Cheap flights from Chicago (CHI) to San Miguel de Allende, Mexico
CHI — BJX
Nov 25 — Dec 21
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 San Miguel de Allende are usually found in July or June, booked 72 days in advance, depart on a Sunday or Thursday and return on a Tuesday
Find flight deals from Chicago to San Miguel de Allende
Keep the following information in mind while searching for Chicago to San Miguel de Allende flight deals. Data was last updated October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | October |
Cheapest in | July |
Average price | $836 |
Cheapflights Insights
Everything you need to know about your flight from Chicago to San Miguel de Allende
What is the cheapest time of day to fly from CHI to SM9?
Find hourly flight availability from Chicago to San Miguel de Allende. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 26, 2026.
It’s optimal to fly from Chicago to San Miguel de Allende in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from Chicago to San Miguel de Allende?
Use this chart to determine the cheapest time to fly round-trip from Chicago to San Miguel de Allende. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their Chicago to San Miguel de Allende flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Miguel de Allende
Get insights into the airlines that provide service to San Miguel de Allende. 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 San Miguel de Allende. Reviews last updated October 26, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Chicago to San Miguel de Allende. 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.
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Boarding
8.1
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
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 San Miguel de Allende. 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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Complete your trip to San Miguel de Allende by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to San Miguel de Allende by cabin class
Find flights from Chicago to San Miguel de Allende, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and San Miguel de Allende flights
Browse other Chicago and San Miguel de Allende flight options. Last updated on October 26, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Chicago to San Miguel de Allende
Discover the top 7 airlines that operate flights from Chicago to San Miguel de Allende. 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 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$155 | Average$449 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$460 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$171 | Average$395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$215 | Average$566 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$283 | Average$550 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$362 | Average$643 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$389 | Average$708 | FlexibilityNo cancel fee | On-time71% |