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$1,110+ Cheap flights from Colorado 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Cheap flight deals from Colorado to Kolkata

Keep the following information in mind while searching for Colorado to Kolkata flight deals. Data was last updated July 25, 2025.

Round-trip from

$1,110
(Etihad Airways)

Popular in

December

Cheapest in

April

Average price

$1,372
From Colorado to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($121 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Colorado to Kolkata

Cheapest flights from Colorado to Kolkata
Explore the most affordable flight options available from Colorado to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This Etihad Airways deal was found by Cheapflights users on 7/23. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:16 amDEN - CCU
2 stops25h 49mMultiple Airlines
Sat 10/119:30 pmCCU - DEN
2 stops37h 04mMultiple Airlines
Deal found 7/23$1,110
This Indian Eagle deal was found by Cheapflights users on 7/23. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:32 amDEN - CCU
2 stops28h 18mQatar Airways
Fri 10/103:50 amCCU - DEN
2 stops27h 19mQatar Airways
Deal found 7/23$1,153
This oojo deal was found by Cheapflights users on 7/24. 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.
Sat 11/2211:35 pmDEN - CCU
2 stops33h 30mAir India
Mon 12/18:55 pmCCU - DEN
2 stops37h 39mAir India
Deal found 7/24$1,268
This Lufthansa deal was found by Cheapflights users on 7/22. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/75:59 pmDEN - CCU
2 stops51h 31mLufthansa
Sat 10/119:20 pmCCU - DEN
2 stops32h 50mLufthansa
Deal found 7/22$1,661
This Singapore Airlines deal was found by Cheapflights users on 7/23. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:00 amDEN - CCU
3 stops50h 45mSingapore Airlines
Sat 10/1111:30 pmCCU - DEN
2 stops55h 40mSingapore Airlines
Deal found 7/23$1,954
This Ovago deal was found by Cheapflights users on 7/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:35 pmDEN - CCU
2 stops32h 05mBritish Airways
Fri 10/102:00 amCCU - DEN
3 stops53h 57mBritish Airways
Deal found 7/23$1,958

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 July 25, 2025.
Use the filters below to find and compare flights from Colorado to Kolkata that are best for you.

Fly from

Colorado

Fly to

Kolkata

Route

Depart

Return

Price

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 9/25

7:16 am-8:35 pm

2 stops25h 49m

Kolkata Netaji S. Chandra

Sat 10/11

9:30 pm-11:04 pm

2 stops37h 04m

$1,110

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 9/25

10:32 am-2:20 am

2 stops28h 18m

Kolkata Netaji S. Chandra

Fri 10/10

3:50 am-7:39 pm

2 stops27h 19m

$1,153

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Tue 10/7

5:59 pm-9:00 am

2 stops51h 31m

Kolkata Netaji S. Chandra

Sat 10/11

9:20 pm-6:40 pm

2 stops32h 50m

$1,661

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Tue 10/7

8:00 am-10:15 pm

3 stops50h 45m

Kolkata Netaji S. Chandra

Sat 10/11

11:30 pm-7:40 pm

2 stops55h 40m

$1,954

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 9/25

6:35 pm-2:10 pm

2 stops32h 05m

Kolkata Netaji S. Chandra

Fri 10/10

2:00 am-8:27 pm

3 stops53h 57m

$1,958

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 8/18

11:54 pm-4:50 pm

2 stops29h 26m

Kolkata Netaji S. Chandra

Fri 8/29

7:25 pm-10:59 pm

2 stops39h 04m

$5,083

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Best time to book a flight from Colorado to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Colorado 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 Colorado to Kolkata

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Kolkata (average of $971). Flying from Colorado to Kolkata in December is currently the most expensive (average of $1,647). 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.

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

Find hourly flight availability from Colorado 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 July 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Kolkata as you normally would.

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 July 25, 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Qatar Airways, and Lufthansa from Colorado to Kolkata to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,331 reviews

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,331 reviews
Singapore Airlines
8.1
Very good
1,331 reviews

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,611 reviews
Singapore Airlines
8.1
Very good
1,331 reviews

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Lufthansa
6.8
Okay
7,253 reviews
Singapore Airlines
8.1
Very good
1,331 reviews

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
British Airways
6.6
Okay
7,189 reviews
Singapore Airlines
8.1
Very good
1,331 reviews

Entertainment

8.0

Boarding

8.2

Food

7.7

Comfort

7.9

Overall

8.1

Crew

8.6

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

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

  • What airport do you fly into for flights to Kolkata from Colorado?

    For a flight from Colorado to Kolkata, you will be flying into Netaji S. Chandra. Kolkata Netaji S. Chandra (CCU) is just 8.3 mi from the center of the city.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Kolkata?

    Currently, September is the cheapest month in which you can book a flight from Colorado to Kolkata (average of $971). Flying from Colorado to Kolkata in December is currently the most expensive (average of $1,647). 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.

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Alternative routes for Colorado to Kolkata

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Top 3 airlines flying from Colorado to Kolkata

Discover the top 3 airlines that operate flights from Colorado 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 July 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$873Average$1,290FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,133Average$1,363FlexibilityNo cancel feeOn-time68%
LufthansaCheapest$1,322Average$1,452FlexibilityNo cancel feeOn-time76%

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