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Tallinn

$439+ Cheap flights from Chicago (CHI) 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TLL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Chicago to Tallinn

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 January 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$462
(oojo)

One-way from

$439
(SWISS)

Popular in

July

Cheapest in

November

Average price

$575
Provider with most accurate pricing for Chicago (CHI)-Tallinn Ulemiste flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Tallinn Ulemiste flights.
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From Chicago (CHI) to Tallinn Ulemiste
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One-way flight from Chicago (CHI) to Tallinn Ulemiste
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Highest demand for flights based on searches. 27% potential increase in price ($270 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Chicago to Tallinn

Cheapest flights from Chicago to Tallinn
Explore the most affordable flight options available from Chicago to Tallinn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This oojo deal was found by Cheapflights users on 1/19. 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.
Tue 4/157:15 pmORD - TLL
1 stop22h 10mScandinavian Airlines
Wed 4/233:45 pmTLL - ORD
1 stop32h 25mScandinavian Airlines
Deal found 1/19$462
This Finnair deal was found by Cheapflights users on 1/21. 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.
Mon 4/149:30 pmORD - TLL
1 stop10h 40mFinnair
Tue 4/2212:55 pmTLL - ORD
1 stop12h 55mFinnair
Deal found 1/21$496
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/1210:15 amORD - TLL
2 stops21h 55mAmerican Airlines
Thu 3/206:00 amTLL - ORD
2 stops22h 06mAmerican Airlines
Deal found 1/20$511
This British Airways deal was found by Cheapflights users on 1/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/149:30 pmORD - TLL
1 stop19h 25mBritish Airways
Tue 4/226:00 amTLL - ORD
2 stops25h 50mBritish Airways
Deal found 1/21$518
This Gotogate deal was found by Cheapflights users on 1/20. 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.
Wed 3/128:05 pmORD - TLL
1 stop22h 00mMultiple Airlines
Thu 3/207:35 amTLL - ORD
2 stops19h 02mMultiple Airlines
Deal found 1/20$519
This SWISS deal was found by Cheapflights users on 1/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/57:05 pmORD - TLL
1 stop22h 00mSWISS
Wed 3/122:20 pmTLL - ORD
1 stop33h 55mSWISS
Deal found 1/20$532
This Lufthansa deal was found by Cheapflights users on 1/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2611:35 pmORD - TLL
1 stop17h 20mLufthansa
Wed 4/22:45 pmTLL - ORD
1 stop13h 10mLufthansa
Deal found 1/21$542
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 3/47:20 amORD - TLL
2 stops25h 55mUnited Airlines
Mon 3/101:45 pmTLL - ORD
2 stops36h 52mUnited Airlines
Deal found 1/20$550
This oojo deal was found by Cheapflights users on 1/20. 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.
Tue 3/49:55 pmORD - TLL
1 stop31h 30mLOT
Mon 3/106:20 pmTLL - ORD
1 stop33h 40mLOT
Deal found 1/20$551
This Ticket deal was found by Cheapflights users on 1/20. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/74:25 pmORD - TLL
1 stop13h 05mKLM
Fri 3/147:35 amTLL - ORD
1 stop14h 55mKLM
Deal found 1/20$704

Find flights from Chicago to Tallinn within your budget

Customize your flight search to find flights from Chicago 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/15

7:15 pm-1:25 am

1 stop22h 10m

Tallinn Ulemiste

Wed 4/23

3:45 pm-4:10 pm

1 stop32h 25m

$462

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 4/14

9:30 pm-4:10 pm

1 stop10h 40m

Tallinn Ulemiste

Tue 4/22

12:55 pm-5:50 pm

1 stop12h 55m

$496

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 3/12

10:15 am-3:10 pm

2 stops21h 55m

Tallinn Ulemiste

Thu 3/20

6:00 am-9:06 pm

2 stops22h 06m

$511

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 4/14

9:30 pm-12:55 am

1 stop19h 25m

Tallinn Ulemiste

Tue 4/22

6:00 am-11:50 pm

2 stops25h 50m

$518

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 3/12

8:05 pm-1:05 am

1 stop22h 00m

Tallinn Ulemiste

Thu 3/20

7:35 am-7:37 pm

2 stops19h 02m

$519

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 3/5

7:05 pm-1:05 am

1 stop22h 00m

Tallinn Ulemiste

Wed 3/12

2:20 pm-5:15 pm

1 stop33h 55m

$532

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 3/26

11:35 pm-11:55 pm

1 stop17h 20m

Tallinn Ulemiste

Wed 4/2

2:45 pm-7:55 pm

1 stop13h 10m

$542

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 3/4

7:20 am-5:15 pm

2 stops25h 55m

Tallinn Ulemiste

Mon 3/10

1:45 pm-7:37 pm

2 stops36h 52m

$550

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 3/4

9:55 pm-1:25 pm

1 stop31h 30m

Tallinn Ulemiste

Mon 3/10

6:20 pm-9:00 pm

1 stop33h 40m

$551

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 3/7

4:25 pm-1:30 pm

1 stop13h 05m

Tallinn Ulemiste

Fri 3/14

7:35 am-3:30 pm

1 stop14h 55m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 12 results
1
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Compare providers for flights from Chicago to Tallinn

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 Chicago to Tallinn in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Tallinn flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Tallinn flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Tallinn flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Tallinn 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 Chicago-Tallinn 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 Chicago to Tallinn

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

Travel insights for flights from Chicago to Tallinn

Get recent, data-driven insights about flights from Chicago to Tallinn including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Chicago to Tallinn (average of $550). Flying from Chicago to Tallinn in June is currently the most expensive (average of $1,100). 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 CHI to TLL?

Find hourly flight availability from Chicago 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 January 21, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 21% on flights from Chicago to Tallinn by exploring options for tickets in the morning.

Rainfall in Tallinn by month

Plan your trip to Tallinn by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tallinn ranges from 1.3 - 3.3 inches per month. August is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Tallinn when rainfall is around 1.3 in.

Temperature in Tallinn by month

Plan your trip to Tallinn by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tallinn, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 23.0 F).

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 January 21, 2025.
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

LOT
7.6
Good
1,117 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Finnair
7.6
Good
1,286 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,600 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,984 reviews
KLM
7.8
Good
1,341 reviews

Entertainment

7.2

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Tallinn. 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 Tallinn from Chicago?

    If you book a flight to Tallinn from Chicago, you will be flying to Ulemiste, which is the city’s only airport. Tallinn Ulemiste (TLL) is located 2.1 mi from the center of Tallinn. There are 0 flights from Chicago to Ulemiste per day from 5 different airlines.

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

    Flying on Scandinavian Airlines is currently your cheapest option to Tallinn, with prices starting at $462. Additional round-trip tickets that might be worth considering are offered by Finnair and American Airlines, with the lowest prices starting at $496 and $511, respectively. Scandinavian Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Chicago to Tallinn (average of $550). Flying from Chicago to Tallinn in June is currently the most expensive (average of $1,100). 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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Alternative routes for Chicago to Tallinn

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Tallinn flights
St. Louis to Tallinn flights
O'Hare Intl to Tartu flights

Top 5 airlines flying from Chicago to Tallinn

Discover the top 5 airlines that operate flights from Chicago 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$428Average$460FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$529Average$765FlexibilityNo cancel feeOn-time69%
FinnairCheapest$532Average$656FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$568Average$811FlexibilityNo cancel feeOn-time76%
LOTCheapest$722Average$1,111FlexibilityNo cancel feeOn-time81%
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