Cheap flights from Houston George Bush Intcntl Airport to Kolkata from ₹ 37,142
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from George Bush Intcntl to Kolkata
Cheapest flights from George Bush Intcntl to KolkataExplore the most affordable flight options available from George Bush Intcntl to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.
Explore the most affordable flight options available from George Bush Intcntl to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.
Cheap flight deals from George Bush Intcntl to Kolkata
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Kolkata (CCU). 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 27 October 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Kolkata that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Sun 25/1
16:20-15:45
3 stops35h 55m
Kolkata Netaji S. Chandra
Sat 14/2
06:00-06:20
3 stops35h 50m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Thu 16/4
15:30-10:45
2 stops32h 45m
Kolkata Netaji S. Chandra
Mon 20/4
17:00-13:35
2 stops31h 05m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Wed 26/11
17:45-01:55
1 stop20h 40m
Kolkata Netaji S. Chandra
Wed 10/12
03:25-15:15
1 stop23h 20m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Thu 23/4
21:10-15:35
2 stops31h 55m
Kolkata Netaji S. Chandra
Mon 27/4
22:15-12:45
2 stops49h 00m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Thu 23/4
15:30-08:25
2 stops30h 25m
Kolkata Netaji S. Chandra
Mon 27/4
17:00-13:35
2 stops31h 05m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Thu 27/11
17:45-01:55
1 stop20h 40m
Kolkata Netaji S. Chandra
Sat 6/12
03:25-15:15
1 stop23h 20m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Tue 18/11
21:05-22:50
2 stops38h 15m
Kolkata Netaji S. Chandra
Wed 22/4
17:50-15:50
3 stops32h 30m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Mon 2/2
19:10-18:50
1 stop36h 10m
Kolkata Netaji S. Chandra
Sat 7/2
19:00-16:20
2 stops32h 50m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Thu 16/4
18:10-02:20
1 stop21h 40m
Kolkata Netaji S. Chandra
Sun 19/4
03:50-15:50
1 stop22h 30m
HoustonKolkata
IAH - CCU
IAHCCU
Houston George Bush Intcntl
Tue 18/11
20:47-08:10
3 stops47h 53m
Best time to book a flight from George Bush Intcntl to Kolkata
Have a flexible travel schedule? Discover the best time to fly to Kolkata from George Bush Intcntl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Houston George Bush Intcntl Airport to Kolkata
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Kolkata?
The best time to book flights from Houston George Bush Intcntl Airport to Kolkata is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Kolkata?
Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Kolkata (average of ₹ 59,005). Flying from Houston George Bush Intcntl Airport to Kolkata in December is currently the most expensive (average of ₹ 139,083). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl to Kolkata. 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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Why should you use Cheapflights to find cheap flight tickets from George Bush Intcntl to Kolkata?
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Can Cheapflights find flights from George Bush Intcntl to Kolkata with no change fees?
Yes! Cheapflights helps users easily find flights from George Bush Intcntl to Kolkata with no change fees.
Can Cheapflights notify me if prices for flights from George Bush Intcntl to Kolkata become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kolkata from George Bush Intcntl today and book when prices fit your budget.