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Cheap flights from Colorado to Kolkata from ₹ 99,573

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colorado to Kolkata

Enter your travel dates to find the best prices.

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 24 July 2026.

Fri 4/914:04
DEN
-
CCU
2 stops25h 21m
Multiple Airlines
Fri 11/921:30
CCU
-
DEN
2 stops34h 35m
Multiple Airlines
Deal found 23/7₹ 99,573
Wed 2/909:54
DEN
-
CCU
2 stops29h 06m
Qatar Airways
Sun 1/1103:25
CCU
-
DEN
2 stops28h 57m
Qatar Airways
Deal found 23/7₹ 111,561
Wed 2/913:45
DEN
-
CCU
2 stops25h 15m
Qatar Airways
Mon 2/1103:25
CCU
-
DEN
2 stops28h 57m
Qatar Airways
Deal found 23/7₹ 112,238
Mon 31/812:50
DEN
-
CCU
2 stops26h 10m
Qatar Airways
Sun 1/1103:25
CCU
-
DEN
2 stops32h 03m
Qatar Airways
Deal found 23/7₹ 113,108
Mon 31/823:54
DEN
-
CCU
2 stops32h 56m
Multiple Airlines
Sun 1/1119:05
CCU
-
DEN
2 stops31h 59m
Multiple Airlines
Deal found 23/7₹ 114,074
Mon 24/823:55
DEN
-
CCU
2 stops33h 05m
Multiple Airlines
Fri 28/803:50
CCU
-
DEN
2 stops30h 38m
Multiple Airlines
Deal found 22/7₹ 114,268
Mon 5/1012:25
DEN
-
CCU
2 stops26h 35m
Qatar Airways
Fri 23/1004:00
CCU
-
DEN
2 stops28h 16m
Qatar Airways
Deal found 20/7₹ 114,364
Wed 2/913:45
DEN
-
CCU
2 stops25h 15m
Qatar Airways
Fri 30/1003:25
CCU
-
DEN
2 stops29h 46m
Qatar Airways
Deal found 23/7₹ 115,331
Mon 7/909:05
DEN
-
CCU
2 stops29h 55m
Multiple Airlines
Mon 14/904:00
CCU
-
DEN
2 stops27h 08m
Multiple Airlines
Deal found 24/7₹ 115,911
Mon 31/812:50
DEN
-
CCU
2 stops26h 10m
Qatar Airways
Fri 30/1003:25
CCU
-
DEN
2 stops29h 46m
Qatar Airways
Deal found 23/7₹ 116,878
Tue 1/914:04
DEN
-
CCU
2 stops24h 56m
Qatar Airways
Wed 28/1003:25
CCU
-
DEN
2 stops28h 51m
Qatar Airways
Deal found 23/7₹ 117,458
Mon 31/823:54
DEN
-
CCU
2 stops39h 06m
Qatar Airways
Thu 29/1003:25
CCU
-
DEN
2 stops27h 15m
Qatar Airways
Deal found 23/7₹ 117,651

Find flight deals from Colorado to Kolkata

Keep the following information in mind while searching for Colorado to Kolkata flight deals. Data was last updated 24 July 2026.

Round-trip from

₹ 99,573

Popular in

December

Cheapest in

October

Average price

₹ 124,999
4/9-11/9
  • 4/9-11/9
  • 4 total stops
  • 59h 56m total
  • Colorado to Kolkata
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (₹ 2,907,349 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 801,908 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 454,620 searches. Data last updated 24 July 2026.
Use the filters below to find and compare flights from Colorado to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Fri 4/9

14:04-02:55

2 stops25h 21m

Kolkata Netaji S. Chandra

Fri 11/9

21:30-20:35

2 stops34h 35m

₹ 99,573

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 6/9

14:21-02:55

2 stops25h 04m

Kolkata Netaji S. Chandra

Sun 13/9

21:30-14:18

2 stops28h 18m

₹ 99,573

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 5/10

12:25-02:30

2 stops26h 35m

Kolkata Netaji S. Chandra

Fri 23/10

04:00-20:46

2 stops28h 16m

₹ 114,364
Fastest return journey

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 24/9

13:05-02:30

2 stops25h 55m

Kolkata Netaji S. Chandra

Mon 28/9

04:00-19:46

2 stops27h 16m

₹ 117,748

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Tue 1/9

12:25-02:30

2 stops26h 35m

Kolkata Netaji S. Chandra

Tue 3/11

03:25-19:52

2 stops28h 57m

₹ 117,748

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Thu 3/9

07:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Sun 1/11

03:25-22:20

2 stops31h 25m

₹ 117,748

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Sun 30/8

07:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Tue 3/11

03:25-00:26

2 stops33h 31m

₹ 117,748

DenverKolkata

DEN - CCU

DENCCU

Denver Intl

Mon 24/8

23:55-20:30

2 stops33h 05m

Kolkata Netaji S. Chandra

Fri 28/8

03:50-23:59

2 stops31h 39m

₹ 118,521

Flights are sorted by cheapest return flights first.

Deals found on 21/7

Sorted by cheapest first

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 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 Colorado to Kolkata

How much does it cost for a return flight from Colorado to Kolkata?

Airfare is below average for this route at the moment.
Colorado to Kolkata flights typically cost between ₹ 118,376 and ₹ 122,050 in September.
The cheapest return price found within the last 5 days was ₹ 99,573 on Multiple Airlines (4 Sept–11 Sept).

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?

    Kolkata Netaji S. Chandra (CCU), located 13.4 km from the city centre, is the airport you fly into when you book flights from Colorado to Kolkata.

  • How long is the flight from Colorado to Kolkata?

    A quick flight from Colorado to Kolkata can take about 26h 35m. Qatar Airways provides one of the quickest options available for as low as ₹ 114,364. The distance between Colorado and Kolkata is about 12923 km.

  • 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 holiday 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.

See more FAQs

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Alternative routes for Colorado to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
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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 Colorado to Kolkata?

Deals for Colorado to Kolkata flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Colorado to Kolkata for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Kolkata from Colorado shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Colorado to Kolkata and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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