Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago to Tallinn from $333

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 Tallinn departing on 9/1. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Tallinn

Cheap round-trip flights

Scandinavian Airlines Logo
7:20 pm - 11:40 pmORD-TLL
20h 20m2 stops
Scandinavian Airlines Logo
3:40 pm - 4:45 pmTLL-ORD
33h 05m2 stops
$424Scandinavian Airlines
Find Deal
Sun, Nov 2 - Tue, Dec 2
Scandinavian Airlines Logo
7:15 pm - 3:55 pmORD-TLL
12h 40m2 stops
Scandinavian Airlines Logo
8:00 pm - 4:10 pmTLL-ORD
28h 10m2 stops
$434Scandinavian Airlines
Find Deal
Thu, Sep 25 - Fri, Oct 24
Scandinavian Airlines Logo
7:15 pm - 1:25 amORD-TLL
22h 10m1 stop
Scandinavian Airlines Logo
3:45 pm - 5:55 pmTLL-ORD
34h 10m1 stop
$446Scandinavian Airlines
Find Deal
Thu, Sep 25 - Sat, Oct 25
Logo
6:50 pm - 1:05 amORD-TLL
22h 15m1 stop
Logo
2:00 pm - 8:05 pmTLL-ORD
14h 05m1 stop
$494
Find Deal
Wed, Dec 3 - Wed, Dec 10
Logo
4:10 pm - 1:05 amORD-TLL
24h 55m1 stop
Logo
2:00 pm - 9:13 amTLL-ORD
27h 13m2 stops
$501
Find Deal
Wed, Dec 3 - Wed, Dec 10
Lufthansa Logo
10:30 pm - 12:20 amORD-TLL
17h 50m1 stop
Lufthansa Logo
6:00 am - 12:55 pmTLL-ORD
14h 55m1 stop
$529Lufthansa
Find Deal
Wed, Sep 3 - Wed, Sep 10
United Airlines Logo
6:35 pm - 12:20 amORD-TLL
21h 45m1 stop
United Airlines Logo
2:45 pm - 7:55 pmTLL-ORD
13h 10m1 stop
$530United Airlines
Find Deal
Wed, Sep 3 - Wed, Sep 10
United Airlines Logo
11:05 am - 1:55 pmORD-TLL
18h 50m2 stops
United Airlines Logo
2:45 pm - 7:55 pmTLL-ORD
13h 10m1 stop
$534United Airlines
Find Deal
Wed, Sep 3 - Wed, Sep 10
Turkish Airlines Logo
11:45 pm - 11:40 amORD-TLL
27h 55m1 stop
Turkish Airlines Logo
7:35 pm - 9:40 amTLL-ORD
22h 05m1 stop
$547Turkish Airlines
Find Deal
Wed, Sep 17 - Tue, Sep 23
Lufthansa Logo
3:35 pm - 6:25 pmORD-TLL
18h 50m1 stop
Lufthansa Logo
6:00 am - 12:55 pmTLL-ORD
14h 55m1 stop
$556Lufthansa
Find Deal
Tue, Sep 23 - Fri, Oct 24

Scandinavian Airlines flights from Chicago to Tallinn

Our best Scandinavian Airlines deals on Chicago to Tallinn flight tickets
Scandinavian Airlines
Nov 2
ORD7:20 pmChicago O'Hare Intl
20h 20m
2 stops
TLL11:40 pmTallinn
Dec 2
TLL3:40 pmTallinn
33h 05m
2 stops
ORD4:45 pmChicago O'Hare Intl
$424
Find similar
Scandinavian Airlines
Sep 25
ORD7:15 pmChicago O'Hare Intl
12h 40m
2 stops
TLL3:55 pmTallinn
Oct 24
TLL8:00 pmTallinn
28h 10m
2 stops
ORD4:10 pmChicago O'Hare Intl
$434
Find similar
Scandinavian Airlines
Sep 25
ORD7:15 pmChicago O'Hare Intl
22h 10m
1 stop
TLL1:25 amTallinn
Oct 25
TLL3:45 pmTallinn
34h 10m
1 stop
ORD5:55 pmChicago O'Hare Intl
$446
Find similar

United Airlines flights from Chicago to Tallinn

Our best United Airlines deals on Chicago to Tallinn flight tickets
United Airlines
Sep 3
ORD6:35 pmChicago O'Hare Intl
21h 45m
1 stop
TLL12:20 amTallinn
Sep 10
TLL2:45 pmTallinn
13h 10m
1 stop
ORD7:55 pmChicago O'Hare Intl
$530
Find similar
United Airlines
Sep 3
ORD11:05 amChicago O'Hare Intl
18h 50m
2 stops
TLL1:55 pmTallinn
Sep 10
TLL2:45 pmTallinn
13h 10m
1 stop
ORD7:55 pmChicago O'Hare Intl
$534
Find similar
United Airlines
Sep 3
ORD2:32 pmChicago O'Hare Intl
25h 48m
2 stops
TLL12:20 amTallinn
Sep 10
TLL2:45 pmTallinn
31h 35m
2 stops
ORD2:20 pmChicago O'Hare Intl
$551
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Tallinn 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 31, 2025.
Use the filters below to find and compare flights from Chicago to Tallinn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 11/2

7:20 pm-11:40 pm

2 stops20h 20m

Tallinn

Tue 12/2

3:40 pm-4:45 pm

2 stops33h 05m

$424

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 9/25

7:15 pm-3:55 pm

2 stops12h 40m

Tallinn

Fri 10/24

8:00 pm-4:10 pm

2 stops28h 10m

$434

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 9/25

7:15 pm-1:25 am

1 stop22h 10m

Tallinn

Sat 10/25

3:45 pm-5:55 pm

1 stop34h 10m

$446

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 12/3

6:50 pm-1:05 am

1 stop22h 15m

Tallinn

Wed 12/10

2:00 pm-8:05 pm

1 stop14h 05m

$494

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 12/3

4:10 pm-1:05 am

1 stop24h 55m

Tallinn

Wed 12/10

2:00 pm-9:13 am

2 stops27h 13m

$501

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 9/3

10:30 pm-12:20 am

1 stop17h 50m

Tallinn

Wed 9/10

6:00 am-12:55 pm

1 stop14h 55m

$529

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 9/3

6:35 pm-12:20 am

1 stop21h 45m

Tallinn

Wed 9/10

2:45 pm-7:55 pm

1 stop13h 10m

$530

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 9/3

11:05 am-1:55 pm

2 stops18h 50m

Tallinn

Wed 9/10

2:45 pm-7:55 pm

1 stop13h 10m

$534

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 9/17

11:45 pm-11:40 am

1 stop27h 55m

Tallinn

Tue 9/23

7:35 pm-9:40 am

1 stop22h 05m

$547

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 9/23

3:35 pm-6:25 pm

1 stop18h 50m

Tallinn

Fri 10/24

6:00 am-12:55 pm

1 stop14h 55m

$556

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Tallinn from

How to get the cheapest flight ticket from Chicago to Tallinn

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 typical price of a round-trip flight between Chicago and Tallinn?

What is the cheapest month to fly to Tallinn?

The month of March is, on average, the cheapest month to fly to Tallinn from Chicago, with most prices found around $508. If you aren’t able to travel during the month of March, then book flights to Tallinn from Chicago during November instead. Flights to Tallinn in November, while not as cheap as those in March, still average around $567.

What is the cheapest day to depart on your flight to Tallinn?

The cheapest day to depart from Chicago to Tallinn is on a Monday when prices can be found for as low as $663. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Tallinn for around $1,035.

What is the cheapest time of day to depart on your flight to Tallinn?

Flying to Tallinn from Chicago in the morning is the least expensive time of day to depart. momondo users have found prices as low as $678 when looking at flights departing in the morning. Flights at noon are often more expensive with an average ticket price of $851.

When to book flights from Chicago to Tallinn

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Tallinn according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Tallinn (CHI to TLL) flight deals and tips

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

Best Price Found

$333

Fastest flight time

11h 50m

Direct flights

None

Airports in Tallinn

1 airport
The best one-way flight to Tallinn from Chicago in the past 72 hours is $333. The best round-trip flight deal from Chicago to Tallinn found on momondo in the last 72 hours is $424.
The fastest flight from Chicago to Tallinn takes 11h 50m
There are no direct flights from Chicago to Tallinn. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Tallinn Airport.
There is 1 airport near Tallinn: Tallinn (TLL)
Search flight deals

  • How far is Chicago to Tallinn by plane?

    The straight-line distance from Chicago to Tallinn is 4453.0 mi. Typically, this will take 11h 50m by plane in normal conditions.

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

    Prices for flights from Chicago to Tallinn Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Tallinn Airport.

  • What documentation or ID do you need to fly to Tallinn Airport?

    The required travel and health documents for your Tallinn Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tallinn Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Chicago to Tallinn?

Best airlines flying from Chicago to Tallinn

Compare and see reviews for airlines that fly from Chicago to Tallinn with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $414Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom $507Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
United AirlinesPriceFrom $528Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
LufthansaPriceFrom $535Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights

Traveling to a place near Tallinn?

Book flights to Tallinn if you plan to visit one of these locations
Pärnu

Why use momondo?

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

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 Chicago to Tallinn for you.

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

momondo does allow users to show only those flights to Tallinn from Chicago which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Tallinn.

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

Yes. momondo can track prices for Chicago to Tallinn flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Tallinn 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Estonia

Airports servicing Estonia

Tartu Airport
Kuressaare Airport