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Cheap flights from Houston to Kolkata

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Flight deals from Houston to Kolkata

Looking for a cheap last-minute deal or the best round-trip flight from Houston to Kolkata? Find the lowest prices on one-way and round-trip tickets right here.
Kolkata.$1,044 per passenger.Departing Thu, Aug 21, returning Thu, Sep 11.Round-trip flight with IndiGo.Outbound indirect flight with IndiGo, departing from Houston George Bush Intercntl. on Thu, Aug 21, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Thu, Sep 11, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,044, select.
Kolkata.$1,054 per passenger.Departing Wed, Jul 9, returning Wed, Jul 16.Round-trip flight with IndiGo.Outbound indirect flight with IndiGo, departing from Houston George Bush Intercntl. on Wed, Jul 9, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Wed, Jul 16, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,054, select.
Kolkata.$1,106 per passenger.Departing Mon, Jun 23, returning Wed, Jul 16.Round-trip flight with IndiGo.Outbound indirect flight with IndiGo, departing from Houston George Bush Intercntl. on Mon, Jun 23, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Wed, Jul 16, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,106, select.
Kolkata.$1,191 per passenger.Departing Sat, Sep 27, returning Mon, Oct 20.Round-trip flight with Alaska Airlines and Singapore Airlines.Outbound indirect flight with Alaska Airlines, departing from Houston George Bush Intercntl. on Sat, Sep 27, arriving in Kolkata.Inbound indirect flight with Singapore Airlines, departing from Kolkata on Mon, Oct 20, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,191, select.
Kolkata.$1,252 per passenger.Departing Mon, Nov 10, returning Mon, Dec 8.Round-trip flight with Alaska Airlines and Singapore Airlines.Outbound indirect flight with Alaska Airlines, departing from Houston George Bush Intercntl. on Mon, Nov 10, arriving in Kolkata.Inbound indirect flight with Singapore Airlines, departing from Kolkata on Mon, Dec 8, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,252, select.
Kolkata.$1,311 per passenger.Departing Thu, Mar 19, returning Thu, Apr 2.Round-trip flight with Delta and Singapore Airlines.Outbound indirect flight with Delta, departing from Houston George Bush Intercntl. on Thu, Mar 19, arriving in Kolkata.Inbound indirect flight with Singapore Airlines, departing from Kolkata on Thu, Apr 2, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,311, select.
Kolkata.$1,323 per passenger.Departing Tue, Aug 5, returning Mon, Aug 11.Round-trip flight with IndiGo.Outbound indirect flight with IndiGo, departing from Houston George Bush Intercntl. on Tue, Aug 5, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Mon, Aug 11, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,323, select.
Kolkata.$1,396 per passenger.Departing Sat, Jun 28, returning Sun, Jun 29.Round-trip flight with IndiGo.Outbound indirect flight with IndiGo, departing from Houston George Bush Intercntl. on Sat, Jun 28, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Sun, Jun 29, arriving in Houston George Bush Intercntl..Price includes taxes and charges.From $1,396, select.

Find the cheapest month to fly from Houston to Kolkata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Houston to Kolkata flights are currently cheapest in July.
May
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Jun
from $1,396
Jul
from $1,054
Aug
from $1,323
Sep
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Oct
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Nov
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Dec
from $1,989
Jan
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Feb
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Mar
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Apr
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Houston to Kolkata: Alternative routes

Compare routes from Houston to Kolkata below. You may find an airport to fly into that's cheaper, faster, or easier than Kolkata.

Houston to Kolkata: Flight information

The things to know before you go.
Cheapest flight found$1,044
Cheapest month to flyAugust

Finding cheap flights from Houston to Kolkata: Frequently asked questions

The best price we found for a round-trip flight from Houston to Kolkata is $1,044. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Houston to Kolkata. But we found flights with one stop from $1,044.
There are no flights flying from Houston to Kolkata, as of May 2025.
The cheapest month to fly from Houston to Kolkata is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Houston to Kolkata Airport on Thursday, August 21, 2025.
No airlines currently offer direct flights between Houston and Kolkata Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kolkata but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Kolkata is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kolkata is IndiGo.

Traveling from Houston to Netaji Subhas Chandra Bose Airport (CCU): what you need to know

  • There are two main airports to choose from in Houston. Check out your options leaving from George Bush Intercontinental Airport (IAH) or William P. Hobby Airport (HOU) when planning your flight from Houston to Netaji Subhas Chandra Bose Airport (CCU).

  • The timezone in Kolkata is UTC+5:30, which is 10 hours 30 minutes ahead of Houston. Netaji Subhas Chandra Bose Airport is located in Kolkata.

  • Give yourself enough time to get on your flight from Houston to CCU. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Going away during a peak time like July? Popular periods (like summer, Christmas/New Year and spring break) can easily add another hour at security. Be extra safe and arrive up to four hours before international flights and two hours before domestic departures.

Airports in Houston

George Bush Intercontinental Airport (IAH)

  • Finding a stopover on your flight from Houston to CCU is a cinch. Whether you want to potentially save cash on your fare or explore a new city, just deselect 'Direct flights only' to check out your options. A major stop when taking off from George Bush Intercontinental Airport (IAH) is Hamad International Airport (DOH).

  • From the center of Houston, IAH is approximately 27 kilometers away. Use navigation apps or check the official airport website to find the best way to arrive at the terminal.

  • Have an early flight from Houston to Netaji Subhas Chandra Bose Airport? Avoid rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these stays near George Bush Intercontinental Airport:

William P. Hobby Airport (HOU)

  • Consider adding a stop at Hamad International Airport (DOH). It's a key stopover on a flight from Houston to Netaji Subhas Chandra Bose Airport (CCU) leaving William P. Hobby Airport. Use a long layover to explore the city, or take advantage of a short break to grab a coffee at an airport cafe.

  • On public transport, you can travel from central Houston to HOU in around 1 hour and 42 minutes. The airport is roughly 19 kilometers away, and getting there by car takes approximately 22 minutes.

  • It's your vacation, so why not spend an extra night away from home? Think about checking in to one of these accommodation options near William P. Hobby Airport the day before your flight from Houston to CCU:

About Netaji Subhas Chandra Bose Airport (CCU)

  • Consider staying in a hotel close to CCU if you're taking a late flight from Houston to Netaji Subhas Chandra Bose Airport. Check in to one of these options and avoid the hassle of a long transfer:

Getting from Netaji Subhas Chandra Bose Airport (CCU) to central Kolkata

  • Netaji Subhas Chandra Bose Airport is approximately 16 kilometers from the center of Kolkata. With a car rental or if you're catching a cab, the drive is about 40 minutes.

  • If you're traveling by public transport, expect a journey of around 57 minutes.

How to find the cheapest flights from Houston to Netaji Subhas Chandra Bose Airport (CCU)

  • The lowest price we've seen for a one-way ticket from Houston to Netaji Subhas Chandra Bose Airport is $478. The cheapest price for a return flight is $1,044. Keep in mind fares may change due to demand at the time of booking.

  • Don't leave everything to the last minute. You're more likely to get cheap tickets from Houston to CCU if you book early. Airlines often have some excellent early bird deals.

  • The 'Whole month' tool shows you the cheapest tickets from Houston to Netaji Subhas Chandra Bose Airport across the entire month. It's an easy way to find a bargain if your travel dates are flexible.

  • Create a Price Alert for cheap tickets from Houston to CCU. There's no need to check back in every day to find out if fares have dropped. We'll tell you as soon as the price changes.

  • Use the filters to tailor your flights from Houston to Netaji Subhas Chandra Bose Airport. Select your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to get the best deals.

The best time to fly from Houston to Netaji Subhas Chandra Bose Airport (CCU)

  • July is the busiest month for flights from Houston to Netaji Subhas Chandra Bose Airport. To escape the crowds, head for Kolkata in April when it's quieter.

  • Think about the kind of weather that'll work with your plans for Kolkata. April is known as the warmest month. Lock in your flights from Houston to CCU during then and you can expect temperatures of between 24ºC and 42ºC.

  • Look for cheap flights from Houston to Netaji Subhas Chandra Bose Airport in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 15ºC and 29ºC on average.

More about Kolkata

  • Start your Kolkata trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Houston to Netaji Subhas Chandra Bose Airport, browse our range of hotels including:

  • Victoria Memorial and Howrah Bridge are just a couple of the leading attractions to put on your Kolkata to-do list. Continue your sightseeing adventures at Indian Museum.

Complete your Kolkata trip with a car rental

  • We use the same magic that helped you find your cheap flight from Houston to Netaji Subhas Chandra Bose Airport to track down your perfect ride. Check out our car rentals in Kolkata and easily compare your options. Plus you'll find all the info you need to know, from the most popular car type to the best time to book.

Plan the rest of your trip from Houston to Kolkata

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.