$646+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
Nov 3 — Nov 101
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Kolkata with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Kolkata
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Best
Last-minute
One-way
Cheapest flights from Denver to KolkataExplore 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 October 4, 2026.
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 October 4, 2026.
This Qatar Airways deal was found by Cheapflights users on 9/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:30 pm -
2 stops45h 55m
Thu 11/193:25 am -
2 stops32h 09m
Deal found 9/29![Qatar Airways logo]()
$1,317
This American Airlines deal was found by Cheapflights users on 9/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:33 am -
2 stops29h 52m
Wed 12/23:25 am -
2 stops32h 55m
Deal found 9/29![Multiple Airlines logo]()
$1,362
This oojo deal was found by Cheapflights users on 10/1. 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.
Mon 10/123:15 pm -
2 stops38h 10m
Tue 11/35:35 pm -
2 stops33h 31m
Deal found 10/1![Air India logo]()
$1,363
This oojo deal was found by Cheapflights users on 9/29. 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.
Mon 10/129:03 am -
2 stops29h 37m
Mon 11/23:25 am -
2 stops47h 41m
Deal found 9/29![Qatar Airways logo]()
$1,367
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:30 pm -
2 stops28h 40m
Sat 1/99:30 pm -
2 stops32h 25m
Deal found 9/29![Turkish Airlines logo]()
$1,452
This Expedia deal was found by Cheapflights users on 9/29. 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 11/129:11 am -
2 stops28h 14m
Wed 11/253:25 am -
2 stops32h 13m
Deal found 9/29![Multiple Airlines logo]()
$1,530
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Fri 11/133:40 pm -
3 stops35h 00m
Fri 11/2012:40 pm -
3 stops38h 57m
Deal found 9/29![Multiple Airlines logo]()
$1,539
Best flights from Denver to KolkataDiscover carefully curated flight deals from Denver to Kolkata that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Denver to Kolkata that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This Qatar Airways deal was found by Cheapflights users on 10/3. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/38:00 am -
2 stops29h 25m
Sat 3/63:25 am -
2 stops31h 16m
Deal found 10/3![Qatar Airways logo]()
$1,306
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:30 pm -
2 stops28h 40m
Sat 1/99:30 pm -
2 stops32h 25m
Deal found 9/29![Turkish Airlines logo]()
$1,452
This Singapore Airlines deal was found by Cheapflights users on 10/3. 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.
Wed 3/37:47 am -
3 stops50h 13m
Sun 3/711:40 pm -
2 stops54h 40m
Deal found 10/3![Singapore Airlines logo]()
$1,787
This Qatar Airways deal was found by Cheapflights users on 9/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:30 pm -
2 stops45h 55m
Thu 11/193:25 am -
2 stops32h 09m
Deal found 9/29![Qatar Airways logo]()
$1,317
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:30 pm -
2 stops26h 40m
Wed 1/139:30 pm -
2 stops56h 25m
Deal found 9/29![Turkish Airlines logo]()
$1,667
This Turkish Airlines deal was found by Cheapflights users on 9/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:30 pm -
2 stops28h 40m
Sat 1/99:30 pm -
2 stops32h 25m
Deal found 9/29![Turkish Airlines logo]()
$1,767
Last-minute flights from Denver to KolkataDiscover last-minute flight deals from Denver to Kolkata. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Kolkata. Data last updated October 4, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 10/1. 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.
Mon 10/123:15 pm -
2 stops38h 10m
Tue 11/35:35 pm -
2 stops33h 31m
Deal found 10/1![Air India logo]()
$1,363
This oojo deal was found by Cheapflights users on 9/29. 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.
Mon 10/129:03 am -
2 stops29h 37m
Mon 11/23:25 am -
2 stops47h 41m
Deal found 9/29![Qatar Airways logo]()
$1,367
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:15 pm -
2 stops26h 10m
Sat 11/283:25 am -
2 stops32h 47m
Deal found 9/30![Multiple Airlines logo]()
$1,628
This Expedia deal was found by Cheapflights users on 9/29. 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 11/129:11 am -
2 stops28h 14m
Wed 11/253:25 am -
2 stops32h 13m
Deal found 9/29![Multiple Airlines logo]()
$1,530
This Qatar Airways deal was found by Cheapflights users on 9/29. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:30 pm -
2 stops45h 55m
Thu 11/193:25 am -
2 stops32h 09m
Deal found 9/29![Qatar Airways logo]()
$1,317
This Mytrip deal was found by Cheapflights users on 9/29. 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.
Fri 11/133:40 pm -
3 stops35h 00m
Fri 11/2012:40 pm -
3 stops38h 57m
Deal found 9/29![Multiple Airlines logo]()
$1,539
This American Airlines deal was found by Cheapflights users on 9/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:33 am -
2 stops29h 52m
Wed 12/23:25 am -
2 stops32h 55m
Deal found 9/29![Multiple Airlines logo]()
$1,362
One-way flights from Denver to KolkataSearch for one-way flight options from Denver to Kolkata. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
Search for one-way flight options from Denver to Kolkata. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:54 pm -
3 stops52h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$646
This Etihad Airways deal was found by Cheapflights users on 10/2. 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.
Sun 10/186:46 am -
2 stops32h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$663
Find 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 October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,306 (Qatar Airways) |
One-way from | $646 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $1,219 |
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 7,457,451 searches. Data last updated October 4, 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
Cheapest round-trip
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Tue 11/17
12:54 pm-6:10 am
3 stops52h 46m
Kolkata Netaji S. Chandra
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$646
Quickest round-trip
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Sun 10/18
6:46 am-2:55 am
2 stops32h 39m
Kolkata Netaji S. Chandra
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$663
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Wed 3/3
8:00 am-1:55 am
2 stops29h 25m
Kolkata Netaji S. Chandra
Sat 3/6
3:25 am-10:11 pm
2 stops31h 16m
$1,306
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 11/13
3:30 pm-1:55 am
2 stops45h 55m
Kolkata Netaji S. Chandra
Thu 11/19
3:25 am-11:04 pm
2 stops32h 09m
$1,317
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Mon 12/7
7:30 pm-12:40 pm
2 stops28h 40m
Kolkata Netaji S. Chandra
Sat 1/9
9:30 pm-5:25 pm
2 stops32h 25m
$1,452
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Sun 12/6
7:30 pm-10:40 am
2 stops26h 40m
Kolkata Netaji S. Chandra
Wed 1/13
9:30 pm-5:25 pm
2 stops56h 25m
$1,667
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 12/4
7:30 pm-12:40 pm
2 stops28h 40m
Kolkata Netaji S. Chandra
Sat 1/9
9:30 pm-5:25 pm
2 stops32h 25m
$1,767
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Wed 3/3
7:47 am-10:30 pm
3 stops50h 13m
Kolkata Netaji S. Chandra
Sun 3/7
11:40 pm-5:50 pm
2 stops54h 40m
$1,787
Sorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Kolkata flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Kolkata flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
DEN-CCU
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.
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 October 4, 2026.
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.
Comfort
7.3
Boarding
7.5
Entertainment
7.3
Food
7.3
Crew
7.9
Overall
7.4
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Comfort
7.3
Boarding
7.5
Entertainment
7.3
Food
7.3
Crew
7.9
Overall
7.4
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Comfort
7.3
Boarding
7.5
Entertainment
7.3
Food
7.3
Crew
7.9
Overall
7.4
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
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.
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Other flights to Kolkata
Explore flights to Kolkata departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 4, 2026.
Denver and Kolkata flights
Browse other Denver and Kolkata flight options. Last updated on October 4, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on October 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,137 | Average$1,356 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,276 | Average$1,382 | FlexibilityNo cancel fee | On-time76% |