$228+ Cheap flights from León, Mexico (BJX) to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — IAD
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from León to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from León to Dulles Intl
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Best
Last-minute
One-way
Cheapest flights from León to Dulles IntlExplore 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 10, 2026.
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 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/111:55 am -
1 stop10h 14m
Sat 12/55:10 pm -
1 stop18h 47m
Deal found 9/8![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:55 am -
1 stop28h 35m
Sun 12/2710:54 pm -
1 stop14h 00m
Deal found 9/9![United Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 12/36:05 am -
2 stops14h 59m
Sun 12/62:42 pm -
1 stop8h 45m
Deal found 9/7![American Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/225:00 am -
1 stop15h 30m
Tue 10/272:38 pm -
1 stop7h 29m
Deal found 9/7![United Airlines logo]()
$630
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:06 am -
2 stops14h 36m
Mon 10/198:13 am -
1 stop10h 54m
Deal found 9/9![Delta logo]()
$656
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/225:35 am -
2 stops16h 23m
Tue 10/276:42 am -
1 stop7h 32m
Deal found 9/6![American Airlines logo]()
$685
Best flights from León to Dulles IntlDiscover carefully curated flight deals from León to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from León to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/111:55 am -
1 stop10h 14m
Sat 12/55:10 pm -
1 stop18h 47m
Deal found 9/8![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:00 am -
1 stop15h 30m
Tue 10/272:38 pm -
1 stop7h 29m
Deal found 9/9![United Airlines logo]()
$656
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:06 am -
2 stops14h 36m
Mon 10/198:13 am -
1 stop10h 54m
Deal found 9/7![Delta logo]()
$680
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 12/36:05 am -
2 stops14h 59m
Sun 12/62:42 pm -
1 stop8h 45m
Deal found 9/7![American Airlines logo]()
$604
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 10/225:35 am -
2 stops16h 23m
Tue 10/276:42 am -
1 stop7h 32m
Deal found 9/7![American Airlines logo]()
$685
Last-minute flights from León to Dulles IntlDiscover last-minute flight deals from León to Dulles Intl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from León to Dulles Intl. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:06 am -
2 stops14h 36m
Mon 10/198:13 am -
1 stop10h 54m
Deal found 9/9![Delta logo]()
$656
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:35 am -
2 stops25h 09m
Mon 10/197:15 pm -
2 stops18h 59m
Deal found 9/10![American Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/225:00 am -
1 stop15h 30m
Tue 10/272:38 pm -
1 stop7h 29m
Deal found 9/6![United Airlines logo]()
$630
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/225:35 am -
2 stops16h 23m
Tue 10/276:42 am -
1 stop7h 32m
Deal found 9/6![American Airlines logo]()
$685
One-way flights from León to Dulles IntlSearch for one-way flight options from León to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from León to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:01 pm -
3 stops32h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Sun 11/87:56 pm -
3 stops44h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$277
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:07 pm -
2 stops35h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$355
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:27 pm -
1 stop20h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Sun 11/85:55 am -
1 stop28h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 9/8. 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 11/83:44 pm -
1 stop20h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$400
This Aeromexico deal was found by Cheapflights users on 9/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:08 am -
1 stop7h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Aeromexico logo]()
$413
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:50 pm -
1 stop26h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$438
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $552 (Delta) |
One-way from | $228 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 10, 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
Cheapest round-trip
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Thu 9/17
8:01 pm-6:20 am
3 stops32h 19m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$228
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Sun 11/8
7:56 pm-5:12 pm
3 stops44h 16m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$277
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Mon 9/14
5:27 pm-3:34 pm
1 stop20h 07m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$386
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Sun 11/8
5:55 am-11:28 am
1 stop28h 33m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$393
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Sun 11/8
3:44 pm-1:33 pm
1 stop20h 49m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$400
Quickest round-trip
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Sun 10/11
6:08 am-3:20 pm
1 stop7h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$413
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Sun 10/11
5:35 am-8:44 am
2 stops25h 09m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$439
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Tue 9/15
6:11 am-10:17 am
3 stops26h 06m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$440
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Tue 9/15
6:15 pm-1:59 pm
1 stop17h 44m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$457
LeónWashington, D.C.
BJX León Del Bajio - IAD Washington, D.C. Dulles Intl
BJXIAD
León Del Bajio
Mon 9/14
6:06 am-11:45 am
2 stops27h 39m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$464
Showing 1-10 of 16 resultsSorted 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.
BJX-IAD
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.
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 locationsAlexandria
Arlington
Owings Mills
Tysons
Lanham
Reston
Chantilly
Herndon
Rockville
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Oxon Hill
Clinton
Hunt Valley
Silver Spring
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