$469 Find Cheap Flights from Estonia to Chicago

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago O'Hare Intl Airport

 
These are the airlines KAYAK users have selected most often from within our search results for flights to Chicago, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to Chicago, as well as popular online travel agencies
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Cheap Flights from Estonia to Chicago

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Estonia to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Estonia to Chicago

Wed, Nov 5 - Wed, Nov 19
Scandinavian Airlines Logo
8:00 pm - 4:45 pmTLL-ORD
28h 45m2 stops
Scandinavian Airlines Logo
7:20 pm - 3:10 pmORD-TLL
11h 50m1 stop
$469Scandinavian Airlines
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Wed, Nov 5 - Wed, Nov 19
Scandinavian Airlines Logo
7:00 am - 4:45 pmTLL-ORD
17h 45m2 stops
Scandinavian Airlines Logo
7:20 pm - 11:40 pmORD-TLL
20h 20m2 stops
$475Scandinavian Airlines
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Wed, Nov 5 - Wed, Nov 19
Scandinavian Airlines Logo
6:25 am - 4:45 pmTLL-ORD
18h 20m1 stop
Scandinavian Airlines Logo
7:20 pm - 3:10 pmORD-TLL
11h 50m1 stop
$484Scandinavian Airlines
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Wed, Nov 5 - Wed, Nov 19
Scandinavian Airlines Logo
6:25 am - 4:45 pmTLL-ORD
18h 20m1 stop
Scandinavian Airlines Logo
7:20 pm - 1:25 amORD-TLL
22h 05m1 stop
$516Scandinavian Airlines
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Mon, Sep 1 - Wed, Sep 10
LOT Logo
6:30 pm - 3:10 pmTLL-ORD
28h 40m1 stop
LOT Logo
5:10 pm - 1:40 amORD-TLL
24h 30m1 stop
$563LOT
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Mon, Sep 1 - Wed, Sep 10
Finnair Logo
6:00 am - 3:45 pmTLL-ORD
17h 45m2 stops
Finnair Logo
8:40 pm - 7:35 pmORD-TLL
14h 55m2 stops
$585Finnair
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Mon, Sep 1 - Wed, Sep 10
LOT Logo
6:30 pm - 3:10 pmTLL-ORD
52h 40m2 stops
LOT Logo
5:10 pm - 1:40 amORD-TLL
24h 30m1 stop
$672LOT
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Fri, Aug 22 - Fri, Aug 29
LOT Logo
5:45 am - 7:40 pmTLL-ORD
21h 55m1 stop
LOT Logo
4:55 pm - 5:45 pmORD-TLL
16h 50m2 stops
$699LOT
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Mon, Sep 1 - Wed, Sep 10
Logo
5:45 pm - 3:10 pmTLL-ORD
29h 25m2 stops
Logo
6:30 am - 12:05 amORD-TLL
33h 35m3 stops
$901
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Mon, Sep 1 - Wed, Sep 10
Logo
9:25 pm - 7:40 pmTLL-ORD
30h 15m3 stops
Logo
6:30 am - 12:05 amORD-TLL
33h 35m3 stops
$942
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KAYAK's insights & trends for flights to Chicago

Get data-powered insights and trends for flights to Chicago to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights to Chicago O'Hare Intl Airport is April, where tickets cost $467 on average for return flights. On the other hand, the most expensive months are July and August, where the average cost of tickets from Estonia is $846 and $780 respectively. For one-way flights, the best month to travel is April with an average price of $467.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Chicago O'Hare Intl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 17 weeks before departure.

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Good to know

Low seasonNovember
High seasonMay
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly and prices are also 18% lower on average.

FAQs - booking Chicago flights

  • How far is Chicago O'Hare Intl Airport from central Chicago?

    Chicago O'Hare Intl Airport is 16 miles from the center of Chicago.

  • What is the cheapest day to fly to Chicago?

    Based on KAYAK data, the cheapest day to fly to Chicago is Thursday where round-trip tickets can be as cheap as $652. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $938 on average.

  • How does KAYAK find such low prices on flights to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Chicago O'Hare Intl Airport?

    The cheapest time of day to fly to Chicago O'Hare Intl Airport is generally in the morning, when round-trip flights cost $725 on average. The most expensive time of day to fly to Chicago O'Hare Intl Airport is generally at night, which is peak travel time and where the average cost of a ticket is $795.

  • How many direct flights to Chicago O'Hare Intl Airport are there each week?

    Each week there are around 10,236 direct flights from within Estonia to Chicago O'Hare Intl Airport. The most common day for departures is Friday, with 15% of flights taking off on this day.

Top tips for finding cheap flights to Chicago

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Chicago flight deals.

Everything you need to know for your flight to Chicago

Information on the airport you'll fly into in Chicago

Chicago (ORD)

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