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Cheap flights from Illinois to Estonia from $300

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Estonia departing on 8/18. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Estonia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
TLL
12h 05m
1 stop
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m
1 stop
$557Scandinavian Airlines
Mon, Nov 2 - Mon, Nov 9
Scandinavian Airlines Logo
7:15 pm - 3:20 pm
ORD
-
TLL
12h 05m
1 stop
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m
1 stop
$561Scandinavian Airlines
Mon, Nov 2 - Thu, Nov 12
Scandinavian Airlines Logo
7:15 pm - 1:25 am
ORD
-
TLL
22h 10m
1 stop
Scandinavian Airlines Logo
6:25 am - 4:45 pm
TLL
-
ORD
18h 20m
1 stop
$572Scandinavian Airlines
Sun, Nov 1 - Sun, Nov 8
United Airlines Logo
6:00 am - 5:10 pm
STL
-
TLL
27h 10m
3 stops
United Airlines Logo
6:35 am - 10:10 pm
TLL
-
STL
23h 35m
2 stops
$736United Airlines
Tue, Nov 10 - Thu, Nov 12
Air Canada Logo
4:05 pm - 8:05 pm
STL
-
TLL
20h 00m
2 stops
Air Canada Logo
7:25 am - 3:26 pm
TLL
-
STL
40h 01m
2 stops
$737Air Canada
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
3:40 pm - 12:50 pm
STL
-
TLL
13h 10m
1 stop
United Airlines Logo
6:35 am - 9:13 pm
TLL
-
STL
22h 38m
2 stops
$741United Airlines
Sun, Nov 8 - Thu, Nov 12
Multiple Airlines Logo
12:10 pm - 1:05 pm
STL
-
TLL
16h 55m
2 stops
Multiple Airlines Logo
6:10 am - 1:25 pm
TLL
-
STL
15h 15m
1 stop
$758Multiple Airlines
Sun, Aug 16 - Tue, Aug 25
Lufthansa Logo
12:59 pm - 1:10 pm
STL
-
TLL
16h 11m
2 stops
Lufthansa Logo
6:10 am - 1:25 pm
TLL
-
STL
15h 15m
1 stop
$759Lufthansa
Wed, Aug 12 - Tue, Aug 25
Lufthansa Logo
12:59 pm - 1:10 pm
STL
-
TLL
16h 11m
2 stops
Lufthansa Logo
6:10 am - 9:17 pm
TLL
-
STL
23h 07m
2 stops
$766Lufthansa
Wed, Aug 12 - Tue, Aug 25
Air Canada Logo
12:10 pm - 1:05 pm
STL
-
TLL
16h 55m
2 stops
Air Canada Logo
7:30 am - 6:42 pm
TLL
-
STL
19h 12m
2 stops
$781Air Canada
Sun, Aug 16 - Tue, Aug 25

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Scandinavian Airlines flights from Illinois to Estonia

Our best Scandinavian Airlines deals on Illinois to Estonia flight tickets
Scandinavian Airlines
Nov 2
ORD7:15 pmChicago O'Hare Intl
12h 05m
1 stop
TLL3:20 pmTallinn
Nov 9
TLL6:25 amTallinn
18h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
$557
Scandinavian Airlines
Nov 2
ORD7:15 pmChicago O'Hare Intl
12h 05m
1 stop
TLL3:20 pmTallinn
Nov 12
TLL6:25 amTallinn
18h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
$561
Scandinavian Airlines
Nov 1
ORD7:15 pmChicago O'Hare Intl
31h 15m
1 stop
TLL10:30 amTallinn
Nov 10
TLL6:25 amTallinn
18h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
$572

SWISS flights from Illinois to Estonia

Our best SWISS deals on Illinois to Estonia flight tickets
SWISS
Aug 19
ORD7:05 pmChicago O'Hare Intl
22h 30m
1 stop
TLL1:35 amTallinn
Aug 26
TLL5:05 amTallinn
15h 30m
1 stop
ORD12:35 pmChicago O'Hare Intl
$690
SWISS
Jul 17
ORD7:05 pmChicago O'Hare Intl
22h 30m
1 stop
TLL1:35 amTallinn
Jul 31
TLL5:20 amTallinn
15h 15m
1 stop
ORD12:35 pmChicago O'Hare Intl
$1,252
SWISS
Jul 10
STL10:20 amLambert-St Louis
31h 15m
2 stops
TLL1:35 amTallinn
Aug 1
TLL5:05 amTallinn
18h 41m
2 stops
STL3:46 pmLambert-St Louis
$1,336

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 7, 2026.
Use the filters below to find and compare flights from Illinois to Estonia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 11/2

7:15 pm-3:20 pm

1 stop12h 05m

Tallinn

Mon 11/9

6:25 am-4:45 pm

1 stop18h 20m

$557

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 11/2

7:15 pm-3:20 pm

1 stop12h 05m

Tallinn

Thu 11/12

6:25 am-4:45 pm

1 stop18h 20m

$561

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 11/1

7:15 pm-1:25 am

1 stop22h 10m

Tallinn

Sun 11/8

6:25 am-4:45 pm

1 stop18h 20m

$572

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Tue 11/10

6:00 am-5:10 pm

3 stops27h 10m

Tallinn

Thu 11/12

6:35 am-10:10 pm

2 stops23h 35m

$736

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Sun 11/8

4:05 pm-8:05 pm

2 stops20h 00m

Tallinn

Thu 11/12

7:25 am-3:26 pm

2 stops40h 01m

$737

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Sun 11/8

3:40 pm-12:50 pm

1 stop13h 10m

Tallinn

Thu 11/12

6:35 am-9:13 pm

2 stops22h 38m

$741

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Sun 8/16

12:10 pm-1:05 pm

2 stops16h 55m

Tallinn

Tue 8/25

6:10 am-1:25 pm

1 stop15h 15m

$758

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Wed 8/12

12:59 pm-1:10 pm

2 stops16h 11m

Tallinn

Tue 8/25

6:10 am-1:25 pm

1 stop15h 15m

$759

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Wed 8/12

12:59 pm-1:10 pm

2 stops16h 11m

Tallinn

Tue 8/25

6:10 am-9:17 pm

2 stops23h 07m

$766

St. LouisTallinn

STL - TLL

STLTLL

Lambert-St Louis

Sun 8/16

12:10 pm-1:05 pm

2 stops16h 55m

Tallinn

Tue 8/25

7:30 am-6:42 pm

2 stops19h 12m

$781

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 Illinois 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 Illinois 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 Illinois to Estonia during November average around $424.

Can stopping save me money on Illinois to Estonia flights?

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

Cheap Illinois to Estonia flight deals and tips

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

Fastest flight time

12h 05m

Direct flights

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

Frequently asked questions about flying from Illinois to Estonia

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

    Prices for flights from Illinois to Estonia were last updated today.

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

  • How old do you have to be to fly from Illinois 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 Illinois 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 Illinois to Estonia

Compare and see reviews for airlines that fly from Illinois to Estonia with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $433Free CancellationRating
7.4
1,869 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
9,945 reviews
Search United Airlines flights
LufthansaPriceFrom $486Free CancellationRating
6.8
8,122 reviews
Search Lufthansa flights
FinnairPriceFrom $785Free CancellationRating
7.6
1,419 reviews
Search Finnair flights

Why use momondo?

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

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 Illinois to Estonia for you.

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

Yes. momondo allows you to filter the results for Illinois to Estonia flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Illinois and Estonia 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 Illinois to Estonia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Estonia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Estonia and let you know when they change.

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