Find flights
When to book
Airlines
FAQs

Cheap flights from Denver to Kolkata from ₹ 89,150

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
26 Apr — 3 May1
1 adult

Cheap flight deals from Denver to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 April 2025.

Round-trip from

₹ 499,495

Popular in

June

Cheapest in

April

Average price

₹ 84,287
Qatar Airways
  • Qatar Airways
  • 18/5-28/5
  • 4 total stops
  • 69h 30m total
  • Denver to Kolkata
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (₹ 1,793,376 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 426,410 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Denver to Kolkata

Cheapest flights from Denver to Kolkata
Explore the most affordable flight options available from Denver to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 April 2025.

Tue 16/923:59DEN - CCU
2 stops39h 21mEtihad Airways
Thu 16/1022:00CCU - DEN
2 stops35h 43mEtihad Airways
Deal found 20/4₹ 89,150
Tue 16/911:30DEN - CCU
2 stops27h 20mQatar Airways
Wed 15/1003:50CCU - DEN
2 stops30h 39mQatar Airways
Deal found 20/4₹ 91,880
Tue 16/906:00DEN - CCU
2 stops28h 45mMultiple Airlines
Thu 16/1023:30CCU - DEN
3 stops34h 58mMultiple Airlines
Deal found 20/4₹ 118,667
Sun 18/506:00DEN - CCU
2 stops28h 45mSingapore Airlines
Thu 5/623:30CCU - DEN
3 stops31h 40mSingapore Airlines
Deal found 19/4₹ 131,208
Tue 16/918:35DEN - CCU
2 stops28h 25mBritish Airways
Wed 15/1002:00CCU - DEN
3 stops55h 57mBritish Airways
Deal found 20/4₹ 157,740
Fri 23/516:15DEN - CCU
2 stops29h 15mLufthansa
Thu 12/621:20CCU - DEN
2 stops27h 55mLufthansa
Deal found 19/4₹ 169,768

Cheapflights Fare Finder

Customise your flight search to find flights from Denver to Kolkata that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 21 April 2025.
Use the filters below to find and compare flights from Denver to Kolkata that are best for you.

Fly from

Denver

Fly to

Kolkata

Route

Depart

Return

Price

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 18/5

23:59-02:20

2 stops38h 51m

Kolkata Netaji S. Chandra

Wed 28/5

03:50-22:59

2 stops30h 39m

₹ 499,495

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 18/5

06:00-22:15

2 stops28h 45m

Kolkata Netaji S. Chandra

Thu 29/5

23:30-16:49

2 stops28h 49m

₹ 580,710

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 18/5

12:19-07:30

3 stops31h 41m

Kolkata Netaji S. Chandra

Wed 28/5

02:00-16:25

2 stops49h 55m

₹ 613,470

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 18/5

07:45-00:45

3 stops29h 30m

Kolkata Netaji S. Chandra

Wed 28/5

02:00-19:23

3 stops28h 53m

₹ 1,338,611

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Best time to book a flight from Denver to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Denver with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Kolkata

How far ahead should I book a flight from Denver to Kolkata?

Use this chart to determine the optimal time to book a return flight from Denver to Kolkata. Price data was last updated on 18 April 2025.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Kolkata. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Denver to Kolkata?

Currently, September is the cheapest month in which you can book a flight from Denver to Kolkata (average of ₹ 120). Flying from Denver to Kolkata in October is currently the most expensive (average of ₹ 161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Kolkata by month

Plan your trip to Kolkata by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kolkata ranges from 7.0 - 356.0 inches per month. August is typically the wettest month, when rainfall can reach 356.0 mm. December is typically the driest time to visit Kolkata when rainfall is around 7.0 mm.

Temperature in Kolkata by month

Plan your trip to Kolkata by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kolkata. Reviews last updated 21 April 2025.
Singapore Airlines
8.1
Very Good
1,290 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,290 reviews
Singapore Airlines
8.1
Very Good
1,290 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7.4
Good
3,555 reviews
Singapore Airlines
8.1
Very Good
1,290 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
British Airways
6.6
Okay
6,788 reviews
Singapore Airlines
8.1
Very Good
1,290 reviews
Check prices

Boarding

8.2

Comfort

7.9

Food

7.7

Overall

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from Denver to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Kolkata round-trip?

    Currently priced at ₹ 499,495, Qatar Airways will fly you from Denver to Kolkata and back. In addition to Qatar Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and British Airways - these airlines can fly you to your destination from ₹ 580,710 and ₹ 613,470, respectively.

  • Can I find deals for flights from Denver to Kolkata that include hotel bookings?

    Yes. In addition to deals on Denver to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Denver to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Kolkata.

  • Can I find deals for business class flights from Denver to Kolkata?

    Yes. Cheapflights offers flight deals from Denver to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Kolkata?

    Currently, September is the cheapest month in which you can book a flight from Denver to Kolkata (average of ₹ 120). Flying from Denver to Kolkata in October is currently the most expensive (average of ₹ 161). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Kolkata by adding a car rental and/or hotel reservation to your travel itinerary.
Kolkata car hire
Kolkata Netaji S. Chandra Airport car hire

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Denver to Kolkata?

Cheapflights makes it easy to find Denver to Kolkata flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Denver to Kolkata?

Millions of users choose and trust Cheapflights to book the best flight deals from Denver to Kolkata for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Denver to Kolkata with no change fees?

Yes! Cheapflights helps users easily find flights from Denver to Kolkata with no change fees.

Can Cheapflights notify me if prices for flights from Denver to Kolkata become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights