$1,259 Cheap Flights from Idaho Falls (IDA) to Kolkata (CCU)

View $1,259 flight on Thu, Sep 4, 2025Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)

Cheap Flights from Idaho Falls to Kolkata (IDA-CCU)

Prices were available within the past 7 days and start at $1,259 for one-way flights and $2,260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,260 Roundtrip, found 3 days ago
$2,260
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,260 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,284 Roundtrip, found 3 days ago
$2,284
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,284 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,295 Roundtrip, found 3 days ago
$2,295
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,295 found 3 days ago
Alaska Airlines
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,349 Roundtrip, found 3 days ago
$2,349
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,349 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,369 Roundtrip, found 3 days ago
$2,369
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,369 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,371 Roundtrip, found 3 days ago
$2,371
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,371 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,382 Roundtrip, found 3 days ago
$2,382
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,382 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,456 Roundtrip, found 3 days ago
$2,456
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,456 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,459 Roundtrip, found 3 days ago
$2,459
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,459 found 3 days ago
Qatar Airways
Fri, Sep 19 - Wed, Sep 24
IDA
Idaho Falls
CCU
Kolkata
$2,543 Roundtrip, found 3 days ago
$2,543
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri, Sep 19 from Idaho Falls to Kolkata, returning Wed, Sep 24, priced at $2,543 found 3 days ago
Flights from Idaho Falls (IDA) to Kolkata (CCU)
Origin airport
Idaho Falls Regional
Destination airport
Netaji Subhash Chandra Bose Intl.
Roundtrip price
$2,259
Distance
7683 mi

Idaho Falls to Kolkata Flights

The cheapest times to fly from Idaho Falls to Kolkata

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Idaho Falls to Kolkata are during the month of September. You can find some of the cheapest flights from Idaho Falls to Kolkata with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Idaho Falls to Kolkata

Sunday is one of the best days to book for cheap flights from Idaho Falls to Kolkata: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Idaho Falls to Kolkata

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Idaho Falls to Kolkata in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,259 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Idaho Falls to Kolkata flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Idaho Falls to Kolkata airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU) cost?
Lock in a cheap one-way flight from $1,259 or cheap return flight from $2,260 from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Planning your trip for September is a great way to save, as it's the cheapest month for flights between IDA and CCU. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from IDA to CCU. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
You'll have to take a flight with a layover when traveling from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from IDA to CCU?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
To avoid possible delays on the Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU) last-minute?
Booking your ticket from IDA to CCU right before your trip is usually more expensive. But if there's some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an IDA to CCU flight and hotel package?
Compared with arranging hotels and flights separately, booking an IDA to CCU flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
In most instances, you can reschedule or cancel your IDA to CCU flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want more details, head to our Customer Service portal.

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*Available to One Key members.