Which layover airport has the shortest connection time from Chicago to Tallinn?

Helsinki (HEL) has the shortest average layover time for this route: 1h 25m.

Which layover airport has the shortest travel time from Chicago to Tallinn?

Flights connecting via Helsinki (HEL) have the shortest average one-way travel time: 10h 25m.

Which layover airport offers the lowest fares from Chicago to Tallinn?

Flights via Frankfurt am Main (FRA) offer the lowest average round-trip price of $486.

What airlines fly to Tallinn?

Scandinavian Airlines, United Airlines and Lufthansa are the top three most popular airlines that fly to Tallinn from Chicago according to our data. Scandinavian Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Tallinn. Keep in mind that there are 4 different airlines that fly to Tallinn on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Chicago and Tallinn?

Frankfurt am Main (FRA) was the most common stop: 39% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Chicago to Tallinn?

Scandinavian Airlines is the most popular carrier operating from Chicago to Tallinn

When did momondo last update prices for flights from Chicago to Tallinn Airport?

Prices for flights from Chicago to Tallinn Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Chicago to Tallinn Airport?

As of August 2026, there are 4 operators available to choose from for flights from Chicago to Tallinn Airport.

How old do you have to be to fly from Chicago to Tallinn Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Tallinn Airport.

What documentation or ID do you need to fly to Tallinn Airport?

The required travel and health documents for your Tallinn Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tallinn Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$317 Cheap Flights from Chicago to Tallinn in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Tallinn

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:15 pm - 1:30 amORD Chicago O'Hare Intl-TLL Tallinn

22h 15m1 stop Kastrup Copenhagen

6:25 am - 5:45 pmTLL Tallinn-ORD Chicago O'Hare Intl

18h 20m1 stop Kastrup Copenhagen

$657Scandinavian Airlines

Fri, Oct 23 - Sat, Oct 31

7:15 pm - 11:50 pmORD Chicago O'Hare Intl-TLL Tallinn

20h 35m2 stops Kastrup Copenhagen Stockholm Arlanda

6:25 am - 5:45 pmTLL Tallinn-ORD Chicago O'Hare Intl

18h 20m1 stop Kastrup Copenhagen

$663Scandinavian Airlines

Fri, Oct 23 - Sat, Oct 31

10:25 pm - 10:40 amORD Chicago O'Hare Intl-TLL Tallinn

28h 15m2 stops Reykjavik Keflavik Intl London Heathrow

7:55 am - 5:50 pmTLL Tallinn-ORD Chicago O'Hare Intl

17h 55m1 stop Helsinki-Vantaa

$663Multiple Airlines

Wed, Sep 16 - Thu, Sep 24

7:25 pm - 7:50 amORD Chicago O'Hare Intl-TLL Tallinn

28h 25m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

7:55 am - 5:50 pmTLL Tallinn-ORD Chicago O'Hare Intl

17h 55m1 stop Helsinki-Vantaa

$671Multiple Airlines

Fri, Oct 2 - Mon, Oct 12

7:00 am - 5:10 pmORD Chicago O'Hare Intl-TLL Tallinn

26h 10m2 stops Newark Frankfurt am Main

6:35 am - 1:10 pmTLL Tallinn-ORD Chicago O'Hare Intl

14h 35m1 stop Frankfurt am Main

$739United Airlines

Tue, Nov 24 - Thu, Nov 26

1:15 pm - 12:40 amORD Chicago O'Hare Intl-TLL Tallinn

27h 25m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

1:45 pm - 8:05 pmTLL Tallinn-ORD Chicago O'Hare Intl

14h 20m1 stop Frankfurt am Main

$739United Airlines

Wed, Nov 25 - Fri, Nov 27

9:30 pm - 8:55 pmORD Chicago O'Hare Intl-TLL Tallinn

15h 25m1 stop Helsinki-Vantaa

10:55 am - 5:50 pmTLL Tallinn-ORD Chicago O'Hare Intl

14h 55m1 stop Helsinki-Vantaa

$742Finnair

Wed, Sep 2 - Wed, Sep 9

9:30 pm - 4:55 pmORD Chicago O'Hare Intl-TLL Tallinn

11h 25m1 stop Helsinki-Vantaa

10:55 am - 5:50 pmTLL Tallinn-ORD Chicago O'Hare Intl

14h 55m1 stop Helsinki-Vantaa

$760Finnair

Thu, Sep 17 - Tue, Sep 29

4:20 pm - 12:40 amORD Chicago O'Hare Intl-TLL Tallinn

24h 20m1 stop Frankfurt am Main

1:45 pm - 8:05 pmTLL Tallinn-ORD Chicago O'Hare Intl

14h 20m1 stop Frankfurt am Main

$823Lufthansa

Wed, Nov 25 - Fri, Nov 27

4:20 pm - 1:00 pmORD Chicago O'Hare Intl-TLL Tallinn

12h 40m1 stop Frankfurt am Main

6:35 am - 8:05 pmTLL Tallinn-ORD Chicago O'Hare Intl

21h 30m1 stop Frankfurt am Main

$826Lufthansa

Sat, Nov 21 - Fri, Nov 27

Cheap last minute flights

Enter your travel dates to find the best prices.

4:05 pm - 1:10 pmORD Chicago O'Hare Intl-TLL Tallinn

13h 05m1 stop Frankfurt am Main

7:20 am - 2:50 pmTLL Tallinn-ORD Chicago O'Hare Intl

15h 30m2 stops Brussels Bruxelles-National Toronto Pearson Intl

$1,049Multiple Airlines

Wed, Aug 12 - Mon, Aug 17

7:11 am - 1:10 pmORD Chicago O'Hare Intl-TLL Tallinn

21h 59m2 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main

1:50 pm - 11:40 pmTLL Tallinn-ORD Chicago O'Hare Intl

17h 50m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$1,054United Airlines

Wed, Aug 12 - Mon, Aug 17

2:20 pm - 1:35 amORD Chicago O'Hare Intl-TLL Tallinn

27h 15m1 stop Zurich

5:05 am - 12:35 pmTLL Tallinn-ORD Chicago O'Hare Intl

15h 30m1 stop Zurich

$1,061SWISS

Wed, Aug 12 - Mon, Aug 17

7:05 pm - 1:35 amORD Chicago O'Hare Intl-TLL Tallinn

22h 30m1 stop Zurich

5:05 am - 12:35 pmTLL Tallinn-ORD Chicago O'Hare Intl

15h 30m1 stop Zurich

$1,095SWISS

Wed, Aug 12 - Sun, Aug 16

7:15 pm - 3:15 pmORD Chicago O'Hare Intl-TLL Tallinn

12h 00m1 stop Kastrup Copenhagen

8:50 pm - 4:10 pmTLL Tallinn-ORD Chicago O'Hare Intl

27h 20m2 stops Stockholm Arlanda Kastrup Copenhagen

$1,134Scandinavian Airlines

Wed, Aug 12 - Sun, Aug 16

7:15 pm - 7:50 pmORD Chicago O'Hare Intl-TLL Tallinn

16h 35m2 stops Kastrup Copenhagen Stockholm Arlanda

4:55 pm - 4:10 pmTLL Tallinn-ORD Chicago O'Hare Intl

31h 15m2 stops Stockholm Arlanda Kastrup Copenhagen

$1,134Scandinavian Airlines

Wed, Aug 12 - Sun, Aug 16

7:15 pm - 11:50 pmORD Chicago O'Hare Intl-TLL Tallinn

20h 35m2 stops Kastrup Copenhagen Stockholm Arlanda

6:15 am - 4:10 pmTLL Tallinn-ORD Chicago O'Hare Intl

17h 55m1 stop Kastrup Copenhagen

$1,225Scandinavian Airlines

Tue, Aug 11 - Sat, Aug 15

7:15 pm - 1:30 amORD Chicago O'Hare Intl-TLL Tallinn

22h 15m1 stop Kastrup Copenhagen

6:15 am - 4:10 pmTLL Tallinn-ORD Chicago O'Hare Intl

17h 55m1 stop Kastrup Copenhagen

$1,236Scandinavian Airlines

Tue, Aug 11 - Sat, Aug 15

3:45 pm - 4:55 pmORD Chicago O'Hare Intl-TLL Tallinn

17h 10m3 stops Toronto Pearson Intl Munich Franz Josef Strauss Krakow J. Paul II Balice

5:30 pm - 12:35 pmTLL Tallinn-ORD Chicago O'Hare Intl

27h 05m2 stops Krakow J. Paul II Balice Zurich

$1,310Multiple Airlines

Wed, Aug 12 - Sun, Aug 16

2:20 pm - 4:55 pmORD Chicago O'Hare Intl-TLL Tallinn

18h 35m3 stops Zurich Munich Franz Josef Strauss Krakow J. Paul II Balice

6:25 pm - 3:55 pmTLL Tallinn-ORD Chicago O'Hare Intl

29h 30m3 stops Warsaw Frederic Chopin Krakow J. Paul II Balice Zurich

$1,314Multiple Airlines

Wed, Aug 12 - Sun, Aug 16

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Scandinavian Airlines flights from Chicago to Tallinn

Our best Scandinavian Airlines deals on Chicago to Tallinn flight tickets

Scandinavian Airlines

Oct 23

ORD7:15 pmChicago O'Hare Intl

22h 15m

1 stop

TLL1:30 amTallinn

Oct 31

TLL6:25 amTallinn

18h 20m

1 stop

ORD5:45 pmChicago O'Hare Intl

$657

Scandinavian Airlines

Oct 23

ORD7:15 pmChicago O'Hare Intl

20h 35m

2 stops

TLL11:50 pmTallinn

Oct 31

TLL3:40 pmTallinn

33h 05m

2 stops

ORD5:45 pmChicago O'Hare Intl

$665

Scandinavian Airlines

Nov 23

ORD7:15 pmChicago O'Hare Intl

22h 10m

1 stop

TLL1:25 amTallinn

Nov 27

TLL6:25 amTallinn

18h 20m

1 stop

ORD4:45 pmChicago O'Hare Intl

$669

Turkish Airlines flights from Chicago to Tallinn

Our best Turkish Airlines deals on Chicago to Tallinn flight tickets

Turkish Airlines

Sep 15

ORD11:25 amChicago O'Hare Intl

14h 55m

1 stop

TLL10:20 amTallinn

Sep 22

TLL7:40 pmTallinn

22h 00m

1 stop

ORD9:40 amChicago O'Hare Intl

$700

Turkish Airlines

Nov 19

ORD11:45 amChicago O'Hare Intl

15h 30m

1 stop

TLL11:15 amTallinn

Nov 26

TLL6:55 pmTallinn

23h 05m

1 stop

ORD10:00 amChicago O'Hare Intl

$731

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Fri 10/23

7:15 pm-1:30 am

1 stop22h 15m

Tallinn

Sat 10/31

6:25 am-5:45 pm

1 stop18h 20m

$657

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Fri 10/23

7:15 pm-11:50 pm

2 stops20h 35m

Tallinn

Sat 10/31

6:25 am-5:45 pm

1 stop18h 20m

$663

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Wed 9/16

10:25 pm-10:40 am

2 stops28h 15m

Tallinn

Thu 9/24

7:55 am-5:50 pm

1 stop17h 55m

$663

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Fri 10/2

7:25 pm-7:50 am

2 stops28h 25m

Tallinn

Mon 10/12

7:55 am-5:50 pm

1 stop17h 55m

$671

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Tue 11/24

7:00 am-5:10 pm

2 stops26h 10m

Tallinn

Thu 11/26

6:35 am-1:10 pm

1 stop14h 35m

$739

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Wed 11/25

1:15 pm-12:40 am

2 stops27h 25m

Tallinn

Fri 11/27

1:45 pm-8:05 pm

1 stop14h 20m

$739

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Wed 9/2

9:30 pm-8:55 pm

1 stop15h 25m

Tallinn

Wed 9/9

10:55 am-5:50 pm

1 stop14h 55m

$742

Quickest round-trip

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Thu 9/17

9:30 pm-4:55 pm

1 stop11h 25m

Tallinn

Tue 9/29

10:55 am-5:50 pm

1 stop14h 55m

$760

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Wed 11/25

4:20 pm-12:40 am

1 stop24h 20m

Tallinn

Fri 11/27

1:45 pm-8:05 pm

1 stop14h 20m

$823

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Sat 11/21

4:20 pm-1:00 pm

1 stop12h 40m

Tallinn

Fri 11/27

6:35 am-8:05 pm

1 stop21h 30m

$826

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Tallinn

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Chicago and Tallinn?

Prices are currently low for flights on this route.

Typical prices usually range from $701 to $862.
The lowest price recently found on this route was $657.

What is the cheapest month to fly to Tallinn?

The month of March is, on average, the cheapest month to fly to Tallinn from Chicago, with most prices found around $492. If you aren’t able to travel during the month of March, then book flights to Tallinn from Chicago during April instead. Flights to Tallinn in April, while not as cheap as those in March, still average around $496.

Can stopping save me money on Chicago to Tallinn flights?

You could potentially save up to 51% on your flight if you consider stops on a Chicago to Tallinn flight.

When to book flights from Chicago to Tallinn

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Tallinn according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Tallinn (CHI to TLL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Tallinn

Fastest flight time	22h 10m
Direct flights	None

The fastest flight from Chicago to Tallinn takes 22h 10m

There are no direct flights from Chicago to Tallinn. There are no popular flight routes from Chicago to Tallinn.

Search flight deals

Frequently asked questions about flying from Chicago to Tallinn

How far is Chicago to Tallinn by plane?
The straight-line distance from Chicago to Tallinn is 4453.0 mi. Typically, this will take 22h 10m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Tallinn Airport?
Prices for flights from Chicago to Tallinn Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago to Tallinn Airport?
As of August 2026, there are 4 operators available to choose from for flights from Chicago to Tallinn Airport.
How old do you have to be to fly from Chicago to Tallinn Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Tallinn Airport.
What documentation or ID do you need to fly to Tallinn Airport?
The required travel and health documents for your Tallinn Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tallinn Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Chicago to Tallinn?
momondo data reveals that the most frequently booked airline on the route from Chicago to Tallinn is Scandinavian Airlines, representing 40% of all bookings. The subsequent popular airlines are Lufthansa at 35% and United Airlines at 25%.

Best airlines flying from Chicago to Tallinn

Compare and see reviews for airlines that fly from Chicago to Tallinn with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $434	Free Cancellation	Rating 7.4 1,925 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $486	Free Cancellation	Rating 7.4 10,076 reviews	Search United Airlines flights
Lufthansa	PriceFrom $486	Free Cancellation	Rating 6.8 8,178 reviews	Search Lufthansa flights
Finnair	PriceFrom $785	Free Cancellation	Rating 7.7 1,427 reviews	Search Finnair flights

Pärnu

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Why should I use momondo to find a flight deal from Chicago to Tallinn?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Tallinn for you.

Can I find flights from Chicago to Tallinn with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tallinn from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Tallinn?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Tallinn.

I’m not ready to book a flight from Chicago to Tallinn right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Tallinn flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Chicago to Tallinn from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Tallinn departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Scandinavian Airlines flights from Chicago to Tallinn

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How to get the cheapest flight ticket from Chicago to Tallinn

What is the typical price of a round-trip flight between Chicago and Tallinn?

What is the cheapest month to fly to Tallinn?

Can stopping save me money on Chicago to Tallinn flights?

What is the cheapest airline that flies from Chicago to Tallinn?

What airlines fly to Tallinn?

Which airport is the most popular layover for flights between Chicago and Tallinn?

Which layover airport offers the lowest fares from Chicago to Tallinn?

Which layover airport has the shortest travel time from Chicago to Tallinn?

Which layover airport has the shortest connection time from Chicago to Tallinn?

When to book flights from Chicago to Tallinn

Cheap Chicago to Tallinn (CHI to TLL) flight deals and tips

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Frequently asked questions about flying from Chicago to Tallinn

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Compare and see reviews for airlines that fly from Chicago to Tallinn with momondo

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An easier way to manage your Tallinn trip

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List of cabin classes available on flights landing in Tallinn. Availability may vary depending on flight origin and airline.

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