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Cheap flights from Chicago to Estonia from $375

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 7/18. 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
7:15 pm - 10:10 am
ORD
-
TLL
30h 55m
2 stops
Scandinavian Airlines Logo
4:00 pm - 4:10 pm
TLL
-
ORD
32h 10m
2 stops
$435Scandinavian Airlines
Fri, May 1 - Fri, May 8
Scandinavian Airlines Logo
7:15 pm - 10:45 am
ORD
-
TLL
31h 30m
1 stop
Scandinavian Airlines Logo
6:15 am - 4:10 pm
TLL
-
ORD
17h 55m
1 stop
$521Scandinavian Airlines
Fri, May 1 - Fri, May 8
Turkish Airlines Logo
8:10 pm - 10:20 am
ORD
-
TLL
30h 10m
1 stop
Turkish Airlines Logo
7:35 pm - 6:15 pm
TLL
-
ORD
30h 40m
1 stop
$532Turkish 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
7:35 pm - 6:15 pm
TLL
-
ORD
30h 40m
1 stop
$533Turkish 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 - 6:15 pm
TLL
-
ORD
30h 40m
1 stop
$540Turkish Airlines
Tue, Apr 28 - Tue, May 5
Scandinavian Airlines Logo
7:15 pm - 3:15 pm
ORD
-
TLL
12h 00m
1 stop
Scandinavian Airlines Logo
3:50 pm - 4:10 pm
TLL
-
ORD
32h 20m
1 stop
$567Scandinavian Airlines
Sun, Aug 16 - Sun, Aug 30
Scandinavian Airlines Logo
10:15 am - 3:15 pm
ORD
-
TLL
21h 00m
2 stops
Scandinavian Airlines Logo
6:15 am - 9:29 pm
TLL
-
ORD
23h 14m
2 stops
$597Scandinavian Airlines
Tue, Apr 28 - Tue, May 5
Finnair Logo
9:15 pm - 12:40 am
ORD
-
TAY
19h 25m
2 stops
Finnair Logo
5:40 am - 12:25 pm
TAY
-
ORD
38h 45m
2 stops
$886Finnair
Mon, May 4 - Mon, May 11
Finnair Logo
9:30 pm - 12:40 am
ORD
-
TAY
19h 10m
1 stop
Finnair Logo
3:00 pm - 1:50 pm
TAY
-
ORD
30h 50m
2 stops
$890Finnair
Mon, May 4 - Mon, May 11
Finnair Logo
9:30 pm - 12:40 am
ORD
-
TAY
19h 10m
1 stop
Finnair Logo
5:40 am - 5:50 pm
TAY
-
ORD
20h 10m
1 stop
$901Finnair
Mon, May 4 - Mon, May 11

Turkish Airlines flights from Chicago to Estonia

Our best Turkish Airlines deals on Chicago to Estonia flight tickets
Turkish Airlines
Apr 28
ORD8:10 pmChicago O'Hare Intl
30h 10m
1 stop
TLL10:20 amTallinn
May 5
TLL7:35 pmTallinn
30h 40m
1 stop
ORD6:15 pmChicago O'Hare Intl
$532
Turkish Airlines
Apr 28
ORD11:25 amChicago O'Hare Intl
14h 55m
1 stop
TLL10:20 amTallinn
May 5
TLL7:35 pmTallinn
30h 40m
1 stop
ORD6:15 pmChicago O'Hare Intl
$533
Turkish Airlines
Apr 28
ORD8:10 pmChicago O'Hare Intl
30h 10m
1 stop
TLL10:20 amTallinn
May 5
TLL7:35 pmTallinn
30h 40m
1 stop
ORD6:15 pmChicago O'Hare Intl
$540

Scandinavian Airlines flights from Chicago to Estonia

Our best Scandinavian Airlines deals on Chicago to Estonia flight tickets
Scandinavian Airlines
May 1
ORD7:15 pmChicago O'Hare Intl
31h 30m
1 stop
TLL10:45 amTallinn
May 8
TLL7:00 amTallinn
17h 10m
2 stops
ORD4:10 pmChicago O'Hare Intl
$435
Scandinavian Airlines
May 1
ORD7:15 pmChicago O'Hare Intl
31h 30m
1 stop
TLL10:45 amTallinn
May 8
TLL6:15 amTallinn
17h 55m
1 stop
ORD4:10 pmChicago O'Hare Intl
$521
Scandinavian Airlines
Aug 16
ORD7:15 pmChicago O'Hare Intl
12h 00m
1 stop
TLL3:15 pmTallinn
Aug 30
TLL3:50 pmTallinn
32h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
$567

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 March 21, 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

Cheapest round-trip

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 5/1

7:15 pm-10:10 am

2 stops30h 55m

Tallinn

Fri 5/8

4:00 pm-4:10 pm

2 stops32h 10m

$435

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 5/1

7:15 pm-10:45 am

1 stop31h 30m

Tallinn

Fri 5/8

6:15 am-4:10 pm

1 stop17h 55m

$521

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-6:15 pm

1 stop30h 40m

$532

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/28

11:25 am-10:20 am

1 stop14h 55m

Tallinn

Tue 5/5

7:35 pm-6:15 pm

1 stop30h 40m

$533

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-6:15 pm

1 stop30h 40m

$540

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 8/16

7:15 pm-3:15 pm

1 stop12h 00m

Tallinn

Sun 8/30

3:50 pm-4:10 pm

1 stop32h 20m

$567

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 4/28

10:15 am-3:15 pm

2 stops21h 00m

Tallinn

Tue 5/5

6:15 am-9:29 pm

2 stops23h 14m

$597

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Mon 5/4

9:15 pm-12:40 am

2 stops19h 25m

Tartu

Mon 5/11

5:40 am-12:25 pm

2 stops38h 45m

$886

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Mon 5/4

9:30 pm-12:40 am

1 stop19h 10m

Tartu

Mon 5/11

3:00 pm-1:50 pm

2 stops30h 50m

$890
Quickest round-trip

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Mon 5/4

9:30 pm-12:40 am

1 stop19h 10m

Tartu

Mon 5/11

5:40 am-5:50 pm

1 stop20h 10m

$901

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 October. Flight prices, which tend to average around $498, are often lower during this time because this is during the off-season. If you’re not able to fly to Estonia in October, then March is your next best option. Flight prices from Chicago to Estonia during March average around $500.

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 00m

Direct flights

None
The fastest flight from Chicago to Estonia takes 12h 00m
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
1,720 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,452 reviews
Search United Airlines flights
LufthansaPriceFrom $492Free CancellationRating
6.8
7,858 reviews
Search Lufthansa flights
FinnairPriceFrom $678Free CancellationRating
7.7
1,374 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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