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Cheap flights from Denver to Kolkata from ₹ 109,233

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Kolkata departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:05 - 22:15
DEN
-
CCU
37h 40m
2 stops
Multiple Airlines Logo
23:40 - 23:59
CCU
-
DEN
35h 49m
2 stops
₹ 109,233Multiple Airlines
Wed, 10 Jun - Wed, 22 Jul
Lufthansa Logo
16:05 - 08:40
DEN
-
CCU
29h 05m
2 stops
Lufthansa Logo
22:00 - 15:40
CCU
-
DEN
29h 10m
2 stops
₹ 110,594Lufthansa
Mon, 11 May - Mon, 7 Sep
Lufthansa Logo
16:05 - 08:40
DEN
-
CCU
29h 05m
2 stops
Lufthansa Logo
22:00 - 15:40
CCU
-
DEN
29h 10m
2 stops
₹ 111,138Lufthansa
Mon, 11 May - Mon, 7 Sep
Lufthansa Logo
16:05 - 08:40
DEN
-
CCU
29h 05m
2 stops
Lufthansa Logo
22:00 - 15:40
CCU
-
DEN
29h 10m
2 stops
₹ 111,229Lufthansa
Mon, 11 May - Mon, 7 Sep
Multiple Airlines Logo
16:05 - 08:40
DEN
-
CCU
29h 05m
2 stops
Multiple Airlines Logo
17:30 - 16:15
CCU
-
DEN
34h 15m
2 stops
₹ 111,501Multiple Airlines
Mon, 18 May - Tue, 18 Aug
Air France Logo
17:40 - 05:30
DEN
-
CCU
48h 20m
2 stops
Air France Logo
16:20 - 15:40
CCU
-
DEN
34h 50m
2 stops
₹ 114,858Air France
Sun, 14 Jun - Sat, 20 Jun
Multiple Airlines Logo
13:15 - 22:15
DEN
-
CCU
45h 30m
2 stops
Multiple Airlines Logo
23:30 - 22:58
CCU
-
DEN
34h 58m
3 stops
₹ 131,098Multiple Airlines
Mon, 11 May - Mon, 7 Sep
Multiple Airlines Logo
19:25 - 22:15
DEN
-
CCU
39h 20m
2 stops
Multiple Airlines Logo
23:30 - 19:30
CCU
-
DEN
31h 30m
3 stops
₹ 133,366Multiple Airlines
Mon, 11 May - Mon, 7 Sep
Multiple Airlines Logo
19:25 - 22:15
DEN
-
CCU
39h 20m
2 stops
Multiple Airlines Logo
23:30 - 19:30
CCU
-
DEN
31h 30m
3 stops
₹ 137,539Multiple Airlines
Mon, 11 May - Mon, 7 Sep
Multiple Airlines Logo
08:00 - 22:15
DEN
-
CCU
50h 45m
3 stops
Multiple Airlines Logo
23:30 - 22:58
CCU
-
DEN
34h 58m
3 stops
₹ 142,983Multiple Airlines
Mon, 11 May - Mon, 7 Sep

Lufthansa flights from Denver to Kolkata

Our best Lufthansa deals on Denver to Kolkata flight tickets
Lufthansa
11 May
DEN16:05Denver Intl
29h 05m
2 stops
CCU08:40Kolkata Netaji S. Chandra
7 Sept
CCU22:00Kolkata Netaji S. Chandra
29h 10m
2 stops
DEN15:40Denver Intl
₹ 110,594
Lufthansa
11 May
DEN16:05Denver Intl
29h 05m
2 stops
CCU08:40Kolkata Netaji S. Chandra
7 Sept
CCU22:00Kolkata Netaji S. Chandra
29h 10m
2 stops
DEN15:40Denver Intl
₹ 111,138
Lufthansa
11 May
DEN16:05Denver Intl
29h 05m
2 stops
CCU08:40Kolkata Netaji S. Chandra
7 Sept
CCU22:00Kolkata Netaji S. Chandra
29h 10m
2 stops
DEN15:40Denver Intl
₹ 111,229

Singapore Airlines flights from Denver to Kolkata

Our best Singapore Airlines deals on Denver to Kolkata flight tickets
Singapore Airlines
18 May
DEN17:25Denver Intl
65h 40m
3 stops
CCU22:35Kolkata Netaji S. Chandra
18 Aug
CCU23:30Kolkata Netaji S. Chandra
55h 30m
2 stops
DEN19:30Denver Intl
₹ 152,599
Singapore Airlines
18 May
DEN17:25Denver Intl
65h 40m
3 stops
CCU22:35Kolkata Netaji S. Chandra
18 Aug
CCU23:30Kolkata Netaji S. Chandra
55h 30m
2 stops
DEN19:30Denver Intl
₹ 152,690
Singapore Airlines
11 May
DEN19:05Denver Intl
39h 40m
2 stops
CCU22:15Kolkata Netaji S. Chandra
7 Sept
CCU23:30Kolkata Netaji S. Chandra
31h 30m
3 stops
DEN19:30Denver Intl
₹ 220,371

momondo 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, momondo users made 59,053 searches. Data last updated 22 February 2026.
Use the filters below to find and compare flights from Denver to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Wed 10/6

21:05-22:15

2 stops37h 40m

Kolkata Netaji S. Chandra

Wed 22/7

23:40-23:59

2 stops35h 49m

₹ 109,233

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

16:05-08:40

2 stops29h 05m

Kolkata Netaji S. Chandra

Mon 7/9

22:00-15:40

2 stops29h 10m

₹ 110,594

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

16:05-08:40

2 stops29h 05m

Kolkata Netaji S. Chandra

Mon 7/9

22:00-15:40

2 stops29h 10m

₹ 111,138

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

16:05-08:40

2 stops29h 05m

Kolkata Netaji S. Chandra

Mon 7/9

22:00-15:40

2 stops29h 10m

₹ 111,229

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 18/5

16:05-08:40

2 stops29h 05m

Kolkata Netaji S. Chandra

Tue 18/8

17:30-16:15

2 stops34h 15m

₹ 111,501

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 14/6

17:40-05:30

2 stops48h 20m

Kolkata Netaji S. Chandra

Sat 20/6

16:20-15:40

2 stops34h 50m

₹ 114,858

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

13:15-22:15

2 stops45h 30m

Kolkata Netaji S. Chandra

Mon 7/9

23:30-22:58

3 stops34h 58m

₹ 131,098

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

19:25-22:15

2 stops39h 20m

Kolkata Netaji S. Chandra

Mon 7/9

23:30-19:30

3 stops31h 30m

₹ 133,366

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

19:25-22:15

2 stops39h 20m

Kolkata Netaji S. Chandra

Mon 7/9

23:30-19:30

3 stops31h 30m

₹ 137,539

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 11/5

08:00-22:15

3 stops50h 45m

Kolkata Netaji S. Chandra

Mon 7/9

23:30-22:58

3 stops34h 58m

₹ 142,983

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Denver to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Denver to Kolkata (DEN to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Kolkata

Fastest flight time

29h 05m

Direct flights

None
The fastest flight from Denver to Kolkata takes 29h 05m
There are no direct flights from Denver to Kolkata. There are no popular flight routes from Denver to Kolkata.
Search flight deals

  • How far is Denver Intl to Kolkata Netaji S. Chandra by plane?

    Denver Intl and Kolkata Netaji S. Chandra are 12941.1 km apart from one another. A reasonable flight in good conditions will take 29h 05m.

  • When did momondo last update prices for flights from Denver Intl Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Denver Intl Airport to Kolkata Netaji S. Chandra Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Denver Intl Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The required travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Denver to Kolkata?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Denver from Kolkata. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Denver to Kolkata with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Kolkata?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Kolkata for you.

Can I find flights from Denver to Kolkata with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Denver to Kolkata flights to just show those with flexible booking policies.

How can momondo help me find flights from Denver to Kolkata?

momondo helps you find the best flight between Denver and Kolkata by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Denver to Kolkata right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Denver to Kolkata flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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