Cheap Flights from Houston to Kolkata
Browse current best options from Houston. Become a member to unlock all deals and get alerts when new deals appear.
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RatePunk searches hundreds of travel sites at once for deals on flights to Kolkata
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Houston to Kolkata
Explore current cheapest deals departing from Houston to Kolkata
Round trip
Sort by: Cheapest
September 13 - September 23
IAH - Kolkata
$1,300
$1,030
Round trip
September 26 - September 29
IAH - Kolkata
$1,389
$1,038
Round trip
September 20 - September 29
IAH - Kolkata
$1,315
$1,104
Round trip
October 12 - October 25
IAH - Kolkata
$1,341
$1,147
Round trip
December 3 - December 15
IAH - Kolkata
$1,614
$1,171
Round trip
October 13 - October 26
IAH - Kolkata
$1,340
$1,201
Round trip
August 12 - September 8
IAH - Kolkata
$1,309
$1,262
Round trip
August 31 - September 8
IAH - Kolkata
$1,363
$1,273
Round trip
August 24 - September 8
IAH - Kolkata
$1,344
$1,273
Round trip
December 10 - December 16
IAH - Kolkata
$1,601
$1,303
Round trip
Unlock all 500+ flight deals to Kolkata and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Houston to Kolkata
How much is a round trip from Houston to Kolkata
Regular price: $1,121 - $2,093
Prices for flights from Houston to Kolkata are currently below the regular range.
The regular price range for this route is between $1121 and $2093. The current lowest deal is $1030 with JetBlue Airways, for travel from Sep 13-Sep 23.
now $1,030
Low $1,121
High $2,093
The cheapest time to fly from Houston to Kolkata
The cheapest month to fly from Houston to Kolkata is July, with a median price of $1287. The most expensive month is March, with a median price of $2141. Prices are generally lower from April to September.
July
Flights from $1,287
March
Flights from $2,141
Direct flights from Houston to Kolkata
Qatar Airways
Frontier Airlines
Etihad Airways
Akasa Air
Last-minute flights going from Houston to Kolkata
Thu, Jun 18
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
Qatar Airways
$1,551
$2,215
One-way
Thu, Jun 18
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
Qatar Airways
$1,721
$2,503
One-way
Sun, Jun 21
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
$1,510
$1,631
One-way
Sun, Jun 21
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
Alitalia
$1,546
$1,687
One-way
Sun, Jun 21
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
Qatar Airways
$1,712
$2,498
One-way
Mon, Jun 22
IAH - Kolkata
Houston (IAH) - Kolkata (CCU)
$1,484
$1,423
One-way
Biggest price drops on these dates for flights from Houston to Kolkata
Dec 3 - Dec 15
$1,614 → $1,171
27%
Sep 26 - Sep 29
$1,389 → $1,038
25%
Dec 10 - Dec 16
$1,601 → $1,303
19%
Sep 13 - Sep 23
$1,300 → $1,030
21%
Popular Airports to fly from Houston to Kolkata
Houston - Kolkata route insights
💸 Price insights
Recent fares are below the typical level
Recent fares from Houston to Kolkata are below the typical level, with deals around $1030.
📅 Best time to fly
Fly in July for the best prices
Historically, July offers the lowest median prices at $1287. March is typically the most expensive.
⏱️ Flight duration
Expect long-haul flights with multiple stops
Flights to Kolkata are long-haul, averaging 64h 59m with a median of 6 stopovers.
✈️ Airlines & availability
Connecting flights are the only option
There are no direct flights available for HOU to CCU. All routes include connecting flights.
🏆 Airline highlight
Qatar Airways offers connecting flights
Qatar Airways has historically offered connecting flights for the Houston to Kolkata route.
🎯 Booking tip
Deals appear regularly for this route
Deals for flights from Houston to Kolkata appear regularly, about 0.17 deals per day.
Houston main airports to depart from
George Bush Intercontinental (IAH)
George Bush Intercontinental Airport offers flights from Houston to Kolkata, with competitive pricing.
📍 ~25 km from Houston (reachable by car or bus)
💸 Flights from ~$1030
William P. Hobby (HOU)
William P. Hobby Airport is an option for flights from Houston to Kolkata.
📍 ~15 km from Houston (reachable by car or bus)
💸 Flights from ~$1393
Kolkata main airports to arrive at
Netaji Subhas Chandra Bose International (CCU)
Netaji Subhas Chandra Bose International Airport is a convenient arrival point for Kolkata.
📍 ~15 km from city center (reachable by car)
💸 Flights from ~$1030
Airports nearby Kolkata used as alternative
Kazi Nazrul Islam (RDP)
Kazi Nazrul Islam Airport can be a useful alternative, offering good road and train connectivity to Kolkata.
📍 ~135 km from Kolkata (reachable by car, train)
💸 Flights from ~$1275
Biju Patnaik International (BBI)
Biju Patnaik International Airport is a major regional hub with strong rail links, serving as a primary alternative for East India.
📍 ~385 km from Kolkata (reachable by train)
💸 Flights from ~$1238
Birsa Munda (IXR)
Birsa Munda Airport is a significant domestic airport in a neighboring state, offering good connectivity to major Indian metros.
📍 ~320 km from Kolkata (reachable by car)
💸 Flights from ~$1267
Bagdogra (IXB)
Bagdogra Airport is a popular gateway for North Bengal and Northeast India, with frequent flight operations.
📍 ~450 km from Kolkata (reachable by flight, train)
💸 Flights from ~$1193
Jay Prakash Narayan International (PAT)
Jay Prakash Narayan International Airport is a large airport with an extensive domestic network, reliable for North/Central India travel.
📍 ~470 km from Kolkata (reachable by car)
💸 Flights from ~$1252
Business & First Class Flight Deals to Kolkata
Discover luxury on the budget with premium cabin class on flights from Houston to Kolkata.
Elite
Best Elite deals to Kolkata
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From IAH
Elite
Nov 02
Kolkata, India
92% AI deal score
$7,654
$4,785
Save $2,869
From IAH
Elite
Nov 09
Kolkata, India
92% AI deal score
$7,801
$4,788
Save $3,013
From IAH
Elite
Nov 02
Kolkata, India
92% AI deal score
$7,755
$4,798
Save $2,957
From IAH
Elite
Aug 08
Kolkata, India
91% AI deal score
$6,931
$4,777
Save $2,154
From IAH
Elite
Aug 21
Kolkata, India
91% AI deal score
$6,978
$4,785
Save $2,193
From IAH
Elite
Aug 17
Kolkata, India
91% AI deal score
$7,132
$4,785
Save $2,347
From IAH
Elite
Oct 30
Kolkata, India
91% AI deal score
$7,502
$4,785
Save $2,717
From IAH
Elite
Sep 21
Kolkata, India
90% AI deal score
$7,644
$5,270
Save $2,374
From IAH
Elite
Aug 17
Kolkata, India
90% AI deal score
$7,512
$5,276
Save $2,236
From IAH
Elite
Nov 11
Kolkata, India
90% AI deal score
$7,732
$5,278
Save $2,454
From IAH
Elite
Oct 11
Kolkata, India
90% AI deal score
$7,481
$5,337
Save $2,144
From IAH
Elite
Aug 10
Kolkata, India
90% AI deal score
$2,910
$2,118
Save $792
From IAH
Elite
Aug 05
Kolkata, India
90% AI deal score
$2,921
$2,142
Save $779
From IAH
Elite
Nov 02
Kolkata, India
90% AI deal score
$2,905
$2,182
Save $723
From IAH
Elite
Aug 22
Kolkata, India
89% AI deal score
$7,210
$5,282
Save $1,928
From IAH
Elite
Jul 26
Kolkata, India
89% AI deal score
$7,994
$5,591
Save $2,403
From IAH
Elite
Jul 26
Kolkata, India
89% AI deal score
$7,869
$5,601
Save $2,268
From IAH
Elite
Aug 12
Kolkata, India
88% AI deal score
$6,957
$5,337
Save $1,620
From IAH
Elite
Aug 05
Kolkata, India
88% AI deal score
$6,931
$5,372
Save $1,559
From IAH
Elite
Aug 15
Kolkata, India
88% AI deal score
$7,136
$5,601
Save $1,535
From IAH
Elite
Jul 27
Kolkata, India
88% AI deal score
$7,909
$5,774
Save $2,135
From IAH
Elite
Jul 19
Kolkata, India
88% AI deal score
$3,123
$2,555
Save $568
From IAH
Elite
Dec 22
Kolkata, India
87% AI deal score
$7,784
$5,698
Save $2,086
From IAH
Elite
Jul 12
Kolkata, India
87% AI deal score
$7,909
$6,101
Save $1,808
From IAH
Elite
Nov 16
Kolkata, India
87% AI deal score
$7,757
$6,114
Save $1,643
From IAH
Elite
Dec 21
Kolkata, India
86% AI deal score
$7,755
$5,802
Save $1,953
From IAH
Elite
Oct 28
Kolkata, India
82% AI deal score
$7,506
$6,117
Save $1,389
From IAH
Elite
Nov 06
Kolkata, India
82% AI deal score
$7,675
$6,171
Save $1,504
From IAH
Elite
Oct 28
Kolkata, India
82% AI deal score
$7,499
$6,199
Save $1,300
From IAH
Elite
Oct 29
Kolkata, India
82% AI deal score
$7,475
$6,250
Save $1,225
From IAH
Elite
Jul 31
Kolkata, India
82% AI deal score
$7,966
$6,420
Save $1,546
From IAH
Elite
Jul 06
Kolkata, India
81% AI deal score
$8,031
$6,620
Save $1,411
From IAH
Elite
Jul 28
Kolkata, India
81% AI deal score
$8,043
$6,696
Save $1,347
From IAH
Elite
Aug 05
Kolkata, India
80% AI deal score
$6,931
$6,106
Save $825
From IAH
Elite
Aug 05
Kolkata, India
80% AI deal score
$7,162
$6,195
Save $967
From IAH
Elite
Dec 02
Kolkata, India
80% AI deal score
$7,866
$6,615
Save $1,251
From IAH
Elite
Sep 05
Kolkata, India
80% AI deal score
$7,774
$6,672
Save $1,102
From IAH
Elite
Aug 02
Kolkata, India
80% AI deal score
$7,768
$6,696
Save $1,072
From IAH
Elite
Dec 02
Kolkata, India
80% AI deal score
$7,839
$6,761
Save $1,078
From IAH
Elite
Nov 09
Kolkata, India
80% AI deal score
$7,922
$6,766
Save $1,156
From IAH
Elite
Nov 04
Kolkata, India
80% AI deal score
$7,778
$6,777
Save $1,001
From IAH
Elite
Jul 27
Kolkata, India
80% AI deal score
$7,895
$6,940
Save $955
From IAH
Elite
Jul 02
Kolkata, India
80% AI deal score
$7,926
$7,332
Save $594
From IAH
Elite
Jul 10
Kolkata, India
79% AI deal score
$7,992
$6,238
Save $1,754
From IAH
Elite
Jul 10
Kolkata, India
79% AI deal score
$7,985
$6,238
Save $1,747
From IAH
Elite
Jul 10
Kolkata, India
79% AI deal score
$7,969
$6,238
Save $1,731
From IAH
Elite
Jul 10
Kolkata, India
79% AI deal score
$7,878
$6,238
Save $1,640
From IAH
Elite
Jul 11
Kolkata, India
79% AI deal score
$8,020
$6,238
Save $1,782
From IAH
Elite
Jul 11
Kolkata, India
79% AI deal score
$7,895
$6,238
Save $1,657
From IAH
Elite
Jul 14
Kolkata, India
79% AI deal score
$8,050
$6,238
Save $1,812
From IAH
Elite
Jul 14
Kolkata, India
79% AI deal score
$8,031
$6,238
Save $1,793
From IAH
Elite
Jul 14
Kolkata, India
79% AI deal score
$8,023
$6,238
Save $1,785
From IAH
Elite
Jul 14
Kolkata, India
79% AI deal score
$7,982
$6,238
Save $1,744
From IAH
Elite
Jul 09
Kolkata, India
79% AI deal score
$7,985
$6,257
Save $1,728
From IAH
Elite
Jul 09
Kolkata, India
79% AI deal score
$7,969
$6,257
Save $1,712
From IAH
Elite
Jul 09
Kolkata, India
79% AI deal score
$7,906
$6,257
Save $1,649
From IAH
Elite
Jul 09
Kolkata, India
79% AI deal score
$7,875
$6,257
Save $1,618
From IAH
Elite
Jul 13
Kolkata, India
79% AI deal score
$8,031
$6,257
Save $1,774
From IAH
Elite
Jul 13
Kolkata, India
79% AI deal score
$8,023
$6,257
Save $1,766
From IAH
Elite
Jul 13
Kolkata, India
79% AI deal score
$8,014
$6,257
Save $1,757
From IAH
Elite
Jul 27
Kolkata, India
79% AI deal score
$7,473
$6,604
Save $869
From IAH
Elite
Aug 01
Kolkata, India
79% AI deal score
$7,380
$6,617
Save $763
From IAH
Elite
Aug 08
Kolkata, India
79% AI deal score
$7,349
$6,619
Save $730
From IAH
Elite
Jul 12
Kolkata, India
79% AI deal score
$7,460
$6,628
Save $832
From IAH
Elite
Nov 06
Kolkata, India
79% AI deal score
$7,675
$6,758
Save $917
From IAH
Elite
Oct 05
Kolkata, India
78% AI deal score
$7,263
$6,635
Save $628
From IAH
Elite
Oct 04
Kolkata, India
78% AI deal score
$7,263
$6,650
Save $613
From IAH
Elite
Aug 02
Kolkata, India
78% AI deal score
$7,330
$6,660
Save $670
From IAH
Elite
Jul 11
Kolkata, India
78% AI deal score
$8,029
$6,685
Save $1,344
From IAH
Elite
Jul 14
Kolkata, India
78% AI deal score
$8,055
$6,685
Save $1,370
From IAH
Elite
Aug 08
Kolkata, India
78% AI deal score
$7,065
$6,700
Save $365
From IAH
Elite
Jul 13
Kolkata, India
78% AI deal score
$8,050
$6,710
Save $1,340
From IAH
Elite
Jun 30
Kolkata, India
78% AI deal score
$7,374
$7,332
Save $42
From IAH
Elite
Jul 10
Kolkata, India
77% AI deal score
$8,017
$6,685
Save $1,332
From IAH
Elite
Jul 10
Kolkata, India
77% AI deal score
$7,892
$6,685
Save $1,207
From IAH
Elite
Jul 11
Kolkata, India
77% AI deal score
$7,995
$6,685
Save $1,310
From IAH
Elite
Jul 11
Kolkata, India
77% AI deal score
$7,909
$6,685
Save $1,224
From IAH
Elite
Jul 14
Kolkata, India
77% AI deal score
$7,990
$6,685
Save $1,305
From IAH
Elite
Aug 08
Kolkata, India
77% AI deal score
$6,931
$6,708
Save $223
From IAH
Elite
Jul 09
Kolkata, India
77% AI deal score
$7,992
$6,710
Save $1,282
From IAH
Elite
Jul 09
Kolkata, India
77% AI deal score
$7,878
$6,710
Save $1,168
From IAH
Elite
Jul 13
Kolkata, India
77% AI deal score
$7,982
$6,710
Save $1,272
From IAH
Elite
Jul 13
Kolkata, India
77% AI deal score
$7,967
$6,710
Save $1,257
From IAH
Elite
Jul 08
Kolkata, India
77% AI deal score
$7,919
$6,727
Save $1,192
From IAH
Elite
Jul 08
Kolkata, India
77% AI deal score
$7,856
$6,727
Save $1,129
From IAH
Elite
Jul 08
Kolkata, India
77% AI deal score
$7,843
$6,727
Save $1,116
From IAH
Elite
Jul 08
Kolkata, India
77% AI deal score
$7,803
$6,727
Save $1,076
From IAH
Elite
Jul 12
Kolkata, India
77% AI deal score
$8,029
$6,727
Save $1,302
From IAH
Elite
Jul 12
Kolkata, India
77% AI deal score
$8,020
$6,727
Save $1,293
From IAH
Elite
Jul 12
Kolkata, India
77% AI deal score
$7,995
$6,727
Save $1,268
From IAH
Elite
Jul 13
Kolkata, India
77% AI deal score
$7,890
$6,827
Save $1,063
From IAH
Elite
Aug 12
Kolkata, India
77% AI deal score
$7,091
$7,015
Save $76
From IAH
Elite
Jun 29
Kolkata, India
77% AI deal score
$7,466
From IAH
Elite
Jun 28
Kolkata, India
77% AI deal score
$7,488
From IAH
Elite
Jun 26
Kolkata, India
77% AI deal score
$7,488
From IAH
Elite
Aug 15
Kolkata, India
77% AI deal score
$2,919
$2,746
Save $173
From IAH
Elite
Jul 14
Kolkata, India
76% AI deal score
$8,014
$7,164
Save $850
From IAH
Elite
Jul 12
Kolkata, India
76% AI deal score
$8,037
$7,175
Save $862
From IAH
Elite
Jul 08
Kolkata, India
75% AI deal score
$7,934
$7,175
Save $759
From IAH
Elite
Jul 08
Kolkata, India
75% AI deal score
$7,825
$7,175
Save $650