$590+ Cheap flights from Denver (DEN) to Kolkata (CCU)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — CCU
Sep 5 — Sep 121
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
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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 August 6, 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 August 6, 2026.
This Etihad Airways deal was found by Cheapflights users on 8/2. 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.
Tue 9/111:54 pm -
2 stops39h 31m
Mon 9/283:50 am -
2 stops28h 15m
Deal found 8/2![Multiple Airlines logo]()
$1,031
This Etihad Airways deal was found by Cheapflights users on 8/4. 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 8/286:56 am -
2 stops32h 29m
Fri 9/49:30 pm -
2 stops37h 59m
Deal found 8/4![Multiple Airlines logo]()
$1,171
This Indian Eagle deal was found by Cheapflights users on 8/4. 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.
Tue 10/1311:58 am -
2 stops27h 02m
Mon 10/263:25 am -
2 stops30h 00m
Deal found 8/4![Qatar Airways logo]()
$1,178
This Qatar Airways deal was found by Cheapflights users on 8/5. 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 9/177:00 am -
2 stops32h 00m
Mon 9/214:00 am -
2 stops27h 08m
Deal found 8/5![Qatar Airways logo]()
$1,218
This oojo deal was found by Cheapflights users on 8/4. 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 10/107:18 am -
2 stops31h 42m
Sun 10/253:25 am -
2 stops29h 39m
Deal found 8/4![Qatar Airways logo]()
$1,240
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:28 pm -
2 stops24h 32m
Sun 10/253:25 am -
2 stops32h 41m
Deal found 8/4![Qatar Airways logo]()
$1,249
This Qatar Airways deal was found by Cheapflights users on 8/4. 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 9/231:05 pm -
2 stops25h 55m
Sun 9/274:00 am -
2 stops29h 12m
Deal found 8/4![Qatar Airways logo]()
$1,258
This Mytrip deal was found by Cheapflights users on 8/4. 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.
Tue 10/134:40 pm -
3 stops28h 00m
Tue 10/274:35 pm -
2 stops31h 33m
Deal found 8/4![Multiple Airlines logo]()
$1,724
This Expedia deal was found by Cheapflights users on 8/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:30 pm -
2 stops31h 45m
Sun 1/249:30 pm -
2 stops32h 25m
Deal found 8/2![Turkish Airlines logo]()
$2,039
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 August 6, 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 August 6, 2026.
This Etihad Airways deal was found by Cheapflights users on 8/4. 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 8/286:56 am -
2 stops32h 29m
Fri 9/49:30 pm -
2 stops37h 59m
Deal found 8/4![Multiple Airlines logo]()
$1,171
This Qatar Airways deal was found by Cheapflights users on 8/5. 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 9/177:00 am -
2 stops32h 00m
Mon 9/214:00 am -
2 stops27h 08m
Deal found 8/5![Qatar Airways logo]()
$1,218
This Expedia deal was found by Cheapflights users on 8/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:30 pm -
2 stops31h 45m
Sun 1/249:30 pm -
2 stops32h 25m
Deal found 8/3![Turkish Airlines logo]()
$2,039
This oojo deal was found by Cheapflights users on 8/4. 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 10/107:18 am -
2 stops31h 42m
Sun 10/253:25 am -
2 stops29h 39m
Deal found 8/4![Qatar Airways logo]()
$1,240
This Qatar Airways deal was found by Cheapflights users on 8/4. 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 9/231:05 pm -
2 stops25h 55m
Sun 9/274:00 am -
2 stops29h 12m
Deal found 8/4![Qatar Airways logo]()
$1,258
This Singapore Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 1/1411:35 am -
3 stops46h 20m
Sun 2/1411:40 pm -
3 stops59h 49m
Deal found 8/3![Multiple Airlines logo]()
$1,506
This Mytrip deal was found by Cheapflights users on 8/4. 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.
Sat 10/109:18 am -
3 stops29h 42m
Sun 10/251:55 am -
2 stops22h 13m
Deal found 8/4![Multiple Airlines logo]()
$2,112
Last-minute flights from Denver to KolkataDiscover last-minute flight deals from Denver to Kolkata. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Kolkata. Data last updated August 6, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 8/4. 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 8/286:56 am -
2 stops32h 29m
Fri 9/49:30 pm -
2 stops37h 59m
Deal found 8/4![Multiple Airlines logo]()
$1,171
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:45 pm -
2 stops41h 20m
Fri 9/411:30 pm -
3 stops31h 39m
Deal found 8/4![Singapore Airlines logo]()
$2,493
This Etihad Airways deal was found by Cheapflights users on 8/2. 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.
Tue 9/111:54 pm -
2 stops39h 31m
Mon 9/283:50 am -
2 stops28h 15m
Deal found 8/2![Multiple Airlines logo]()
$1,031
This Qatar Airways deal was found by Cheapflights users on 8/5. 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 9/177:00 am -
2 stops32h 00m
Mon 9/214:00 am -
2 stops27h 08m
Deal found 8/5![Qatar Airways logo]()
$1,218
This Qatar Airways deal was found by Cheapflights users on 8/4. 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 9/231:05 pm -
2 stops25h 55m
Sun 9/274:00 am -
2 stops29h 12m
Deal found 8/4![Qatar Airways logo]()
$1,258
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 August 6, 2026.
Search for one-way flight options from Denver to Kolkata. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Mon 8/3110:39 pm -
3 stops38h 01m
Deal found 8/2![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 10/276:25 am -
3 stops41h 15m
Deal found 8/4![Multiple Airlines logo]()
$627
This FlightHub deal was found by Cheapflights users on 8/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:28 pm -
2 stops24h 32m
Deal found 8/5![Qatar Airways logo]()
$635
This FlightHub deal was found by Cheapflights users on 8/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:00 am -
2 stops32h 00m
Deal found 8/5![Qatar Airways logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Sat 10/310:44 pm -
3 stops43h 41m
Deal found 8/4![Multiple Airlines logo]()
$641
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Mon 10/58:55 pm -
3 stops49h 15m
Deal found 8/5![Multiple Airlines logo]()
$656
This Indian Eagle deal was found by Cheapflights users on 8/4. 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.
Sat 10/31:05 pm -
2 stops25h 55m
Deal found 8/4![Qatar Airways logo]()
$667
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Sun 10/2512:07 pm -
2 stops26h 18m
Deal found 8/4![Multiple Airlines logo]()
$669
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sun 10/47:10 pm -
3 stops48h 20m
Deal found 8/5![Multiple Airlines logo]()
$671
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 10/910:30 am -
3 stops35h 40m
Deal found 8/2![Multiple Airlines logo]()
$698
This Indian Eagle deal was found by Cheapflights users on 8/2. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:17 pm -
2 stops26h 43m
Deal found 8/2![Qatar Airways logo]()
$746
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 August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,031 (Etihad Airways) |
One-way from | $590 (FlightHub) |
Popular in | December |
Cheapest in | October |
Average price | $1,225 |
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 August 6, 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
Fri 8/28
6:56 am-2:55 am
2 stops32h 29m
Kolkata Netaji S. Chandra
Fri 9/4
9:30 pm-11:59 pm
2 stops37h 59m
$1,171
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Thu 9/17
7:00 am-2:30 am
2 stops32h 00m
Kolkata Netaji S. Chandra
Mon 9/21
4:00 am-7:38 pm
2 stops27h 08m
$1,218
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Sat 10/10
7:18 am-2:30 am
2 stops31h 42m
Kolkata Netaji S. Chandra
Sun 10/25
3:25 am-9:34 pm
2 stops29h 39m
$1,240
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Wed 9/23
1:05 pm-2:30 am
2 stops25h 55m
Kolkata Netaji S. Chandra
Sun 9/27
4:00 am-9:42 pm
2 stops29h 12m
$1,258
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Thu 1/14
11:35 am-10:25 pm
3 stops46h 20m
Kolkata Netaji S. Chandra
Sun 2/14
11:40 pm-10:59 pm
3 stops59h 49m
$1,506
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Fri 12/18
7:30 pm-3:45 pm
2 stops31h 45m
Kolkata Netaji S. Chandra
Sun 1/24
9:30 pm-5:25 pm
2 stops32h 25m
$2,039
Quickest round-trip
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Sat 10/10
9:18 am-2:30 am
3 stops29h 42m
Kolkata Netaji S. Chandra
Sun 10/25
1:55 am-12:38 pm
2 stops22h 13m
$2,112
Cheapest one-way
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Mon 8/31
11:54 pm-11:50 am
2 stops48h 26m
$590
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Tue 10/27
6:25 am-11:10 am
3 stops41h 15m
$627
DenverKolkata
DEN Denver Intl - CCU Kolkata Netaji S. Chandra
DENCCU
Denver Intl
Sat 10/3
10:44 pm-5:55 am
3 stops43h 41m
$641
Showing 1-10 of 18 resultsSorted 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 August.
| 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 |
- 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.
Cheapflights Insights
Everything you need to know about your flight from Denver to Kolkata
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 August 6, 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
Boarding
7.5
Crew
7.9
Overall
7.4
Food
7.3
Comfort
7.3
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Entertainment
7.3
Boarding
7.5
Crew
7.9
Overall
7.4
Food
7.3
Comfort
7.3
Reviews
1 / 20
4.0
OkayJanak,Oct 2023
DOH - AMD
Entertainment
7.3
Boarding
7.5
Crew
7.9
Overall
7.4
Food
7.3
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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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 August 6, 2026.
Denver and Kolkata flights
Browse other Denver and Kolkata flight options. Last updated on August 6, 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 August 6, 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 2,558,603 searches. Data last updated August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,138 | Average$1,316 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,276 | Average$1,382 | FlexibilityNo cancel fee | On-time76% |