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Cheap flights from Chicago O'Hare Intl Airport to Estonia from $368

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Estonia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Finnair Logo
7:50 pm - 12:25 amORD  Chicago O'Hare Intl-TLL Tallinn
21h 35m2 stops London Heathrow Helsinki-Vantaa
Finnair Logo
8:05 am - 6:50 pmTLL  Tallinn-ORD Chicago O'Hare Intl
17h 45m1 stop Helsinki-Vantaa
$638Finnair
Mon, Mar 15 - Sat, Mar 27
Multiple Airlines Logo
7:10 pm - 8:30 amORD  Chicago O'Hare Intl-TLL Tallinn
29h 20m3 stops Kastrup Copenhagen Stockholm Arlanda Riga Intl
Multiple Airlines Logo
5:20 pm - 4:45 pmTLL  Tallinn-ORD Chicago O'Hare Intl
31h 25m3 stops Helsinki-Vantaa Stockholm Arlanda Kastrup Copenhagen
$646Multiple Airlines
Sat, Nov 14 - Sat, Nov 21
Multiple Airlines Logo
7:50 pm - 1:05 amORD  Chicago O'Hare Intl-TLL Tallinn
22h 15m1 stop Zurich
Multiple Airlines Logo
5:50 am - 6:50 pmTLL  Tallinn-ORD Chicago O'Hare Intl
20h 00m1 stop Helsinki-Vantaa
$652Multiple Airlines
Mon, Mar 15 - Sat, Mar 27
Multiple Airlines Logo
10:40 am - 1:20 pmORD  Chicago O'Hare Intl-TLL Tallinn
18h 40m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
Multiple Airlines Logo
5:50 am - 10:00 pmTLL  Tallinn-ORD Chicago O'Hare Intl
24h 10m2 stops Helsinki-Vantaa Dallas/Fort Worth
$653Multiple Airlines
Tue, Feb 23 - Sun, Feb 28
Scandinavian Airlines Logo
7:10 pm - 3:20 pmORD  Chicago O'Hare Intl-TLL Tallinn
12h 10m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:20 am - 4:45 pmTLL  Tallinn-ORD Chicago O'Hare Intl
18h 25m1 stop Kastrup Copenhagen
$656Scandinavian Airlines
Mon, Nov 30 - Thu, Dec 10
Scandinavian Airlines Logo
7:10 pm - 12:05 amORD  Chicago O'Hare Intl-TLL Tallinn
20h 55m2 stops Kastrup Copenhagen Stockholm Arlanda
Scandinavian Airlines Logo
6:20 am - 4:45 pmTLL  Tallinn-ORD Chicago O'Hare Intl
18h 25m1 stop Kastrup Copenhagen
$662Scandinavian Airlines
Mon, Nov 30 - Thu, Dec 10
Scandinavian Airlines Logo
7:10 pm - 10:30 amORD  Chicago O'Hare Intl-TLL Tallinn
31h 20m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
11:10 am - 4:45 pmTLL  Tallinn-ORD Chicago O'Hare Intl
13h 35m1 stop Kastrup Copenhagen
$662Scandinavian Airlines
Sun, Nov 15 - Sun, Nov 22
Finnair Logo
9:40 pm - 12:25 amORD  Chicago O'Hare Intl-TLL Tallinn
19h 45m2 stops London Heathrow Helsinki-Vantaa
Finnair Logo
9:45 pm - 3:15 pmTLL  Tallinn-ORD Chicago O'Hare Intl
24h 30m2 stops Helsinki-Vantaa London Heathrow
$663Finnair
Mon, Mar 15 - Sat, Mar 27
Finnair Logo
3:54 pm - 4:55 pmORD  Chicago O'Hare Intl-TLL Tallinn
17h 01m2 stops New York John F Kennedy Intl Helsinki-Vantaa
Finnair Logo
12:20 pm - 10:30 pmTLL  Tallinn-ORD Chicago O'Hare Intl
18h 10m2 stops Helsinki-Vantaa New York John F Kennedy Intl
$713Finnair
Sun, Jan 3 - Sat, Jan 9
United Airlines Logo
1:08 pm - 1:00 pmORD  Chicago O'Hare Intl-TLL Tallinn
15h 52m2 stops Newark Frankfurt am Main
United Airlines Logo
5:55 pm - 10:15 pmTLL  Tallinn-ORD Chicago O'Hare Intl
36h 20m3 stops Frankfurt am Main Boston Logan Intl Newark
$1,422United Airlines
Thu, Dec 24 - Thu, Dec 31

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Air Canada flights from Chicago O'Hare Intl Airport to Estonia

Our best Air Canada deals on Chicago O'Hare Intl Airport to Estonia flight tickets
Air Canada
Jan 17
ORD7:05 amChicago O'Hare Intl
22h 15m
2 stops
TLL1:20 pmTallinn
Jan 21
TLL7:25 amTallinn
20h 33m
2 stops
ORD7:58 pmChicago O'Hare Intl
$716
Air Canada
Jan 17
ORD7:05 amChicago O'Hare Intl
22h 15m
2 stops
TLL1:20 pmTallinn
Jan 21
TLL7:25 amTallinn
20h 33m
2 stops
ORD7:58 pmChicago O'Hare Intl
$717

Scandinavian Airlines flights from Chicago O'Hare Intl Airport to Estonia

Our best Scandinavian Airlines deals on Chicago O'Hare Intl Airport to Estonia flight tickets
Scandinavian Airlines
Nov 15
ORD7:10 pmChicago O'Hare Intl
31h 20m
1 stop
TLL10:30 amTallinn
Nov 22
TLL11:10 amTallinn
13h 35m
1 stop
ORD4:45 pmChicago O'Hare Intl
$662
Scandinavian Airlines
Nov 15
ORD7:10 pmChicago O'Hare Intl
31h 20m
1 stop
TLL10:30 amTallinn
Nov 22
TLL7:00 amTallinn
17h 45m
2 stops
ORD4:45 pmChicago O'Hare Intl
$673
Scandinavian Airlines
Nov 7
ORD7:10 pmChicago O'Hare Intl
31h 20m
1 stop
TLL10:30 amTallinn
Nov 20
TLL6:20 amTallinn
18h 25m
1 stop
ORD4:45 pmChicago O'Hare Intl
$678

momondo Fare Finder

 
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Estonia that are best for you.

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Depart

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Price

Cheapest round-trip

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Mon 3/15

7:50 pm-12:25 am

2 stops21h 35m

Tallinn

Sat 3/27

8:05 am-6:50 pm

1 stop17h 45m

$638

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Sat 11/14

7:10 pm-8:30 am

3 stops29h 20m

Tallinn

Sat 11/21

5:20 pm-4:45 pm

3 stops31h 25m

$646

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Mon 3/15

7:50 pm-1:05 am

1 stop22h 15m

Tallinn

Sat 3/27

5:50 am-6:50 pm

1 stop20h 00m

$652

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Tue 2/23

10:40 am-1:20 pm

2 stops18h 40m

Tallinn

Sun 2/28

5:50 am-10:00 pm

2 stops24h 10m

$653
Quickest round-trip

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Mon 11/30

7:10 pm-3:20 pm

1 stop12h 10m

Tallinn

Thu 12/10

6:20 am-4:45 pm

1 stop18h 25m

$656

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Mon 11/30

7:10 pm-12:05 am

2 stops20h 55m

Tallinn

Thu 12/10

6:20 am-4:45 pm

1 stop18h 25m

$662

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Sun 11/15

7:10 pm-10:30 am

1 stop31h 20m

Tallinn

Sun 11/22

11:10 am-4:45 pm

1 stop13h 35m

$662

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Mon 3/15

9:40 pm-12:25 am

2 stops19h 45m

Tallinn

Sat 3/27

9:45 pm-3:15 pm

2 stops24h 30m

$663

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Sun 1/3

3:54 pm-4:55 pm

2 stops17h 01m

Tallinn

Sat 1/9

12:20 pm-10:30 pm

2 stops18h 10m

$713

ChicagoTallinn

ORD Chicago O'Hare Intl - TLL Tallinn

ORDTLL

Chicago O'Hare Intl

Thu 12/24

1:08 pm-1:00 pm

2 stops15h 52m

Tallinn

Thu 12/31

5:55 pm-10:15 pm

3 stops36h 20m

$1,422

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Estonia from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport is in January. Flight prices, which tend to average around $445, are often lower during this time because this is during the off-season. If you’re not able to fly to Estonia in January, then April is your next best option. Flight prices from Chicago O'Hare Intl Airport to Estonia during April average around $472.

Cheap Chicago O'Hare Intl Airport to Estonia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Estonia

Best Price Found

$368

Fastest flight time

10h 10m

Direct flights

None
The best one-way flight to Estonia from Chicago O'Hare Intl Airport in the past 72 hours is $368. The best round-trip flight deal from Chicago O'Hare Intl Airport to Estonia found on momondo in the last 72 hours is $638.
The fastest flight from Chicago O'Hare Intl Airport to Estonia takes 10h 10m
There are no direct flights from Chicago O'Hare Intl Airport to Estonia. There are no popular flight routes from Chicago O'Hare Intl Airport to Estonia.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Estonia

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Estonia?

    Prices for flights from Chicago O'Hare Intl Airport to Estonia were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Estonia?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Estonia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Estonia.

  • What documentation or ID do you need to fly to Estonia?

    The required travel and health documents for your Estonia 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 Estonia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Chicago O'Hare Intl Airport to Estonia

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Estonia with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $437Free CancellationRating
7.4
2,007 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $486Free CancellationRating
6.8
8,256 reviews
Search Lufthansa flights
United AirlinesPriceFrom $534Free CancellationRating
7.4
10,279 reviews
Search United Airlines flights
FinnairPriceFrom $785Free CancellationRating
7.6
1,429 reviews
Search Finnair flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Estonia from Chicago.

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

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

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

momondo provides multiple filters to help you find the best flight to Estonia from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Estonia 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.

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