$794+ 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
Oct 12 — Oct 191
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 September 12, 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 September 12, 2026.
This Etihad Airways deal was found by Cheapflights users on 9/7. 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.
Fri 9/118:18 am -
2 stops31h 12m
Fri 9/259:30 pm -
2 stops38h 17m
Deal found 9/7![Multiple Airlines logo]()
$1,164
This oojo deal was found by Cheapflights users on 9/10. 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.
Thu 10/153:15 pm -
2 stops47h 25m
Wed 10/283:25 am -
2 stops32h 41m
Deal found 9/10![Qatar Airways logo]()
$1,215
This Qatar Airways deal was found by Cheapflights users on 9/9. 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.
Thu 9/171:17 pm -
2 stops25h 43m
Mon 9/214:00 am -
2 stops27h 08m
Deal found 9/9![Qatar Airways logo]()
$1,218
This oojo deal was found by Cheapflights users on 9/9. 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.
Fri 10/163:15 pm -
2 stops47h 25m
Thu 10/293:25 am -
2 stops32h 41m
Deal found 9/9![Qatar Airways logo]()
$1,230
This Qatar Airways deal was found by Cheapflights users on 9/6. 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 9/181:17 pm -
2 stops25h 43m
Mon 9/214:00 am -
2 stops31h 47m
Deal found 9/6![Qatar Airways logo]()
$1,258
This oojo deal was found by Cheapflights users on 9/9. 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 10/126:43 pm -
2 stops43h 57m
Mon 11/23:25 am -
2 stops28h 58m
Deal found 9/9![Qatar Airways logo]()
$1,276
This oojo deal was found by Cheapflights users on 9/9. 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 10/259:03 am -
2 stops29h 22m
Sat 10/313:25 am -
2 stops31h 59m
Deal found 9/9![Qatar Airways logo]()
$1,378
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 September 12, 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 September 12, 2026.
This oojo deal was found by Cheapflights users on 9/9. 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.
Fri 10/163:15 pm -
2 stops47h 25m
Thu 10/293:25 am -
2 stops32h 41m
Deal found 9/9![Qatar Airways logo]()
$1,230
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/209:03 am -
2 stops28h 22m
Sat 1/23:25 am -
2 stops30h 29m
Deal found 9/7![Multiple Airlines logo]()
$1,949
This oojo deal was found by Cheapflights users on 9/9. 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 10/126:43 pm -
2 stops43h 57m
Mon 11/23:25 am -
2 stops28h 58m
Deal found 9/9![Qatar Airways logo]()
$1,276
This Singapore Airlines deal was found by Cheapflights users on 9/7. 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.
Mon 10/128:00 am -
3 stops51h 05m
Tue 11/311:20 pm -
2 stops55h 06m
Deal found 9/7![Singapore Airlines logo]()
$2,886
This oojo deal was found by Cheapflights users on 9/7. 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.
Thu 10/153:15 pm -
2 stops47h 25m
Wed 10/283:25 am -
2 stops30h 41m
Deal found 9/7![Qatar Airways logo]()
$1,424
This Singapore Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/167:10 pm -
2 stops39h 55m
Fri 10/3011:40 pm -
3 stops33h 42m
Deal found 9/9![Multiple Airlines logo]()
$2,347
This Singapore Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 10/128:00 am -
3 stops51h 05m
Tue 11/311:20 pm -
3 stops37h 03m
Deal found 9/8![Multiple Airlines logo]()
$3,239
Last-minute flights from Denver to KolkataDiscover last-minute flight deals from Denver to Kolkata. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Kolkata. Data last updated September 12, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 9/7. 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.
Fri 9/118:18 am -
2 stops31h 12m
Fri 9/259:30 pm -
2 stops38h 17m
Deal found 9/7![Multiple Airlines logo]()
$1,164
This Qatar Airways deal was found by Cheapflights users on 9/9. 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.
Thu 9/171:17 pm -
2 stops25h 43m
Mon 9/214:00 am -
2 stops27h 08m
Deal found 9/9![Qatar Airways logo]()
$1,218
This Qatar Airways deal was found by Cheapflights users on 9/6. 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 9/181:17 pm -
2 stops25h 43m
Mon 9/214:00 am -
2 stops31h 47m
Deal found 9/6![Qatar Airways logo]()
$1,258
This oojo deal was found by Cheapflights users on 9/9. 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 10/126:43 pm -
2 stops43h 57m
Mon 11/23:25 am -
2 stops28h 58m
Deal found 9/9![Qatar Airways logo]()
$1,276
This oojo deal was found by Cheapflights users on 9/10. 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.
Thu 10/153:15 pm -
2 stops47h 25m
Wed 10/283:25 am -
2 stops32h 41m
Deal found 9/10![Qatar Airways logo]()
$1,215
This oojo deal was found by Cheapflights users on 9/9. 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.
Fri 10/163:15 pm -
2 stops47h 25m
Thu 10/293:25 am -
2 stops32h 41m
Deal found 9/9![Qatar Airways logo]()
$1,230
This oojo deal was found by Cheapflights users on 9/9. 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 10/259:03 am -
2 stops29h 22m
Sat 10/313:25 am -
2 stops31h 59m
Deal found 9/9![Qatar Airways logo]()
$1,378
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 September 12, 2026.
Search for one-way flight options from Denver to Kolkata. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 11/2010:29 pm -
3 stops45h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$794
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,215 (oojo) |
One-way from | $794 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $1,297 |
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 September 12, 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
Quickest round-trip
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 11/20
10:29 pm-8:30 am
3 stops45h 31m
Kolkata Netaji S. Chandra
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$794
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 10/16
3:15 pm-2:10 am
2 stops47h 25m
Kolkata Netaji S. Chandra
Thu 10/29
3:25 am-12:36 am
2 stops32h 41m
$1,230
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Mon 10/12
6:43 pm-2:10 am
2 stops43h 57m
Kolkata Netaji S. Chandra
Mon 11/2
3:25 am-7:53 pm
2 stops28h 58m
$1,276
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Thu 10/15
3:15 pm-2:10 am
2 stops47h 25m
Kolkata Netaji S. Chandra
Wed 10/28
3:25 am-10:36 pm
2 stops30h 41m
$1,424
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 11/20
9:03 am-1:55 am
2 stops28h 22m
Kolkata Netaji S. Chandra
Sat 1/2
3:25 am-9:24 pm
2 stops30h 29m
$1,949
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 10/16
7:10 pm-10:35 pm
2 stops39h 55m
Kolkata Netaji S. Chandra
Fri 10/30
11:40 pm-9:52 pm
3 stops33h 42m
$2,347
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Mon 10/12
8:00 am-10:35 pm
3 stops51h 05m
Kolkata Netaji S. Chandra
Tue 11/3
11:20 pm-5:56 pm
2 stops55h 06m
$2,886
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Mon 10/12
8:00 am-10:35 pm
3 stops51h 05m
Kolkata Netaji S. Chandra
Tue 11/3
11:20 pm-11:53 pm
3 stops37h 03m
$3,239
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 September.
| 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 September 12, 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.
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Comfort
7.3
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Comfort
7.3
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Comfort
7.3
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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Find flights from Denver to Kolkata, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 September 12, 2026.
Denver and Kolkata flights
Browse other Denver and Kolkata flight options. Last updated on September 12, 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 September 12, 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 September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,138 | Average$1,297 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,276 | Average$1,382 | FlexibilityNo cancel fee | On-time76% |