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Cheap flights from Chicago to Estonia from $227

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 2/10. 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 - 3:10 pm
ORD
-
TLL
11h 50m
1 stop
Scandinavian Airlines Logo
7:00 am - 4:45 pm
TLL
-
ORD
17h 45m
2 stops
$395Scandinavian Airlines
Fri, Feb 6 - Sat, Feb 14
Scandinavian Airlines Logo
7:20 pm - 10:20 am
ORD
-
TLL
31h 00m
1 stop
Scandinavian Airlines Logo
7:00 am - 4:55 pm
TLL
-
ORD
17h 55m
2 stops
$432Scandinavian Airlines
Mon, Jan 26 - Thu, Jan 29
Scandinavian Airlines Logo
7:20 pm - 11:40 pm
ORD
-
TLL
20h 20m
2 stops
Scandinavian Airlines Logo
7:00 am - 4:55 pm
TLL
-
ORD
17h 55m
2 stops
$441Scandinavian Airlines
Mon, Jan 26 - Thu, Jan 29
Scandinavian Airlines Logo
8:20 pm - 3:00 pm
ORD
-
TLL
35h 40m
2 stops
Scandinavian Airlines Logo
11:20 am - 4:10 pm
TLL
-
ORD
12h 50m
1 stop
$448Scandinavian Airlines
Mon, Mar 23 - Fri, Apr 3
LOT Logo
9:50 pm - 5:45 pm
ORD
-
TLL
11h 55m
1 stop
LOT Logo
5:45 am - 7:50 pm
TLL
-
ORD
22h 05m
1 stop
$460LOT
Sun, Apr 26 - Sun, May 3
Multiple Airlines Logo
2:20 pm - 1:35 am
ORD
-
TLL
27h 15m
1 stop
Multiple Airlines Logo
6:10 am - 7:55 pm
TLL
-
ORD
21h 45m
1 stop
$475Multiple Airlines
Tue, May 5 - Tue, May 12
Finnair Logo
5:45 pm - 4:55 pm
ORD
-
TLL
15h 10m
2 stops
Finnair Logo
6:00 am - 5:50 pm
TLL
-
ORD
19h 50m
1 stop
$481Finnair
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
9:29 am - 2:15 pm
ORD
-
TAY
20h 46m
2 stops
Multiple Airlines Logo
6:00 am - 10:31 pm
TAY
-
ORD
24h 31m
2 stops
$639Multiple Airlines
Thu, Feb 26 - Thu, Mar 5
Turkish Airlines Logo
8:20 pm - 2:15 pm
ORD
-
TAY
33h 55m
2 stops
Turkish Airlines Logo
2:40 pm - 10:05 am
TAY
-
ORD
27h 25m
2 stops
$941Turkish Airlines
Fri, Jan 23 - Tue, Jan 27
Turkish Airlines Logo
8:20 pm - 1:00 am
ORD
-
TAY
44h 40m
2 stops
Turkish Airlines Logo
2:40 pm - 10:05 am
TAY
-
ORD
27h 25m
2 stops
$1,095Turkish Airlines
Fri, Jan 23 - Mon, Jan 26

Scandinavian Airlines flights from Chicago to Estonia

Our best Scandinavian Airlines deals on Chicago to Estonia flight tickets
Scandinavian Airlines
Feb 6
ORD7:20 pmChicago O'Hare Intl
11h 50m
1 stop
TLL3:10 pmTallinn
Feb 14
TLL7:00 amTallinn
17h 45m
2 stops
ORD4:45 pmChicago O'Hare Intl
$395
Scandinavian Airlines
Jan 26
ORD7:20 pmChicago O'Hare Intl
31h 00m
1 stop
TLL10:20 amTallinn
Jan 29
TLL7:00 amTallinn
17h 55m
2 stops
ORD4:55 pmChicago O'Hare Intl
$432
Scandinavian Airlines
Jan 26
ORD7:20 pmChicago O'Hare Intl
20h 20m
2 stops
TLL11:40 pmTallinn
Jan 29
TLL7:00 amTallinn
17h 55m
2 stops
ORD4:55 pmChicago O'Hare Intl
$441

Finnair flights from Chicago to Estonia

Our best Finnair deals on Chicago to Estonia flight tickets
Finnair
May 5
ORD5:45 pmChicago O'Hare Intl
15h 10m
2 stops
TLL4:55 pmTallinn
May 12
TLL6:00 amTallinn
19h 50m
1 stop
ORD5:50 pmChicago O'Hare Intl
$481
Finnair
Mar 25
ORD4:21 pmChicago O'Hare Intl
17h 34m
2 stops
TLL4:55 pmTallinn
Apr 1
TLL10:55 amTallinn
14h 55m
1 stop
ORD5:50 pmChicago O'Hare Intl
$489
Finnair
Jan 16
ORD5:10 pmChicago O'Hare Intl
15h 45m
2 stops
TLL4:55 pmTallinn
Jan 18
TLL5:40 pmTallinn
28h 10m
2 stops
ORD1:50 pmChicago O'Hare Intl
$13,258

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 January 12, 2026.
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-3:10 pm

1 stop11h 50m

Tallinn

Sat 2/14

7:00 am-4:45 pm

2 stops17h 45m

$395

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 1/26

7:20 pm-10:20 am

1 stop31h 00m

Tallinn

Thu 1/29

7:00 am-4:55 pm

2 stops17h 55m

$432

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 1/26

7:20 pm-11:40 pm

2 stops20h 20m

Tallinn

Thu 1/29

7:00 am-4:55 pm

2 stops17h 55m

$441

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 3/23

8:20 pm-3:00 pm

2 stops35h 40m

Tallinn

Fri 4/3

11:20 am-4:10 pm

1 stop12h 50m

$448

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 4/26

9:50 pm-5:45 pm

1 stop11h 55m

Tallinn

Sun 5/3

5:45 am-7:50 pm

1 stop22h 05m

$460

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 5/5

2:20 pm-1:35 am

1 stop27h 15m

Tallinn

Tue 5/12

6:10 am-7:55 pm

1 stop21h 45m

$475

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 5/5

5:45 pm-4:55 pm

2 stops15h 10m

Tallinn

Tue 5/12

6:00 am-5:50 pm

1 stop19h 50m

$481

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Thu 2/26

9:29 am-2:15 pm

2 stops20h 46m

Tartu

Thu 3/5

6:00 am-10:31 pm

2 stops24h 31m

$639

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

$941

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Fri 1/23

8:20 pm-1:00 am

2 stops44h 40m

Tartu

Mon 1/26

2:40 pm-10:05 am

2 stops27h 25m

$1,095

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 February. Flight prices, which tend to average around $487, are often lower during this time because this is during the off-season. If you’re not able to fly to Estonia in February, then October is your next best option. Flight prices from Chicago to Estonia during October average around $498.

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

12h 20m

Direct flights

None
The fastest flight from Chicago to Estonia takes 12h 20m
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
7.3
1,646 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,144 reviews
Search United Airlines flights
LufthansaPriceFrom $539Free CancellationRating
6.8
7,709 reviews
Search Lufthansa flights
FinnairPriceFrom $678Free CancellationRating
7.6
1,347 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

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