles Intl on a regular basis.

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

    Departing from Washington, D.C. Dulles Intl Airport to León, Guanajuato will take you 17h 49m. There are 1887 mi between Washington, D.C. Dulles Intl Airport and León, Guanajuato.

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

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to León, Guanajuato round-trip from $546. Another airline that can offer you cheap pricing is United Airlines. These flights start at 25% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to León 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 Washington, D.C. Dulles Intl Airport to León, Guanajuato?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to León, Guanajuato (average of $355). Flying from Washington, D.C. Dulles Intl Airport to León, Guanajuato in December is currently the most expensive (average of $733). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Dulles Intl to León

Discover the top 2 airlines that operate flights from Dulles Intl to León. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$546Average$652FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$585Average$761FlexibilityNo cancel feeOn-time69%

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