Cheap Flights from Denver International to Kolkata

Compare Denver International to Kolkata flight deals

Find the cheapest month or even day of the year to fly to Kolkata

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Flight deals from Denver International to Kolkata

Looking for a cheap last-minute deal or the best round-trip flight from Denver International Airport to Kolkata Airport? If you want to travel next month, round-trip fares start from $1,121. Find the lowest prices on one-way and round-trip tickets right here.

Kolkata.$1,023 per passenger.Departing Fri, Feb 5, returning Fri, Feb 19.Round-trip flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departing from Denver International on Fri, Feb 5, arriving in Kolkata.Inbound indirect flight with Etihad Airways, departing from Kolkata on Fri, Feb 19, arriving in Denver International.Price includes taxes and charges.From $1,023, select.

Kolkata.$1,094 per passenger.Departing Sat, Sep 26, returning Mon, Oct 26.Round-trip flight with Frontier Airlines and Etihad Airways.Outbound indirect flight with Frontier Airlines, departing from Denver International on Sat, Sep 26, arriving in Kolkata.Inbound indirect flight with Etihad Airways, departing from Kolkata on Mon, Oct 26, arriving in Denver International.Price includes taxes and charges.From $1,094, select.

Kolkata.$1,121 per passenger.Departing Tue, Oct 13, returning Fri, Oct 30.Round-trip flight with Frontier Airlines and Etihad Airways.Outbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Oct 13, arriving in Kolkata.Inbound indirect flight with Etihad Airways, departing from Kolkata on Fri, Oct 30, arriving in Denver International.Price includes taxes and charges.From $1,121, select.

Kolkata.$1,125 per passenger.Departing Tue, Oct 27, returning Tue, Nov 3.Round-trip flight with Frontier Airlines and Etihad Airways.Outbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Oct 27, arriving in Kolkata.Inbound indirect flight with Etihad Airways, departing from Kolkata on Tue, Nov 3, arriving in Denver International.Price includes taxes and charges.From $1,125, select.

Kolkata.$1,222 per passenger.Departing Tue, Dec 29, returning Tue, Jan 26.Round-trip flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departing from Denver International on Tue, Dec 29, arriving in Kolkata.Inbound indirect flight with Qatar Airways, departing from Kolkata on Tue, Jan 26, arriving in Denver International.Price includes taxes and charges.From $1,222, select.

Kolkata.$1,427 per passenger.Departing Fri, Nov 13, returning Sun, Nov 29.Round-trip flight with Frontier Airlines and SpiceJet.Outbound indirect flight with Frontier Airlines, departing from Denver International on Fri, Nov 13, arriving in Kolkata.Inbound indirect flight with SpiceJet, departing from Kolkata on Sun, Nov 29, arriving in Denver International.Price includes taxes and charges.From $1,427, select.

Kolkata.$1,800 per passenger.Departing Thu, Nov 19, returning Fri, Jan 1.Round-trip flight with Frontier Airlines and IndiGo.Outbound indirect flight with Frontier Airlines, departing from Denver International on Thu, Nov 19, arriving in Kolkata.Inbound indirect flight with IndiGo, departing from Kolkata on Fri, Jan 1, arriving in Denver International.Price includes taxes and charges.From $1,800, select.

Find the cheapest month to fly from Denver International to Kolkata

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Kolkata flights are currently cheapest in February.

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Denver International to Kolkata: Alternative routes

Compare routes from Denver International to Kolkata below. You may find an airport to fly into that's cheaper, faster, or easier than Kolkata.

Kolkata

16km from central Kolkata

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from $1,023

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Denver to Kolkata: Flight information

The things to know before you go.

Cheapest flight found	$1,023
Cheapest month to fly	February

Finding cheap flights from Denver International to Kolkata: Frequently asked questions

How much are round-trip flights from Denver International to Kolkata?

The best price we found for a round-trip flight from Denver International to Kolkata is $1,023. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Denver International to Kolkata?

Currently, there are no airlines that fly direct from Denver International to Kolkata. But we found flights with one or more stops from $1,023.

How many flights are there a week from Denver International to Kolkata?

There are no flights flying from Denver International to Kolkata, as of September 2026.

When is the cheapest time to fly from Denver International to Kolkata?

The cheapest month to fly from Denver International to Kolkata is usually February.

Which upcoming date is cheapest to fly from Denver International Airport to Kolkata Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Kolkata Airport on Friday, February 5, 2027.

Can I get a direct flight from Denver International Airport to Kolkata Airport?

No airlines currently offer direct flights between Denver International Airport and Kolkata Airport. Most routes have one or more stops.

How can I find the best flight deal to Kolkata?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kolkata but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Kolkata?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Kolkata is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Denver International Airport to Kolkata?

Currently, Etihad Airways offers the cheapest flight tickets to Kolkata.

Flying from Denver International Airport (DEN) to Kolkata Airport (CCU): what you need to know

The timezone in Kolkata is UTC+5:30, which is 12 hours 30 minutes ahead of Denver.
For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to catch your DEN to CCU flight.
You can expect longer queues in popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will give you ample time for security and boarding.

Handy information about Denver International Airport (DEN)

DEN is located at 8500 Pena Boulevard.
80% of flights leaving Denver International Airport touch down at their destination according to schedule. With its strong on-time performance, delays are unlikely when jetting out of DEN.
Central Denver to Denver International Airport is around 40 kilometers. Depending on traffic, it'll take you about 35 minutes to get there if you're ride-sharing, catching a cab or driving.
Expect a trip time of around 35 minutes when using public transport.
Booking a night at a hotel can take the stress out of getting to the airport on time. If you want somewhere to stay before your flight from Denver International Airport to Kolkata Airport, take a look at Baymont by Wyndham Denver International Airport. It's a quick drive from DEN.

Arriving at Kolkata Airport (CCU)

Consider booking a hotel near CCU if you're catching a late Denver International Airport to Kolkata Airport flight. Check in to one of these accommodation options and skip the long transfer:
Pick up the keys to a Kolkata Airport rental car from popular providers like Europcar or Avis. With your own wheels, you can travel beyond Kolkata and explore places most visitors tend to miss.
To get the lowest price, book your ride from Kolkata Airport about four weeks before traveling.

Getting from Kolkata Airport (CCU) to central Kolkata

From Kolkata Airport, Kolkata is approximately 18 kilometers away. It takes around 35 minutes to drive to the center.
If you're traveling on public transport, expect a journey time of around 50 minutes.

When to fly to Kolkata Airport (CCU)

It's time to pick your dates for your flight from Denver International Airport to Kolkata Airport. January is the most popular month to head to Kolkata. If you'd like a more relaxed vibe, go in June.
Before locking in your flight from Denver International Airport to Kolkata Airport, think about the kind of weather you enjoy. April is the warmest month in Kolkata, with the temperature ranging from 24ºC (75ºF) to 42ºC (108ºF).
For cooler conditions, search for a cheap ticket from DEN to CCU in January. Average temperatures are between 15ºC (59ºF) and 28ºC (82ºF) then.

Explore more of India

Kolkata has its own special appeal, but there are so many other parts of India just waiting to be explored. About 467 kilometers north-west of Kolkata, a trip to Patna will keep you on the go. Check out popular attractions like Gurudwara, Buddha Smriti Park and Buddha Statue.
Ranchi is another well-known destination in India and is around 322 kilometers west of Kolkata. No trip is complete without seeing Jagannath Temple, Panchghagh Falls and Sun Temple.