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$981+ Cheap flights from Denver (DEN) to Kolkata (CCU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$981
(Etihad Airways)

Popular in

December

Cheapest in

April

Average price

$1,545
Provider with most accurate pricing for Denver Intl-Kolkata Netaji S. Chandra flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Kolkata Netaji S. Chandra flights.
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From Denver Intl to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($297 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 26, 2025.

This Justfly.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:42 pmDEN - CCU
2 stops44h 43mQatar Airways
Tue 1/63:25 amCCU - DEN
2 stops27h 58mQatar Airways
Deal found 11/24$3,061
This Mytrip deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/171:25 pmDEN - CCU
3 stops29h 50mMultiple Airlines
Wed 1/710:00 pmCCU - DEN
2 stops32h 05mMultiple Airlines
Deal found 11/24$3,195
This oojo deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:28 pmDEN - CCU
2 stops40h 17mAir India
Wed 1/710:00 pmCCU - DEN
2 stops49h 12mAir India
Deal found 11/24$3,851
This Expedia deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:25 pmDEN - CCU
2 stops42h 20mMultiple Airlines
Mon 1/510:30 amCCU - DEN
2 stops45h 55mMultiple Airlines
Deal found 11/25$8,688
This AranGrant deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:20 pmDEN - CCU
2 stops43h 25mMultiple Airlines
Thu 1/17:05 pmCCU - DEN
2 stops32h 00mMultiple Airlines
Deal found 11/24$9,272
This oojo deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:02 amDEN - CCU
2 stops31h 23mQatar Airways
Wed 12/313:25 amCCU - DEN
2 stops31h 06mQatar Airways
Deal found 11/24$9,568

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 26, 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

Fri 2/27

11:59 pm-8:00 pm

2 stops31h 31m

Kolkata Netaji S. Chandra

Sun 3/22

8:55 pm-9:44 pm

2 stops36h 19m

$981

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 4/30

9:18 am-8:20 pm

2 stops23h 32m

Kolkata Netaji S. Chandra

Mon 5/4

9:15 pm-11:01 pm

2 stops37h 16m

$1,171

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Fri 2/27

11:59 pm-8:00 pm

2 stops31h 31m

Kolkata Netaji S. Chandra

Fri 3/20

3:35 am-9:44 pm

2 stops29h 39m

$1,176

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 4/30

10:38 am-2:20 am

2 stops28h 12m

Kolkata Netaji S. Chandra

Sun 5/3

3:50 am-10:19 pm

2 stops29h 59m

$1,216

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 3/1

11:59 pm-12:35 am

2 stops36h 06m

Kolkata Netaji S. Chandra

Tue 3/10

11:00 pm-11:04 pm

2 stops59h 34m

$1,222

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 3/1

4:03 pm-10:25 pm

2 stops41h 52m

Kolkata Netaji S. Chandra

Tue 3/10

11:40 pm-11:26 pm

3 stops35h 16m

$1,379

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sat 5/23

11:05 am-12:15 am

2 stops49h 40m

Kolkata Netaji S. Chandra

Fri 9/4

12:30 am-11:01 pm

2 stops58h 01m

$1,414

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Compare providers for flights from Denver to Kolkata

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Kolkata in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Denver-Kolkata flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Kolkata flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Kolkata flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-Kolkata flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Kolkata flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

What is the cheapest time of day to fly from DEN to CCU?

Find hourly flight availability from Denver to Kolkata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

It’s typically best to fly out from Denver to Kolkata in the morning. Doing so could potentially save you 33% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 November 26, 2025.
Peruse reviews from past customers who have flown with Qatar Airways and Lufthansa from Denver to Kolkata to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,675 reviews

Crew

7.9

Entertainment

7.4

Food

7.3

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,675 reviews
Qatar Airways
7.4
Good
3,675 reviews

Crew

7.9

Entertainment

7.4

Food

7.3

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Lufthansa
6.8
Okay
7,594 reviews
Qatar Airways
7.4
Good
3,675 reviews

Crew

7.9

Entertainment

7.4

Food

7.3

Boarding

7.5

Comfort

7.4

Overall

7.4

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

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.

  • How long is the flight from Denver to Kolkata?

    Airlines like Etihad Airways fly from Denver to Kolkata in about 23h 32m. The time it takes to get you to your destination can typically vary by up to . The distance from Denver to Kolkata is about 8030 mi.

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

    Qatar Airways, at $1,133, was found to be the cheapest airline from Denver to Kolkata. An alternate airline flying to your destination would be Lufthansa. Users have found that Qatar Airways is 19% cheaper than the other options available to this destination.

  • 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 vacation 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.

See more FAQs

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Complete your trip

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

Top 2 airlines flying from Denver to Kolkata

Discover the top 2 airlines that operate flights from Denver to Kolkata. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,133Average$1,306FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$1,303Average$1,441FlexibilityNo cancel feeOn-time76%

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