Cheap Flights from Kathmandu (KTM) to Kolkata (CCU)

Featured airlines

Qantas Airways
Virgin Australia
Air New Zealand
Jetstar
Fiji Airways
Singapore Airlines
Philippine Airlines
Qatar Airways
Scoot
  • Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap Flights from Kathmandu (KTM) to Kolkata (CCU)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Biman Bangladesh
Biman Bangladesh
Biman Bangladesh
Air India
Air India
Air India
Air India
Air India
Air India
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
Flight from Kathmandu to Kolkata route information
Origin airport
Tribhuvan Intl.
Destination airport
Netaji Subhash Chandra Bose Intl.
Return price
AU$356
Distance
638 km

Your quick guide to flights from Kathmandu to Kolkata

Pick up great flights from Kathmandu to Kolkata

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Kathmandu to Kolkata. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Kathmandu to Kolkata that take around hours.

Find cheap flights from Kathmandu to Kolkata

From the great flight deals with prices currently ranging from AU$356 to AU$666, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Kathmandu to Kolkata around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Kolkata is normally in May.

Reasons to book your flight from Kathmandu to Kolkata with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Kathmandu to Kolkata across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Kolkata right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Tribhuvan Intl. Airport (KTM) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Round-trip flights from Tribhuvan Intl. Airport to Netaji Subhash Chandra Bose Intl. Airport (CCU) start from AU$356. This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book today so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tribhuvan Intl. Airport (KTM) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Most flights can be cancelled online, but whether you incur a fee varies between airlines. If you do have to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from KTM to Kolkata Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Tribhuvan Intl. Airport to Kolkata Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from KTM to Kolkata Airport?
A flight distance of just 640 kilometres separates Kathmandu and Kolkata. Once you’re up in the skies, you won’t have time to do much more than read the in-flight magazine.
Which airlines fly direct from Tribhuvan Intl. Airport to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
A popular choice with many savvy travellers, Air India (AI) offers 17 flights monthly from KTM to Netaji Subhash Chandra Bose Intl. Airport (CCU). Pick the one that fits with your travel plans and book your ticket today.
Are Tribhuvan Intl. Airport to Kolkata Airport flight tickets cheaper when they're purchased at the last minute?
Airline tickets from KTM to CCU are available up to 12 months prior to departure on Expedia. And although you may score a great last-minute deal, it’s never something you can count on. Also, booking your flights well in advance means you’ll have more options — and you can avoid landing the dreaded middle seat! We’re constantly updating our fares to bring you the best bargains, so check back often for all the latest specials.
*Available to Expedia members.