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Cheap flights from Chicago to Estonia from $315

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 8/24. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Estonia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:25 pm - 5:10 pm
ORD
-
TLL
34h 45m
2 stops
Multiple Airlines Logo
6:00 am - 5:50 pm
TLL
-
ORD
19h 50m
1 stop
$613Multiple Airlines
Wed, Aug 26 - Wed, Sep 9
Scandinavian Airlines Logo
7:15 pm - 7:50 pm
ORD
-
TLL
16h 35m
2 stops
Scandinavian Airlines Logo
8:20 pm - 4:10 pm
TLL
-
ORD
27h 50m
2 stops
$619Scandinavian Airlines
Sun, Aug 23 - Mon, Aug 31
Scandinavian Airlines Logo
7:15 pm - 3:15 pm
ORD
-
TLL
12h 00m
1 stop
Scandinavian Airlines Logo
6:15 am - 4:10 pm
TLL
-
ORD
17h 55m
1 stop
$624Scandinavian Airlines
Fri, Aug 21 - Fri, Aug 28
Scandinavian Airlines Logo
7:15 pm - 3:15 pm
ORD
-
TLL
12h 00m
1 stop
Scandinavian Airlines Logo
6:15 am - 4:10 pm
TLL
-
ORD
17h 55m
1 stop
$631Scandinavian Airlines
Fri, Aug 21 - Fri, Aug 28
Scandinavian Airlines Logo
7:15 pm - 3:15 pm
ORD
-
TLL
12h 00m
1 stop
Scandinavian Airlines Logo
7:00 am - 4:10 pm
TLL
-
ORD
17h 10m
2 stops
$639Scandinavian Airlines
Fri, Aug 21 - Fri, Aug 28
Multiple Airlines Logo
10:25 pm - 5:05 pm
ORD
-
TLL
34h 40m
3 stops
Multiple Airlines Logo
8:15 am - 9:25 pm
TLL
-
ORD
21h 10m
2 stops
$644Multiple Airlines
Sun, Aug 23 - Sun, Aug 30
Finnair Logo
10:30 pm - 12:40 am
ORD
-
TAY
18h 10m
2 stops
Finnair Logo
5:40 am - 5:50 pm
TAY
-
ORD
20h 10m
1 stop
$845Finnair
Wed, Aug 19 - Wed, Aug 26
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
$849Finnair
Wed, Aug 19 - Wed, Aug 26
Turkish Airlines Logo
11:45 am - 1:10 am
ORD
-
TAY
29h 25m
2 stops
Turkish Airlines Logo
2:15 pm - 6:20 pm
TAY
-
ORD
36h 05m
2 stops
$1,008Turkish Airlines
Thu, Nov 12 - Mon, Nov 16
Turkish Airlines Logo
11:45 am - 1:10 am
ORD
-
TAY
29h 25m
2 stops
Turkish Airlines Logo
6:00 am - 10:00 am
TAY
-
ORD
36h 00m
2 stops
$1,053Turkish Airlines
Thu, Nov 12 - Mon, Nov 16

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United Airlines flights from Chicago to Estonia

Our best United Airlines deals on Chicago to Estonia flight tickets
United Airlines
Aug 11
ORD10:30 pmChicago O'Hare Intl
17h 55m
1 stop
TLL12:25 amTallinn
Aug 19
TLL6:10 amTallinn
12h 50m
1 stop
ORD11:00 amChicago O'Hare Intl
$708
United Airlines
Aug 10
ORD6:30 pmChicago O'Hare Intl
22h 05m
1 stop
TLL12:35 amTallinn
Aug 20
TLL1:55 pmTallinn
29h 05m
1 stop
ORD11:00 amChicago O'Hare Intl
$728
United Airlines
Jul 19
ORD10:30 pmChicago O'Hare Intl
18h 05m
1 stop
TLL12:35 amTallinn
Jul 26
TLL6:10 amTallinn
25h 21m
2 stops
ORD11:31 pmChicago O'Hare Intl
$1,071

Scandinavian Airlines flights from Chicago to Estonia

Our best Scandinavian Airlines deals on Chicago to Estonia flight tickets
Scandinavian Airlines
Dec 24
ORD7:15 pmChicago O'Hare Intl
12h 05m
1 stop
TLL3:20 pmTallinn
Dec 31
TLL6:25 amTallinn
18h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
$573
Scandinavian Airlines
Dec 24
ORD7:15 pmChicago O'Hare Intl
12h 05m
1 stop
TLL3:20 pmTallinn
Dec 31
TLL6:25 amTallinn
18h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
$574
Scandinavian Airlines
Aug 23
ORD7:15 pmChicago O'Hare Intl
16h 35m
2 stops
TLL7:50 pmTallinn
Aug 31
TLL8:20 pmTallinn
27h 50m
2 stops
ORD4:10 pmChicago O'Hare Intl
$619

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 July 10, 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

Wed 8/26

10:25 pm-5:10 pm

2 stops34h 45m

Tallinn

Wed 9/9

6:00 am-5:50 pm

1 stop19h 50m

$613

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 8/23

7:15 pm-7:50 pm

2 stops16h 35m

Tallinn

Mon 8/31

8:20 pm-4:10 pm

2 stops27h 50m

$619

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 8/21

7:15 pm-3:15 pm

1 stop12h 00m

Tallinn

Fri 8/28

6:15 am-4:10 pm

1 stop17h 55m

$624

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 8/21

7:15 pm-3:15 pm

1 stop12h 00m

Tallinn

Fri 8/28

6:15 am-4:10 pm

1 stop17h 55m

$631
Quickest round-trip

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 8/21

7:15 pm-3:15 pm

1 stop12h 00m

Tallinn

Fri 8/28

7:00 am-4:10 pm

2 stops17h 10m

$639

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 8/23

10:25 pm-5:05 pm

3 stops34h 40m

Tallinn

Sun 8/30

8:15 am-9:25 pm

2 stops21h 10m

$644

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Wed 8/19

10:30 pm-12:40 am

2 stops18h 10m

Tartu

Wed 8/26

5:40 am-5:50 pm

1 stop20h 10m

$845

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Wed 8/19

9:30 pm-12:40 am

1 stop19h 10m

Tartu

Wed 8/26

5:40 am-5:50 pm

1 stop20h 10m

$849

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Thu 11/12

11:45 am-1:10 am

2 stops29h 25m

Tartu

Mon 11/16

2:15 pm-6:20 pm

2 stops36h 05m

$1,008

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Thu 11/12

11:45 am-1:10 am

2 stops29h 25m

Tartu

Mon 11/16

6:00 am-10:00 am

2 stops36h 00m

$1,053

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 $389, 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 November is your next best option. Flight prices from Chicago to Estonia during November average around $424.

Can stopping save me money on Chicago to Estonia flights?

You could potentially save up to 42% on your flight if you consider stops on a Chicago to Estonia flight.

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 05m

Direct flights

None
The fastest flight from Chicago to Estonia takes 12h 05m
There are no direct flights from Chicago to Estonia. There are no popular flight routes from Chicago to Estonia.
Search flight deals

Frequently asked questions about flying from Chicago to Estonia

  • 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
1,874 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,977 reviews
Search United Airlines flights
LufthansaPriceFrom $486Free CancellationRating
6.8
8,132 reviews
Search Lufthansa flights
FinnairPriceFrom $785Free CancellationRating
7.6
1,418 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.

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