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Cheap flights from Chicago O'Hare Intl Airport to Tallinn from $381

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 O'Hare Intl Airport to Tallinn departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Tallinn

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
11:25 am - 6:40 pm
ORD
-
TLL
23h 15m
1 stop
Turkish Airlines Logo
7:35 pm - 9:40 am
TLL
-
ORD
22h 05m
1 stop
$520Turkish Airlines
Sun, Apr 19 - Tue, Apr 28
Turkish Airlines Logo
8:10 pm - 10:20 am
ORD
-
TLL
30h 10m
1 stop
Turkish Airlines Logo
7:35 pm - 9:40 am
TLL
-
ORD
22h 05m
1 stop
$540Turkish Airlines
Tue, Apr 28 - Tue, May 5
Turkish Airlines Logo
8:10 pm - 10:20 am
ORD
-
TLL
30h 10m
1 stop
Turkish Airlines Logo
7:35 pm - 9:40 am
TLL
-
ORD
22h 05m
1 stop
$549Turkish Airlines
Mon, Apr 6 - Tue, Apr 21
Turkish Airlines Logo
8:10 pm - 10:20 am
ORD
-
TLL
30h 10m
1 stop
Turkish Airlines Logo
7:35 pm - 9:40 am
TLL
-
ORD
22h 05m
1 stop
$574Turkish Airlines
Mon, Apr 20 - Tue, Apr 28
Turkish Airlines Logo
11:25 am - 10:20 am
ORD
-
TLL
14h 55m
1 stop
Turkish Airlines Logo
7:35 pm - 9:40 am
TLL
-
ORD
22h 05m
1 stop
$578Turkish Airlines
Sat, Apr 18 - Tue, Apr 28
Turkish Airlines Logo
11:25 am - 6:40 pm
ORD
-
TLL
23h 15m
1 stop
Turkish Airlines Logo
11:15 am - 9:40 am
TLL
-
ORD
30h 25m
1 stop
$584Turkish Airlines
Mon, Sep 7 - Sun, Sep 13
Multiple Airlines Logo
7:25 pm - 11:10 pm
ORD
-
TLL
19h 45m
2 stops
Multiple Airlines Logo
11:45 am - 6:15 pm
TLL
-
ORD
14h 30m
2 stops
$599Multiple Airlines
Tue, Apr 28 - Tue, May 5
Turkish Airlines Logo
11:25 am - 6:40 pm
ORD
-
TLL
23h 15m
1 stop
Turkish Airlines Logo
11:15 am - 9:40 am
TLL
-
ORD
30h 25m
1 stop
$609Turkish Airlines
Mon, Sep 7 - Sun, Sep 13
Multiple Airlines Logo
7:25 pm - 11:10 pm
ORD
-
TLL
19h 45m
2 stops
Multiple Airlines Logo
5:45 pm - 9:25 pm
TLL
-
ORD
35h 40m
3 stops
$612Multiple Airlines
Tue, Apr 28 - Tue, May 5
Turkish Airlines Logo
11:25 am - 10:20 am
ORD
-
TLL
14h 55m
1 stop
Turkish Airlines Logo
11:15 am - 9:40 am
TLL
-
ORD
30h 25m
1 stop
$614Turkish Airlines
Sat, Apr 18 - Wed, Apr 29

Turkish Airlines flights from Chicago O'Hare Intl Airport to Tallinn

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Tallinn flight tickets
Turkish Airlines
Apr 19
ORD11:25 amChicago O'Hare Intl
23h 15m
1 stop
TLL6:40 pmTallinn
Apr 28
TLL7:35 pmTallinn
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$520
Turkish Airlines
Apr 28
ORD8:10 pmChicago O'Hare Intl
30h 10m
1 stop
TLL10:20 amTallinn
May 5
TLL7:35 pmTallinn
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$540
Turkish Airlines
Apr 6
ORD8:10 pmChicago O'Hare Intl
30h 10m
1 stop
TLL10:20 amTallinn
Apr 21
TLL7:35 pmTallinn
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$549

Finnair flights from Chicago O'Hare Intl Airport to Tallinn

Our best Finnair deals on Chicago O'Hare Intl Airport to Tallinn flight tickets
Finnair
May 8
ORD9:30 pmChicago O'Hare Intl
15h 25m
1 stop
TLL8:55 pmTallinn
May 15
TLL12:50 pmTallinn
13h 00m
1 stop
ORD5:50 pmChicago O'Hare Intl
$736
Finnair
Apr 28
ORD10:30 pmChicago O'Hare Intl
16h 20m
2 stops
TLL10:50 pmTallinn
May 5
TLL10:55 amTallinn
17h 02m
2 stops
ORD7:57 pmChicago O'Hare Intl
$748
Finnair
Sep 7
ORD8:40 pmChicago O'Hare Intl
18h 10m
2 stops
TLL10:50 pmTallinn
Sep 13
TLL6:00 amTallinn
21h 49m
2 stops
ORD7:49 pmChicago O'Hare Intl
$780

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated March 25, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Tallinn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 4/19

11:25 am-6:40 pm

1 stop23h 15m

Tallinn

Tue 4/28

7:35 pm-9:40 am

1 stop22h 05m

$520

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/28

8:10 pm-10:20 am

1 stop30h 10m

Tallinn

Tue 5/5

7:35 pm-9:40 am

1 stop22h 05m

$540

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 4/6

8:10 pm-10:20 am

1 stop30h 10m

Tallinn

Tue 4/21

7:35 pm-9:40 am

1 stop22h 05m

$549

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 4/20

8:10 pm-10:20 am

1 stop30h 10m

Tallinn

Tue 4/28

7:35 pm-9:40 am

1 stop22h 05m

$574

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 4/18

11:25 am-10:20 am

1 stop14h 55m

Tallinn

Tue 4/28

7:35 pm-9:40 am

1 stop22h 05m

$578

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 9/7

11:25 am-6:40 pm

1 stop23h 15m

Tallinn

Sun 9/13

11:15 am-9:40 am

1 stop30h 25m

$584
Quickest round-trip

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/28

7:25 pm-11:10 pm

2 stops19h 45m

Tallinn

Tue 5/5

11:45 am-6:15 pm

2 stops14h 30m

$599

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 9/7

11:25 am-6:40 pm

1 stop23h 15m

Tallinn

Sun 9/13

11:15 am-9:40 am

1 stop30h 25m

$609

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/28

7:25 pm-11:10 pm

2 stops19h 45m

Tallinn

Tue 5/5

5:45 pm-9:25 pm

3 stops35h 40m

$612

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 4/18

11:25 am-10:20 am

1 stop14h 55m

Tallinn

Wed 4/29

11:15 am-9:40 am

1 stop30h 25m

$614

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tallinn from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Tallinn?

What is the cheapest month to fly to Tallinn?

The month of January is, on average, the cheapest month to fly to Tallinn from Chicago O'Hare Intl Airport, with most prices found around $440. If you aren’t able to travel during the month of January, then book flights to Tallinn from Chicago O'Hare Intl Airport during March instead. Flights to Tallinn in March, while not as cheap as those in January, still average around $495.

When to book flights from Chicago O'Hare Intl Airport to Tallinn

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Tallinn according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Tallinn (ORD to TLL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Tallinn

Fastest flight time

14h 40m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Tallinn takes 14h 40m
There are no direct flights from Chicago O'Hare Intl Airport to Tallinn. There are no popular flight routes from Chicago O'Hare Intl Airport to Tallinn.
Search flight deals

  • How far is Chicago O'Hare Intl to Tallinn by plane?

    The distance between Chicago O'Hare Intl and Tallinn is about 4454.3 mi. A reasonable flight in good conditions will take 14h 40m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Tallinn Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Tallinn Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Tallinn Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Tallinn Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Tallinn?

Best airlines flying from Chicago O'Hare Intl Airport to Tallinn

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Tallinn with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $433Free CancellationRating
7.3
1,724 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,483 reviews
Search United Airlines flights
LufthansaPriceFrom $492Free CancellationRating
6.8
7,870 reviews
Search Lufthansa flights
FinnairPriceFrom $678Free CancellationRating
7.7
1,374 reviews
Search Finnair flights

Traveling to a place near Tallinn?

Book flights to Tallinn if you plan to visit one of these locations
Pärnu

Why use momondo?

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?

Yes. momondo enables you to select and highlight flights to Tallinn from Chicago with this policy.

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

momondo helps you find the best flight between Chicago and Tallinn by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Tallinn from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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