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Tallinn

$265+ Cheap flights from Denver (DEN) to Tallinn (TLL)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — TLL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Denver to Tallinn

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Tallinn (TLL). 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 17, 2025.

Round-trip from

$497
(Scandinavian Airlines)

One-way from

$265
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$874
From Denver Intl to Tallinn
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One-way flight from Denver Intl to Tallinn
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Highest demand for flights based on searches. 50% potential increase in price ($1,271 potential increase over avg. RT price).
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Cheapest flight prices on average. 58% potential price decrease ($460 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Denver to Tallinn

Cheapest flights from Denver to Tallinn
Explore the most affordable flight options available from Denver to Tallinn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 9/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:25 amDEN - TLL
2 stops23h 45mScandinavian Airlines
Tue 11/411:00 amTLL - DEN
2 stops19h 41mScandinavian Airlines
Deal found 9/16$497
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/159:17 amDEN - TLL
2 stops21h 53mAmerican Airlines
Wed 10/226:00 amTLL - DEN
2 stops22h 26mAmerican Airlines
Deal found 9/17$563
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/194:15 pmDEN - TLL
1 stop17h 10mLufthansa
Tue 11/46:15 amTLL - DEN
1 stop18h 45mLufthansa
Deal found 9/16$589
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Sun 10/191:25 pmDEN - TLL
2 stops25h 55mMultiple Airlines
Tue 11/46:15 amTLL - DEN
1 stop18h 45mMultiple Airlines
Deal found 9/16$594
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1911:15 amDEN - TLL
2 stops23h 40mAir Canada
Tue 11/47:25 amTLL - DEN
3 stops23h 24mAir Canada
Deal found 9/16$640
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:45 pmDEN - TLL
1 stop14h 15mLufthansa
Thu 11/66:20 amTLL - DEN
1 stop18h 40mLufthansa
Deal found 9/15$645
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:45 pmDEN - TLL
1 stop21h 05mMultiple Airlines
Thu 11/66:20 amTLL - DEN
2 stops37h 03mMultiple Airlines
Deal found 9/15$648
This Finnair deal was found by Cheapflights users on 9/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:40 pmDEN - TLL
2 stops19h 05mFinnair
Thu 11/63:40 pmTLL - DEN
2 stops32h 50mFinnair
Deal found 9/15$655
This Expedia deal was found by Cheapflights users on 9/17. 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.
Wed 10/154:15 pmDEN - TLL
2 stops16h 45mLufthansa
Wed 10/226:50 pmTLL - DEN
1 stop29h 45mLufthansa
Deal found 9/17$673
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:38 pmDEN - TLL
2 stops46h 12mUnited Airlines
Sat 11/85:55 pmTLL - DEN
2 stops35h 00mUnited Airlines
Deal found 9/17$685

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Tallinn 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 September 17, 2025.
Use the filters below to find and compare flights from Denver to Tallinn that are best for you.

Fly from

Denver

Fly to

Tallinn

Route

Depart

Return

Price

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Sun 10/19

6:25 am-3:10 pm

2 stops23h 45m

Tallinn

Tue 11/4

11:00 am-9:41 pm

2 stops19h 41m

$497

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Wed 10/15

9:17 am-4:10 pm

2 stops21h 53m

Tallinn

Wed 10/22

6:00 am-7:26 pm

2 stops22h 26m

$563

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Sun 10/19

4:15 pm-6:25 pm

1 stop17h 10m

Tallinn

Tue 11/4

6:15 am-4:00 pm

1 stop18h 45m

$589

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Sun 10/19

1:25 pm-12:20 am

2 stops25h 55m

Tallinn

Tue 11/4

6:15 am-4:00 pm

1 stop18h 45m

$594

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Sun 10/19

11:15 am-7:55 pm

2 stops23h 40m

Tallinn

Tue 11/4

7:25 am-9:49 pm

3 stops23h 24m

$640

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Thu 10/30

6:45 pm-5:00 pm

1 stop14h 15m

Tallinn

Thu 11/6

6:20 am-4:00 pm

1 stop18h 40m

$645

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Thu 10/30

6:45 pm-11:50 pm

1 stop21h 05m

Tallinn

Thu 11/6

6:20 am-10:23 am

2 stops37h 03m

$648

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Thu 10/30

12:40 pm-3:45 pm

2 stops19h 05m

Tallinn

Thu 11/6

3:40 pm-3:30 pm

2 stops32h 50m

$655

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Wed 10/15

4:15 pm-6:00 pm

2 stops16h 45m

Tallinn

Wed 10/22

6:50 pm-3:35 pm

1 stop29h 45m

$673

DenverTallinn

DEN - TLL

DENTLL

Denver Intl

Sat 11/1

5:38 pm-11:50 pm

2 stops46h 12m

Tallinn

Sat 11/8

5:55 pm-1:40 pm

1 stop28h 45m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 12 results
1
2

Best time to book a flight from Denver to Tallinn

Have a flexible travel schedule? Discover the best time to fly to Tallinn from Denver 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 Denver to Tallinn

What is the cheapest month to book a flight from Denver to Tallinn?

Currently, November is the cheapest month in which you can book a flight from Denver to Tallinn (average of $550). Flying from Denver to Tallinn in June is currently the most expensive (average of $974). 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 DEN to TLL?

Find hourly flight availability from Denver to Tallinn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 63% on flights from Denver to Tallinn by exploring options for tickets in the morning.

Reviews of airlines servicing Tallinn

Get insights into the airlines that provide service to Tallinn. 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 Tallinn. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown KLM, Finnair, and United Airlines from Denver to Tallinn. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Finnair
7.6
Good
1,324 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
United Airlines
7.4
Good
8,926 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,409 reviews
KLM
7.8
Good
1,386 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Overall

7.8

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

  • How long is the flight from Denver to Tallinn?

    Departing from Denver to Tallinn will take you 17h 10m. The distance from Denver to Tallinn is about 4994 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Denver to Tallinn round-trip?

    Currently priced at $518, KLM will fly you from Denver to Tallinn and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Lufthansa - these airlines can fly you to your destination from $616 and $656, respectively. You may be able to fly from Denver to Tallinn for 58% less than the average price by searching for these airlines.

  • Can I find deals for flights from Denver to Tallinn that include hotel bookings?

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

  • How can I find direct flights from Denver to Tallinn?

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

  • Can I find deals for business class flights from Denver to Tallinn?

    Yes. Cheapflights offers flight deals from Denver to Tallinn 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 Denver to Tallinn?

    Currently, November is the cheapest month in which you can book a flight from Denver to Tallinn (average of $550). Flying from Denver to Tallinn in June is currently the most expensive (average of $974). 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.

See more FAQs

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Top 4 airlines flying from Denver to Tallinn

Discover the top 4 airlines that operate flights from Denver to Tallinn. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$518Average$619FlexibilityNo cancel feeOn-time75%
FinnairCheapest$616Average$791FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$656Average$842FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$659Average$965FlexibilityNo cancel feeOn-time69%

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