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Flights from Houston to Kolkata

What to know about flights from Houston to Kolkata?

The distance between Houston and Kolkata is approximately 14,185.28 km. Based on Trip.com's data, travel demand peaks in December.

Cheapest one-way
$936
Qatar Airways Qatar Airways HOU-CCU 20h 50m · 1 stop Sun, Oct 25
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Cheapest round-trip
$1,392
Qatar Airways Qatar Airways HOU-CCU 20h 50m · 2 stops Fri, Nov 6 - Fri, Nov 13
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Recommended airlines
Qatar Airways Qatar AirwaysCheapest· From $936 IndiGo IndiGoMost booked
When to travel
August
Cheapest
December
Peak season for travel
Route details
14,185.28 km
Flight distance

Explore the cheapest one-way and round-trip flights from Houston to Kolkata over the next 90 days, with one-way fares from $936 and round-trip from $1,392. Based on Trip.com's latest 7-day flight data.

    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Fri, Nov 6 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Fri, Nov 13 | Qatar Airways
      $1,392 $1,733
      20% off
      20% off
      $1,733 $1,392
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Sun, Nov 8 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Sun, Nov 15 | Qatar Airways
      $1,395 $1,733
      20% off
      20% off
      $1,733 $1,395
    • IAH 6:15 PM
      21h 25m
      1 stop
      CCU 2:10 AM
      Houston - Kolkata | Fri, Oct 23 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 4:15 PM
      Kolkata - Houston | Fri, Oct 30 | Qatar Airways
      $1,396 $1,733
      19% off
      19% off
      $1,733 $1,396
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Wed, Nov 4 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Wed, Nov 11 | Qatar Airways
      $1,397
      19% off
      $1,733 $1,397
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Mon, Nov 9 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Tue, Nov 17 | Qatar Airways
      $1,397
      19% off
      $1,733 $1,397
    • IAH 6:15 PM
      21h 25m
      1 stop
      CCU 2:10 AM
      Houston - Kolkata | Sun, Oct 18 | Qatar Airways
      CCU 4:00 AM
      22h 45m
      1 stop
      IAH 4:15 PM
      Kolkata - Houston | Sun, Oct 25 | Qatar Airways
      $1,397
      19% off
      $1,733 $1,397
    • IAH 6:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Thu, Oct 29 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Thu, Nov 5 | Qatar Airways
      $1,397
      19% off
      $1,733 $1,397
    • IAH 6:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Mon, Oct 26 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 3:15 PM
      Kolkata - Houston | Mon, Nov 2 | Qatar Airways
      $1,398
      19% off
      $1,733 $1,398
    • IAH 6:15 PM
      21h 25m
      1 stop
      CCU 2:10 AM
      Houston - Kolkata | Tue, Oct 20 | Qatar Airways
      CCU 3:25 AM
      23h 20m
      1 stop
      IAH 4:15 PM
      Kolkata - Houston | Wed, Oct 28 | Qatar Airways
      $1,403
      19% off
      $1,733 $1,403
    • HOU 1:00 PM
      17h 25m
      1 stop
      CCU 2:00 PM
      Houston - Kolkata | Sun, Oct 18 | Normal Airline
      CCU 3:00 PM
      6h
      Nonstop
      HOU 4:00 PM
      Kolkata - Houston | Tue, Oct 20 | Normal Airline
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    • Cheapest
      IAH 6:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Sun, Oct 25 | Qatar Airways
      $936 $1,180
      21% off
      21% off
      $1,180 $936
    • Cheapest
      IAH 6:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Tue, Oct 27 | Qatar Airways
      $936 $1,180
      21% off
      21% off
      $1,180 $936
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Tue, Nov 3 | Qatar Airways
      $945 $1,180
      20% off
      20% off
      $1,180 $945
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Wed, Nov 4 | Qatar Airways
      $945
      20% off
      $1,180 $945
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Mon, Nov 2 | Qatar Airways
      $945
      20% off
      $1,180 $945
    • IAH 6:15 PM
      21h 25m
      1 stop
      CCU 2:10 AM
      Houston - Kolkata | Thu, Oct 22 | Qatar Airways
      $948
      20% off
      $1,180 $948
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Sun, Nov 1 | Qatar Airways
      $948
      20% off
      $1,180 $948
    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Mon, Nov 30 | Qatar Airways
      $948
      20% off
      $1,180 $948
    • IAH 6:15 PM
      21h 25m
      1 stop
      CCU 2:10 AM
      Houston - Kolkata | Sun, Oct 18 | Qatar Airways
      $954
      19% off
      $1,180 $954
    • HOU 1:00 PM
      17h 25m
      1 stop
      CCU 2:00 PM
      Houston - Kolkata | Sun, Oct 18 | Normal Airline
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    • IAH 5:35 PM
      20h 50m
      1 stop
      CCU 1:55 AM
      Houston - Kolkata | Tue, Jan 5 | Qatar Airways
      $1,032 $1,275
      19% off
      19% off
      $1,275 $1,032
    • HOU 1:00 PM
      17h 25m
      1 stop
      CCU 2:00 PM
      Houston - Kolkata | Sun, Oct 18 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Houston to Kolkata are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airlines are the most popular for Houston to Kolkata flights?

You can choose from 2 airlines that fly from Houston to Kolkata, including IndiGo, Qatar Airways, Qatar Airways has lowest fares on this route.
IndiGo logo IndiGo
Qatar Airways logo Qatar Airways
Airlines are determined based on actual purchased flight tickets from Houston to Kolkata according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Houston to Kolkata (HOU-CCU)?

    Based on Trip.com data, Qatar Airways offers one-way fares as low as $936 on Cheapest nonstop routes (e.g. IAH to CCU on Sun, Oct 25), while Qatar Airways offers Cheapest nonstop round-trips from $1,392 departing on Fri, Nov 6 and returning on Fri, Nov 13.
  • At the moment, you can catch a nonstop flight from Houston to Kolkata with the following airlines, including: Qatar Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Kolkata is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Houston to Kolkata, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Oct 25, with one-way flights priced at just $936.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Qatar Airways.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Kolkata travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Houston to Kolkata is August, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Houston to Kolkata on October 23, 2026 with Qatar Airways, with prices starting at $1,396.
  • You can arrive at any of the following airports in Kolkata: Netaji Subhash Chandra Bose International Airport (CCU). Flights from George Bush Intercontinental Airport to Netaji Subhash Chandra Bose International Airport (IAH-CCU) are by far the most popular option for this route.
  • The time difference between Kolkata and Houston is 11h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Houston to Kolkata is $1,238. Fares vary by travel date, airline and availability.
  • Enter Houston and Kolkata, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • IndiGoare the most popular budget airlines flying from Houston to Kolkata. Check baggage, seat and payment fees before comparing the final price.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.