Cheap flights from Chicago (CHI) to Guanajuato, Mexico, Mexico
CHI — BJX
Nov 14 — Nov 211
Round-trip
1 adult, Economy
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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.Cheapflights Tip: The best prices from Chicago to Guanajuato are usually found in February or April, booked 68 days in advance, depart on a Monday or Thursday and return on a Thursday
Find flight deals from Chicago to Guanajuato
Keep the following information in mind while searching for Chicago to Guanajuato flight deals. Data was last updated October 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | December |
Cheapest in | February |
Average price | $423 |
Cheapflights Insights
Everything you need to know about your flight from Chicago to Guanajuato
What is the cheapest time of day to fly from CHI to GJ9?
Find hourly flight availability from Chicago to Guanajuato. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 15, 2026.
It’s typically best to fly out from Chicago to Guanajuato in the evening. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Chicago to Guanajuato?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Guanajuato. Price data was last updated on March 12, 2026.
Travelers seeking maximum savings on their Chicago to Guanajuato flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Guanajuato
Get insights into the airlines that provide service to Guanajuato. 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 Guanajuato. Reviews last updated October 15, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Chicago to Guanajuato. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Related info for your journey
Find useful and relevant information for your journey from Chicago to Guanajuato. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Chicago and Guanajuato flights
Browse other Chicago and Guanajuato flight options. Last updated on October 15, 2026.
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Top 7 airlines flying from Chicago to Guanajuato
Discover the top 7 airlines that operate flights from Chicago to Guanajuato. 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 7,457,451 searches. Data last updated October 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$155 | Average$473 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$457 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$171 | Average$397 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$215 | Average$566 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$537 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$348 | Average$610 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$389 | Average$695 | FlexibilityNo cancel fee | On-time71% |