AeromexicoDepart15:26
Mon, Dec 7ORD → BJX
6h 06m · 1 stop
$169one way, per person
View deal
- Cheapest fare
- $169
- Cheapest month
- December
- Direct flights
- Yes
- Flight time
- 4h 08m
Aeromexico · Mon, Dec 7
from $169
Volaris
2,660 km
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Cheapest month to fly from Chicago to Leon/Guanajuato
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in December 2026
The lowest fares we've seen for each day, cheapest first.
AeromexicoAeromexicoDepart15:26
Wed, Dec 9ORD → BJX
6h 06m · 1 stop
$215one way, per person
View deal
Plan the rest of your trip to Leon/Guanajuato
Where to stay, what to do and getting around, from our travel partners.
Getting around
About flights from Chicago to Leon/Guanajuato
Chicago (CHI) and Leon/Guanajuato (BJX) are about 2,660 km apart. Direct flights take around 4h 08m, and recent direct fares were with Volaris. Over the next few months, one-way fares start from $169, and December 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Chicago to Leon/Guanajuato?
The cheapest one-way fare we've seen recently is $169 with Aeromexico, departing Monday, December 7, 2026. Over the coming months, the lowest fare in each month ranges from $169 to $186.
What is the cheapest month to fly from Chicago to Leon/Guanajuato?
December 2026 currently has the lowest fares, from $169 one way.
Are there direct flights from Chicago to Leon/Guanajuato?
Yes. Recent direct fares were with Volaris.
How long is the flight from Chicago to Leon/Guanajuato?
A direct flight takes about 4h 08m. Chicago and Leon/Guanajuato are around 2,660 km apart.
Which airlines fly from Chicago to Leon/Guanajuato?
Recent fares on this route were with Volaris and Aeromexico.
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