Flights from Houston, TX to Cancún, Mexico
Compare prices from 900+ airlines and find the best deals on flights from IAH to CUN.*Prices shown are estimated based on historical data.
Houston, TX to Cancún, Mexico
Round-trip flights from IAH to CUN typically cost $712-$890 USD. Prices vary by season, demand, and how far in advance you book. The lowest fares are usually found 6-8 weeks before departure for domestic routes.
Non-stop flights from IAH to CUN take approximately 12h 40m. Actual flight times vary based on weather, air traffic, and aircraft type. Consider arriving at the airport 2 hours before domestic departures.
Airlines operating IAH to CUN include British Airways, Cathay Pacific, Copa Airlines, Alaska Airlines. Each airline offers different fare classes, baggage policies, and loyalty programs. Compare options to find the best value for your travel needs.
The cheapest day to fly IAH to CUN is typically Tuesday. Mid-week flights are 10-20% cheaper than weekend departures. For best prices, book 6-8 weeks before your trip. Avoid booking less than 2 weeks out when fares spike.
Fares range from $712 to $1335 depending on dates, class, and airline.
Prices based on 500 searches. Updated hourly.
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About Flights from Houston, TX to Cancún, Mexico
Looking for cheap flights from Houston, TX (IAH) to Cancún, Mexico (CUN)? You've come to the right place. Fly2Any compares prices from over 900 airlines to help you find the best deals on this popular route.
Flight Information
Flights from IAH to CUN typically take around 12h 40m. The flight covers a distance of 6220 miles. Multiple airlines operate this route, including British Airways, Cathay Pacific, Copa Airlines, Alaska Airlines.
Best Time to Book
For the best prices on IAH to CUN flights, we recommend booking 2-3 months in advance. Prices tend to be lowest for mid-week departures (Tuesday and Wednesday). Use our Price Calendar feature to compare prices across different dates and find the cheapest options.
Price data last updated: April 2026
Airlines on This Route
Several major airlines serve the Houston, TX to Cancún, Mexico route, including:
- British Airways (BA)
- Cathay Pacific (CX)
- Copa Airlines (CM)
- Alaska Airlines (AS)
Frequently Asked Questions - IAH to CUN Flights
How long is the flight from Houston, TX to Cancún, Mexico?
Direct flights from Houston, TX (IAH) to Cancún, Mexico (CUN) take approximately 12h 40m. Connecting flights may add 2-4 hours depending on layover location. For the fastest journey, look for nonstop flights which are typically available on this popular route.
When is the best time to book IAH to CUN flights?
For the best prices on IAH to CUN flights, book 6-8 weeks in advance for domestic routes or 2-4 months ahead for international travel. Hurricane season (June-November) brings lower prices but check weather forecasts. Peak season months (December, January) have higher prices, while September and October typically offer the best deals.
What are the cheapest days to fly from Houston, TX to Cancún, Mexico?
Tuesday and Wednesday departures are typically 15-25% cheaper than weekend flights on the IAH to CUN route. Saturday is usually the most expensive day to fly. For additional savings, consider red-eye flights or early morning departures, which often have lower fares and less crowded airports.
Which airlines fly from IAH to CUN?
Multiple airlines serve the IAH to CUN route. Compare prices across all carriers using Fly2Any to find the best combination of price, timing, and amenities.
What is the cheapest month to fly from Houston, TX to Cancún, Mexico?
The cheapest months to fly from IAH to CUN are typically September, October, November. Hurricane season (June-November) brings lower prices but check weather forecasts. Avoid peak travel periods like December and January when prices can be 30-50% higher. Use Fly2Any's price alerts to get notified when fares drop.
What is the baggage allowance for IAH to CUN flights?
Baggage allowances vary by airline and fare class. Most full-service carriers include one checked bag (up to 50 lbs) on this route. Budget carriers may charge $25-$60 for checked bags. All airlines allow one personal item free. Compare total costs including baggage fees when booking to get the best deal.
Are there direct flights from Houston, TX to Cancún, Mexico?
Yes, several airlines offer nonstop flights from IAH to CUN. Direct flights take approximately 12h 40m. If you're flexible with your schedule, connecting flights through major hubs like ATL or ORD may offer lower prices.
How much do flights from Houston, TX to Cancún, Mexico cost?
Prices for IAH to CUN flights typically range from $150-$500 roundtrip for economy class, depending on when you book and travel dates. International routes may range from $400-$1,200. Use Fly2Any to compare all airlines and find current deals. Setting a price alert ensures you never miss a fare drop.
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