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Cheap flights from Chicago to Estonia from $270

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 Estonia departing on 5/19. 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 to Estonia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:20 pm - 11:35 pm
ORD
-
TLL
44h 15m2 stops
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m1 stop
$438Scandinavian Airlines
Fri, Feb 6 - Sat, Feb 14
Scandinavian Airlines Logo
7:20 pm - 3:10 pm
ORD
-
TLL
11h 50m1 stop
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m1 stop
$439Scandinavian Airlines
Fri, Feb 6 - Sat, Feb 14
Scandinavian Airlines Logo
7:20 pm - 3:40 pm
ORD
-
TLL
36h 20m2 stops
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m1 stop
$448Scandinavian Airlines
Thu, Feb 12 - Thu, Feb 19
Scandinavian Airlines Logo
7:20 pm - 3:40 pm
ORD
-
TLL
36h 20m2 stops
Scandinavian Airlines Logo
11:00 am - 4:45 pm
TLL
-
ORD
13h 45m1 stop
$467Scandinavian Airlines
Thu, Jan 22 - Mon, Jan 26
Scandinavian Airlines Logo
7:20 pm - 1:25 am
ORD
-
TLL
22h 05m1 stop
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m1 stop
$469Scandinavian Airlines
Thu, Jan 22 - Mon, Jan 26
Scandinavian Airlines Logo
7:20 pm - 11:35 pm
ORD
-
TLL
44h 15m2 stops
Scandinavian Airlines Logo
4:20 pm - 4:55 pm
TLL
-
ORD
32h 35m2 stops
$470Scandinavian Airlines
Fri, Feb 6 - Sat, Feb 14
Scandinavian Airlines Logo
7:20 pm - 7:30 pm
ORD
-
TLL
16h 10m2 stops
Scandinavian Airlines Logo
7:00 am - 4:45 pm
TLL
-
ORD
17h 45m2 stops
$471Scandinavian Airlines
Thu, Feb 12 - Thu, Feb 19
Scandinavian Airlines Logo
7:20 pm - 3:40 pm
ORD
-
TLL
36h 20m2 stops
Scandinavian Airlines Logo
7:00 am - 4:45 pm
TLL
-
ORD
17h 45m2 stops
$474Scandinavian Airlines
Thu, Jan 22 - Mon, Jan 26
Turkish Airlines Logo
8:20 pm - 1:00 am
ORD
-
TAY
44h 40m2 stops
Turkish Airlines Logo
6:00 am - 10:05 am
TAY
-
ORD
36h 05m2 stops
$894Turkish Airlines
Fri, Jan 23 - Tue, Jan 27
Turkish Airlines Logo
8:20 pm - 2:15 pm
ORD
-
TAY
33h 55m2 stops
Turkish Airlines Logo
2:40 pm - 10:05 am
TAY
-
ORD
27h 25m2 stops
$1,223Turkish Airlines
Fri, Jan 23 - Tue, Jan 27

Turkish Airlines flights from Chicago to Estonia

Our best Turkish Airlines deals on Chicago to Estonia flight tickets
Turkish Airlines
Apr 16
ORD11:25 amChicago O'Hare Intl
14h 55m
1 stop
TLL10:20 amTallinn
Apr 21
TLL7:35 pmTallinn
22h 05m
1 stop
ORD9:40 amChicago O'Hare Intl
$544
Find similar
Turkish Airlines
Jan 23
ORD8:20 pmChicago O'Hare Intl
44h 40m
2 stops
TAY1:00 amTartu
Jan 27
TAY6:00 amTartu
36h 05m
2 stops
ORD10:05 amChicago O'Hare Intl
$894
Find similar
Turkish Airlines
Jan 23
ORD8:20 pmChicago O'Hare Intl
33h 55m
2 stops
TAY2:15 pmTartu
Jan 27
TAY2:40 pmTartu
27h 25m
2 stops
ORD10:05 amChicago O'Hare Intl
$1,223
Find similar

United Airlines flights from Chicago to Estonia

Our best United Airlines deals on Chicago to Estonia flight tickets
United Airlines
May 2
ORD5:50 pmChicago O'Hare Intl
35h 15m
2 stops
TLL1:05 pmTallinn
May 9
TLL2:00 pmTallinn
41h 12m
2 stops
ORD11:12 pmChicago O'Hare Intl
$574
Find similar
United Airlines
Jun 17
ORD8:45 amChicago O'Hare Intl
31h 30m
2 stops
TLL12:15 amTallinn
Jul 1
TLL1:50 pmTallinn
33h 05m
2 stops
ORD2:55 pmChicago O'Hare Intl
$690
Find similar
United Airlines
Jun 5
ORD7:30 amChicago O'Hare Intl
21h 35m
2 stops
TLL1:05 pmTallinn
Jun 15
TLL6:10 amTallinn
20h 11m
2 stops
ORD6:21 pmChicago O'Hare Intl
$759
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Estonia 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 December 30, 2025.
Use the filters below to find and compare flights from Chicago to Estonia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:35 pm

2 stops44h 15m

Tallinn

Sat 2/14

6:25 am-4:45 pm

1 stop18h 20m

$438

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 2/6

7:20 pm-3:10 pm

1 stop11h 50m

Tallinn

Sat 2/14

6:25 am-4:45 pm

1 stop18h 20m

$439

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 2/12

7:20 pm-3:40 pm

2 stops36h 20m

Tallinn

Thu 2/19

6:25 am-4:45 pm

1 stop18h 20m

$448

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 1/22

7:20 pm-3:40 pm

2 stops36h 20m

Tallinn

Mon 1/26

11:00 am-4:45 pm

1 stop13h 45m

$467

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 1/22

7:20 pm-1:25 am

1 stop22h 05m

Tallinn

Mon 1/26

6:25 am-4:45 pm

1 stop18h 20m

$469

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:35 pm

2 stops44h 15m

Tallinn

Sat 2/14

4:20 pm-4:55 pm

2 stops32h 35m

$470

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 2/12

7:20 pm-7:30 pm

2 stops16h 10m

Tallinn

Thu 2/19

7:00 am-4:45 pm

2 stops17h 45m

$471

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 1/22

7:20 pm-3:40 pm

2 stops36h 20m

Tallinn

Mon 1/26

7:00 am-4:45 pm

2 stops17h 45m

$474

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Fri 1/23

8:20 pm-1:00 am

2 stops44h 40m

Tartu

Tue 1/27

6:00 am-10:05 am

2 stops36h 05m

$894

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Fri 1/23

8:20 pm-2:15 pm

2 stops33h 55m

Tartu

Tue 1/27

2:40 pm-10:05 am

2 stops27h 25m

$1,223

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 Estonia from

How to get the cheapest flight ticket from Chicago to Estonia

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 cheapest month to fly to Estonia?

The cheapest month to fly to Estonia from Chicago is in March. Flight prices, which tend to average around $501, are often lower during this time because this is during the off-season. If you’re not able to fly to Estonia in March, then April is your next best option. Flight prices from Chicago to Estonia during April average around $518.

Cheap Chicago to Estonia flight deals and tips

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

Fastest flight time

10h 45m

Direct flights

None
The fastest flight from Chicago to Estonia takes 10h 45m
There are no direct flights from Chicago to Estonia. There are no popular flight routes from Chicago to Estonia.
Search flight deals

  • When did momondo last update prices for flights from Chicago to Estonia?

    Prices for flights from Chicago to Estonia refresh daily.

  • How many operators does momondo search for flights from Chicago to Estonia?

  • How old do you have to be to fly from Chicago to Estonia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Estonia.

  • What documentation or ID do you need to fly to Estonia?

    The travel and health documents you'll need for your trip to Estonia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Estonia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago to Estonia

Compare and see reviews for airlines that fly from Chicago to Estonia with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $433Free CancellationRating
7.4
1,633 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $528Free CancellationRating
7.4
9,125 reviews
Search United Airlines flights
LufthansaPriceFrom $539Free CancellationRating
6.8
7,666 reviews
Search Lufthansa flights
FinnairPriceFrom $624Free CancellationRating
7.6
1,343 reviews
Search Finnair flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Estonia. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for Chicago to Estonia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Estonia, momondo offers a useful price alert feature which will track prices for flights to Estonia from Chicago and alert you when they change.

An easier way to manage your Estonia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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