$400 - Flight tickets from Houston(IAH) to Kolkata(CCU)
09:05 PM on Dec 20, 2025 IAH
2 Stops {IST | BOM} | Trip Duration: 27 hr 45 min
12:20 PM on Dec 22, 2025 CCU
Flight 4738 operated by IndiGo Turkish Airlines 34 / 720 / 4738
Book flights from IAH to CCU at 09:05 PM with Turkish Airlines on Dec 20, 2025
$400
Hurry! Only 0 seats left at this fare
02:55 PM on Dec 20, 2025 IAH
2 Stops {IST | BOM} | Trip Duration: 37 hr 40 min
04:05 PM on Dec 22, 2025 CCU
Flight 4739 operated by IndiGo Turkish Airlines 134 / 720 / 4739
Book flights from IAH to CCU at 02:55 PM with Turkish Airlines on Dec 20, 2025
$1596.80
Hurry! Only 4 seats left at this fare
09:05 PM on Dec 20, 2025 IAH
2 Stops {IST | BOM} | Trip Duration: 27 hr 45 min
12:20 PM on Dec 22, 2025 CCU
Flight 4738 operated by IndiGo Turkish Airlines 34 / 720 / 4738
Book flights from IAH to CCU at 09:05 PM with Turkish Airlines on Dec 20, 2025
$1639.80
Hurry! Only 0 seats left at this fare
09:05 PM on Dec 20, 2025 IAH
2 Stops {IST | BOM} | Trip Duration: 29 hr 55 min
02:30 PM on Dec 22, 2025 CCU
Turkish Airlines 34 / 720 | Air India 2471
Book flights from IAH to CCU at 09:05 PM with Turkish Airlines on Dec 20, 2025
$1660.80
Hurry! Only 0 seats left at this fare
07:10 PM on Dec 20, 2025 IAH
1 Stop {DXB} | Trip Duration: 25 hr 00 min
07:40 AM on Dec 22, 2025 CCU
Emirates 212 / 570
Book flights from IAH to CCU at 07:10 PM with Emirates on Dec 20, 2025
$1770.37
Hurry! Only 0 seats left at this fare
07:10 PM on Dec 20, 2025 IAH
1 Stop {DXB} | Trip Duration: 25 hr 00 min
07:40 AM on Dec 22, 2025 CCU
Emirates 212 / 570
Book flights from IAH to CCU at 07:10 PM with Emirates on Dec 20, 2025
$1775.20
07:10 PM on Dec 20, 2025 IAH
1 Stop {DXB} | Trip Duration: 25 hr 00 min
07:40 AM on Dec 22, 2025 CCU
Emirates 212 / 570
Book flights from IAH to CCU at 07:10 PM with Emirates on Dec 20, 2025
$1777.70
09:45 AM on Dec 20, 2025 IAH
2 Stops {SFO | DXB} | Trip Duration: 34 hr 25 min
07:40 AM on Dec 22, 2025 CCU
Flight 6156 operated by United Airlines Emirates 6156 / 226 / 570
Book flights from IAH to CCU at 09:45 AM with Emirates on Dec 20, 2025
$1791.37
Hurry! Only 0 seats left at this fare
07:50 PM on Dec 20, 2025 IAH
2 Stops {IAD | DEL} | Trip Duration: 36 hr 25 min
07:45 PM on Dec 22, 2025 CCU
United Airlines 1887 | Air India 104 / 2403
Book flights from IAH to CCU at 07:50 PM with Air India on Dec 20, 2025
$1822.20
07:50 PM on Dec 20, 2025 IAH
2 Stops {IAD | DEL} | Trip Duration: 36 hr 25 min
07:45 PM on Dec 22, 2025 CCU
United Airlines 1887 | Air India 104 / 2403
Book flights from IAH to CCU at 07:50 PM with Air India on Dec 20, 2025
$1864.20
07:50 PM on Dec 20, 2025 IAH
2 Stops {IAD | DEL} | Trip Duration: 36 hr 25 min
07:45 PM on Dec 22, 2025 CCU
United Airlines 1887 | Air India 104 / 2403
Book flights from IAH to CCU at 07:50 PM with Air India on Dec 20, 2025
$1878.25
09:55 PM on Dec 20, 2025 IAH
2 Stops {SFO | DEL} | Trip Duration: 38 hr 05 min
11:30 PM on Dec 22, 2025 CCU
United Airlines 1402 | Air India 174 / 2400
Book flights from IAH to CCU at 09:55 PM with Air India on Dec 20, 2025
$1892.76
07:28 PM on Dec 20, 2025 IAH
2 Stops {SEA | DOH} | Trip Duration: 42 hr 57 min
01:55 AM on Dec 23, 2025 CCU
Flight 3381 operated by Alaska Airlines Qatar Airways 3381 / 720 / 540
Book flights from IAH to CCU at 07:28 PM with Qatar Airways on Dec 20, 2025
$1960.20
07:28 PM on Dec 20, 2025 IAH
2 Stops {SEA | DOH} | Trip Duration: 42 hr 57 min
01:55 AM on Dec 23, 2025 CCU
Flight 3381 operated by Alaska Airlines Qatar Airways 3381 / 720 / 540
Book flights from IAH to CCU at 07:28 PM with Qatar Airways on Dec 20, 2025
$2005.69
05:40 PM on Dec 20, 2025 IAH
1 Stop {DOH} | Trip Duration: 20 hr 45 min
01:55 AM on Dec 22, 2025 CCU
Qatar Airways 714 / 540
Book flights from IAH to CCU at 05:40 PM with Qatar Airways on Dec 20, 2025
$2041.87
05:40 PM on Dec 20, 2025 IAH
1 Stop {DOH} | Trip Duration: 20 hr 45 min
01:55 AM on Dec 22, 2025 CCU
Qatar Airways 714 / 540
Book flights from IAH to CCU at 05:40 PM with Qatar Airways on Dec 20, 2025
$2126.13
07:28 PM on Dec 20, 2025 IAH
2 Stops {SEA | SIN} | Trip Duration: 39 hr 27 min
10:25 PM on Dec 22, 2025 CCU
Flight 1250 operated by Alaska Airlines Singapore Airlines 1250 / 27 / 516
Book flights from IAH to CCU at 07:28 PM with Singapore Airlines on Dec 20, 2025
$2196.53
Hurry! Only 4 seats left at this fare
07:28 PM on Dec 20, 2025 IAH
2 Stops {SEA | SIN} | Trip Duration: 39 hr 27 min
10:25 PM on Dec 22, 2025 CCU
Flight 1250 operated by Alaska Airlines Singapore Airlines 1250 / 27 / 516
Book flights from IAH to CCU at 07:28 PM with Singapore Airlines on Dec 20, 2025
$2349.80
Hurry! Only 4 seats left at this fare
07:28 PM on Dec 20, 2025 IAH
2 Stops {SEA | SIN} | Trip Duration: 39 hr 27 min
10:25 PM on Dec 22, 2025 CCU
Flight 1250 operated by Alaska Airlines Singapore Airlines 1250 / 27 / 516
Book flights from IAH to CCU at 07:28 PM with Singapore Airlines on Dec 20, 2025
$4951.47
Hurry! Only 4 seats left at this fare
07:01 AM on Dec 20, 2025 IAH
2 Stops {SEA | SIN} | Trip Duration: 51 hr 54 min
10:25 PM on Dec 22, 2025 CCU
Flight 1780 operated by Alaska Airlines Singapore Airlines 1780 / 27 / 516
Book flights from IAH to CCU at 07:01 AM with Singapore Airlines on Dec 20, 2025
$5021.19
Hurry! Only 4 seats left at this fare
Prices observed in the past 7 days start at 400 for one-way flights and 1422.57 for round trips, for the specified period. Availability and prices are subject to change, and additional terms may apply.
This 'round trip flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 02:25 PM Aug 29, 2025
36 hr 00 min 
2 Stops
2 Stops CCU 12:55 PM Aug 31, 2025
CCU 10:15 PM Sep 28, 2025
31 hr 20 min 2 Stops
2 Stops IAH 07:05 PM Sep 29, 2025
$1422.57
Found 18hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 06:25 PM Aug 29, 2025
21 hr 25 min 1 Stop
1 Stop CCU 02:20 AM Aug 31, 2025
CCU 06:30 PM Sep 28, 2025
31 hr 50 min 2 Stops
2 Stops IAH 03:50 PM Sep 29, 2025
$1589.37
Found 20hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 07:55 PM Aug 29, 2025
42 hr 05 min 1 Stop
1 Stop CCU 12:30 AM Sep 01, 2025
CCU 08:45 PM Sep 28, 2025
30 hr 35 min 1 Stop
1 Stop IAH 04:50 PM Sep 29, 2025
$1724.37
Found 20hrs ago
This 'round trip flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 03:35 PM Aug 29, 2025
43 hr 30 min 2 Stops
2 Stops CCU 09:35 PM Aug 31, 2025
CCU 07:55 PM Sep 28, 2025
28 hr 10 min 2 Stops
2 Stops IAH 01:35 PM Sep 29, 2025
$1879.27
Found 18hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 09:05 PM Dec 20, 2025
27 hr 45 min 2 Stops
2 Stops CCU 12:20 PM Dec 22, 2025
$400
Found 18hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 07:10 PM Dec 20, 2025
25 hr 00 min 1 Stop
1 Stop CCU 07:40 AM Dec 22, 2025
$1770.37
Found 20hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 07:50 PM Dec 20, 2025
36 hr 25 min 2 Stops
2 Stops CCU 07:45 PM Dec 22, 2025
$1775.20
Found 20hrs ago
This 'one-way flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 07:28 PM Dec 20, 2025
42 hr 57 min 2 Stops
2 Stops CCU 01:55 AM Dec 23, 2025
$1878.25
Found 18hrs ago
This 'multi-city flight' deal was found by Indian Eagle visitors 18hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 04:20 PM Dec 14, 2025
10 hr 00 min Non Stop
Non Stop AMS 09:20 AM Dec 15, 2025
AMS 08:45 AM Dec 18, 2025
20 hr 45 min 2 Stops
2 Stops CCU 09:00 AM Dec 19, 2025
$1261.90
Found 18hrs ago
This 'multi-city flight' deal was found by Indian Eagle visitors 20hrs hours ago. Clicking on the 'Search Now' button will let you select your dates and customize your itinerary. The prices displayed are subject to availability and may change as per the selected travel dates.
IAH 10:00 AM Dec 14, 2025
17 hr 20 min 1 Stop
1 Stop AMS 10:20 AM Dec 15, 2025
AMS 11:25 AM Dec 18, 2025
17 hr 15 min 1 Stop
1 Stop CCU 08:10 AM Dec 19, 2025
$1975.13
Found 20hrs ago
Find the Cheapest Day for Flights from IAH to CCU
One-Way flights from IAH to CCU
Round Trip from IAH to CCU
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Book Cheap Flights from Houston to Kolkata
Houston to Kolkata is one of the busiest United States-India routes. Both Houston and Kolkata are world-class cities having mutual interests in various niches. A fair percentage of visitors to Kolkata come from Houston, US. The annual number of travelers from Houston is expected to rise for cheap flights to Kolkata. You can get the best Houston to Kolkata itinerary with cheapest flight tickets at Indian Eagle.
Etihad Airways, Qatar Airways, United Airlines, Cathay Pacific, Air India, Delta Air Lines, Emirates, Jet Airways, British Airways and other airlines operate cheap flights from Houston to Kolkata Netaji Subhas Chandra Bose Airport India. Kolkata is a prime destination for tourists as they get easy access to nearby popular tourist places. We book air travel to these tourist places from Houston via Kolkata at the lowest prices.
Indian Eagle issues the cheapest tickets for flights to Kolkata from Houston (IAH) in business class and economy class. We have the best deals for business class flights and the cheapest airline tickets for economy class travel to Kolkata from George Bush Intercontinental Airport and nearby airports. Book your air travel at Indian Eagle and board cheap Kolkata flights from Houston.
Tips on booking Cheap Flights to Kolkata (CCU):- Book your flights to Kolkata at least 21 days before your travel dates to get the lowest fares
- Do travel cheap on weekdays to Kolkata rather than weekends when airfares include weekend surcharges
- Travel to Kolkata before the beginning or the end of major festivals and peak tourist seasons
- Choose the best deal from a range of airfares if your travel to Kolkata is flexible
- Check the best possible flights from airports nearby Houston on IndianEagle.com
- Subscribe for our newsletter to receive the lowest airfare alerts in your email inbox for IAH to CCU
FAQs for Booking Flights from Houston to Kolkata
What are the cheapest months to fly from Houston (IAH) to Kolkata (CCU)?
Typically, February, March, and September offer the lowest fares for this route.
Does the Pay Later option apply to IAH to CCU flight bookings?
Yes, Indian Eagle's Pay Later feature is available for flights from IAH to CCU.
How can I find last-minute flight deals from Houston to Kolkata?
You can find last-minute deals by subscribing to Indian Eagle's fare alerts and checking the deals section regularly.
Which airlines operate IAH to CCU flights on booking platforms like Indian Eagle?
Emirates, Qatar Airways, Lufthansa, United Airlines, British Airways, and Air India operate on this route.
How does the Pay Later feature work for international flight bookings?
You can book your flight now and pay later through easy EMIss.
Are there student discounts available for flights from Houston to Kolkata?
Yes, Indian Eagle may offer student discounts on Houston to Kolkata flights.
What are the best layover cities for flights from IAH to CCU?
Dubai, Doha, Frankfurt, and London are the most popular layover cities when traveling from Houston to Kolkata.
Can I reschedule or cancel my Houston to Kolkata flight after booking?
Yes, rescheduling and cancellations are allowed based on airline policies and fare rules.
Is travel insurance offered during the IAH to CCU flight booking process?
Yes, Indian Eagle offers travel insurance as an optional add-on during booking.
Which airlines fly between Houston and Kolkata?
Currently, there are no nonstop (direct) flights between Houston and Kolkata. Usually, arrival time depends on the time of departure and the stop time, which depends on the airline you have chosen.
What documents are required for flying from IAH to CCU?
A valid passport and Indian visa (or OCI card) are mandatory for traveling from Houston to Kolkata.
Are in-flight meals included on most Houston to Kolkata international flights?
Yes, in-flight meals are generally included on international flights for this route.
When is the best time to book a flight from Houston to Kolkata to get low fares?
Booking 3?5 months in advance usually helps you secure the best rates.
Can I use the Pay Later option for IAH to CCU flights if booking close to the travel date?
Yes, pay later is available subject to availability and fare rules.
Is advance seat selection available on flights from Houston to Kolkata?
Yes, advance seat selection is usually available during or after booking.
Can I book a multi-city itinerary that includes Kolkata as one of the stops?
Yes, Indian Eagle supports multi-city bookings that include Kolkata.
What is the average total travel time from IAH to CCU, including layovers?
The average total travel time is 20 to 26 hours, depending on the airline and layovers.
Are there any special promotions or discount codes for flights from Houston to Kolkata?
Yes, Indian Eagle frequently offers promo codes and seasonal discounts.
How do I receive fare alerts for IAH to CCU flights?
You can sign up on Indian Eagle to get fare alerts and price drop notifications.
Is customer service available 24/7 for changes or issues related to my booking?
Yes, Indian Eagle?s customer support is available 24/7 to assist with any booking-related issues.
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