$400 - Flight tickets from Boise(BOI) to Kolkata(CCU)
07:10 PM on Nov 03, 2025 BOI
2 Stops {SFO | DEL} | Trip Duration: 26 hr 20 min
09:00 AM on Nov 04, 2025 CCU
United Airlines 355 | Air India 184 / 2535
Book flights from BOI to CCU at 07:10 PM with Air India on Nov 03, 2025
$400
07:10 PM on Nov 03, 2025 BOI
2 Stops {SFO | DEL} | Trip Duration: 37 hr 05 min
07:45 PM on Nov 04, 2025 CCU
United Airlines 355 | Air India 174 / 2403
Book flights from BOI to CCU at 07:10 PM with Air India on Nov 03, 2025
$812.60
06:30 AM on Nov 03, 2025 BOI
2 Stops {SEA | SIN} | Trip Duration: 28 hr 15 min
10:15 PM on Nov 04, 2025 CCU
Alaska Airlines 929 | Singapore Airlines 27 / 516
Book flights from BOI to CCU at 06:30 AM with Singapore Airlines on Nov 03, 2025
$953.70
Hurry! Only 5 seats left at this fare
06:30 AM on Nov 03, 2025 BOI
2 Stops {SEA | SIN} | Trip Duration: 28 hr 15 min
10:15 PM on Nov 05, 2025 CCU
Flight 1242 operated by Alaska Airlines Singapore Airlines 1242 / 27 / 516
Book flights from BOI to CCU at 06:30 AM with Singapore Airlines on Nov 03, 2025
$965.50
Hurry! Only 4 seats left at this fare
06:59 PM on Nov 03, 2025 BOI
2 Stops {LAX | SIN} | Trip Duration: 39 hr 46 min
10:15 PM on Nov 04, 2025 CCU
Flight 2140 operated by HORIZON AIR AS ALASKAHORIZON Alaska Airlines 2140 | Singapore Airlines 37 / 516
Book flights from BOI to CCU at 06:59 PM with Singapore Airlines on Nov 03, 2025
$975.20
06:59 PM on Nov 03, 2025 BOI
3 Stops {LAX | NRT | SIN} | Trip Duration: 63 hr 46 min
10:15 PM on Nov 05, 2025 CCU
Flight 2140 operated by HORIZON AIR AS ALASKAHORIZON Alaska Airlines 2140 | Singapore Airlines 11 / 516
Book flights from BOI to CCU at 06:59 PM with Singapore Airlines on Nov 03, 2025
$976.89
10:20 AM on Nov 03, 2025 BOI
3 Stops {DEN | MUC | DEL} | Trip Duration: 35 hr 10 min
09:00 AM on Nov 05, 2025 CCU
Flight 7899 operated by SKYWEST FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 5286 operated by Air India Lufthansa 7899 / 481 / 762 / 5286
Book flights from BOI to CCU at 10:20 AM with Lufthansa on Nov 03, 2025
$977.20
Hurry! Only 1 seat left at this fare
10:20 AM on Nov 03, 2025 BOI
3 Stops {DEN | MUC | DEL} | Trip Duration: 59 hr 10 min
09:00 AM on Nov 05, 2025 CCU
Flight 7899 operated by SKYWEST FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 7613 operated by United Airlines | Flight 5286 operated by Air India Lufthansa 7899 / 7613 / 762 / 5286
Book flights from BOI to CCU at 10:20 AM with Lufthansa on Nov 03, 2025
$987.20
Hurry! Only 3 seats left at this fare
10:09 AM on Nov 03, 2025 BOI
3 Stops {SEA | FRA | DEL} | Trip Duration: 35 hr 21 min
09:00 AM on Nov 05, 2025 CCU
Flight 2122 operated by HORIZON AIR AS ALASKAHORIZON | Flight 5294 operated by Air India | Flight 5286 operated by Air India Alaska Airlines 2122 | Lufthansa 491 / 5294 / 5286
Book flights from BOI to CCU at 10:09 AM with Lufthansa on Nov 03, 2025
$1052.70
Hurry! Only 4 seats left at this fare
10:20 AM on Nov 03, 2025 BOI
3 Stops {DEN | FRA | DEL} | Trip Duration: 35 hr 10 min
09:00 AM on Nov 05, 2025 CCU
Flight 7899 operated by SKYWEST FOR UNITED EXPRESS FOR UNITED AIRLINES | Flight 5286 operated by Air India Lufthansa 7899 / 447 / 760 / 5286
Book flights from BOI to CCU at 10:20 AM with Lufthansa on Nov 03, 2025
$1178.70
Hurry! Only 1 seat left at this fare
03:30 PM on Nov 03, 2025 BOI
2 Stops {SFO | DOH} | Trip Duration: 47 hr 20 min
02:20 AM on Nov 05, 2025 CCU
Alaska Airlines 3132 | Qatar Airways 738 / 540
Book flights from BOI to CCU at 03:30 PM with Qatar Airways on Nov 03, 2025
$1182.43
Hurry! Only 3 seats left at this fare
08:05 AM on Nov 03, 2025 BOI
2 Stops {LAX | DOH} | Trip Duration: 30 hr 45 min
02:20 AM on Nov 05, 2025 CCU
Flight 2016 operated by OO/SKYWEST AIRLINES AS ALASKASKYWEST Qatar Airways 2016 / 740 / 540
Book flights from BOI to CCU at 08:05 AM with Qatar Airways on Nov 03, 2025
$1258.70
06:59 PM on Nov 03, 2025 BOI
2 Stops {LAX | DOH} | Trip Duration: 43 hr 51 min
02:20 AM on Nov 05, 2025 CCU
Flight 2140 operated by HORIZON AIR AS ALASKAHORIZON Alaska Airlines 2140 | Qatar Airways 740 / 540
Book flights from BOI to CCU at 06:59 PM with Qatar Airways on Nov 03, 2025
$1294.20
Hurry! Only 3 seats left at this fare
08:05 AM on Nov 03, 2025 BOI
2 Stops {LAX | DOH} | Trip Duration: 30 hr 45 min
02:20 AM on Nov 05, 2025 CCU
Alaska Airlines 3376 | Qatar Airways 740 / 540
Book flights from BOI to CCU at 08:05 AM with Qatar Airways on Nov 03, 2025
$1434.10
12:05 PM on Nov 03, 2025 BOI
2 Stops {ORD | DXB} | Trip Duration: 32 hr 35 min
08:10 AM on Nov 05, 2025 CCU
United Airlines 5792 | Emirates 236 / 570
Book flights from BOI to CCU at 12:05 PM with Emirates on Nov 03, 2025
$1449.20
Hurry! Only 1 seat left at this fare
02:00 PM on Nov 03, 2025 BOI
2 Stops {SFO | DXB} | Trip Duration: 30 hr 40 min
08:10 AM on Nov 05, 2025 CCU
Flight 6020 operated by SkyWest Airlines Emirates 6020 / 226 / 570
Book flights from BOI to CCU at 02:00 PM with Emirates on Nov 03, 2025
$1459.20
Hurry! Only 0 seats left at this fare
02:00 PM on Nov 03, 2025 BOI
2 Stops {SFO | DXB} | Trip Duration: 30 hr 40 min
08:10 AM on Nov 05, 2025 CCU
Flight 6020 operated by SKYWEST DBA UNITED EXPRESS Emirates 6020 / 226 / 570
Book flights from BOI to CCU at 02:00 PM with Emirates on Nov 03, 2025
$1472.20
Hurry! Only 4 seats left at this fare
02:00 PM on Nov 03, 2025 BOI
2 Stops {SFO | DXB} | Trip Duration: 30 hr 40 min
08:10 AM on Nov 05, 2025 CCU
Flight 5312 operated by SKYWEST DBA UNITED EXPRESS United Airlines 5312 | Emirates 226 / 570
Book flights from BOI to CCU at 02:00 PM with Emirates on Nov 03, 2025
$1586.10
11:02 AM on Nov 03, 2025 BOI
3 Stops {SFO | ZRH | DEL} | Trip Duration: 34 hr 28 min
09:00 AM on Nov 05, 2025 CCU
Flight 4733 operated by SKYWEST DBA UNITED EXPRESS | Flight 3209 operated by United Airlines | Flight 9858 operated by Air India United Airlines 4733 | SWISS 3209 / 146 / 9858
Book flights from BOI to CCU at 11:02 AM with SWISS on Nov 03, 2025
$1970.70
Hurry! Only 4 seats left at this fare
08:30 AM on Nov 03, 2025 BOI
3 Stops {ORD | ZRH | DEL} | Trip Duration: 37 hr 00 min
09:00 AM on Nov 05, 2025 CCU
Flight 5386 operated by SKYWEST DBA UNITED EXPRESS | Flight 9858 operated by Air India United Airlines 5386 | SWISS 9 / 146 / 9858
Book flights from BOI to CCU at 08:30 AM with SWISS on Nov 03, 2025
$2003.77
Hurry! Only 2 seats left at this fare
Prices observed in the past 7 days start at 400 for one-way flights and 1376.45 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.
BOI 04:25 PM Nov 03, 2025
42 hr 20 min 
2 Stops
2 Stops CCU 10:15 PM Nov 04, 2025
CCU 11:40 PM Nov 18, 2025
46 hr 16 min 2 Stops
2 Stops BOI 09:26 AM Nov 18, 2025
$1376.45
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.
BOI 01:17 PM Nov 03, 2025
25 hr 33 min 2 Stops
2 Stops CCU 02:20 AM Nov 05, 2025
CCU 03:20 AM Nov 18, 2025
29 hr 45 min 2 Stops
2 Stops BOI 09:35 PM Nov 19, 2025
$1380.37
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.
BOI 03:37 PM Nov 03, 2025
37 hr 43 min 2 Stops
2 Stops CCU 04:50 PM Nov 04, 2025
CCU 09:20 PM Nov 18, 2025
37 hr 45 min 2 Stops
2 Stops BOI 09:35 PM Nov 18, 2025
$1551.90
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.
BOI 12:35 PM Nov 03, 2025
32 hr 05 min 2 Stops
2 Stops CCU 08:10 AM Nov 05, 2025
CCU 08:20 PM Nov 18, 2025
38 hr 45 min 2 Stops
2 Stops BOI 09:35 PM Nov 18, 2025
$1661.37
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.
BOI 07:10 PM Nov 03, 2025
26 hr 20 min 2 Stops
2 Stops CCU 09:00 AM Nov 04, 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.
BOI 06:30 AM Nov 03, 2025
28 hr 15 min 2 Stops
2 Stops CCU 10:15 PM Nov 04, 2025
$953.70
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.
BOI 10:20 AM Nov 03, 2025
35 hr 10 min 3 Stops
3 Stops CCU 09:00 AM Nov 05, 2025
$965.50
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.
BOI 03:30 PM Nov 03, 2025
47 hr 20 min 2 Stops
2 Stops CCU 02:20 AM Nov 05, 2025
$976.89
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.
CCU 02:30 AM Dec 14, 2025
15 hr 45 min Non Stop
Non Stop LHR 07:45 AM Dec 15, 2025
ORD 11:14 AM Dec 18, 2025
13 hr 35 min 1 Stop
1 Stop CCU 10:49 PM Dec 19, 2025
$1006.17
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.
CCU 01:30 AM Dec 14, 2025
22 hr 00 min 1 Stop
1 Stop LHR 01:00 PM Dec 16, 2025
ORD 02:55 PM Dec 18, 2025
06 hr 24 min 1 Stop
1 Stop CCU 07:19 PM Dec 18, 2025
$1236.17
Found 20hrs ago
Find the Cheapest Day for Flights from BOI to CCU
One-Way flights from BOI to CCU
Round Trip from BOI to CCU
Multi-City Flights from BOI to CCU
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Book Cheap Flights from Boise to Kolkata
Boise to Kolkata is one of the busiest United States-India routes. Both Boise and Kolkata are world-class cities having mutual interests in various niches. A fair percentage of visitors to Kolkata come from Boise, US. The annual number of travelers from Boise is expected to rise for cheap flights to Kolkata. You can get the best Boise to Kolkata itinerary with cheapest flight tickets at Indian Eagle.
Jet Airways, British Airways, United Airlines, Qatar Airways, Air India, Cathay Pacific, Delta Air Lines, Etihad Airways, Emirates and other airlines operate cheap flights from Boise 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 Boise via Kolkata at the lowest prices.
Indian Eagle issues the cheapest tickets for flights to Kolkata from Boise (BOI) 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 Boise Air Terminal Airport and nearby airports. Book your air travel at Indian Eagle and board cheap Kolkata flights from Boise.
Tips on booking Cheap Flights to Kolkata (CCU):- Book your flights to Kolkata ne 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 Boise on IndianEagle.com
- Subscribe for our newsletter to receive the lowest airfare alerts in your email inbox for BOI to CCU
FAQs for Booking Flights from Boise to Kolkata
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Yes, you can call Indian Eagle and get the best airfare available for your flights.
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Yes, Indian Eagle offers flight discounts on special occasions. You can check the website to make use of any ongoing offers. Even if you don?t find one during booking, you will be offered the best airfare available for your flights.
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