Flights from Chicago O'Hare International Airport to Harju County

Flight deals from Chicago O'Hare International Airport to Harju County

Looking for cheap tickets from Chicago O'Hare International Airport to Harju County, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Tallinn.$351 per passenger.Departing Sun, 9 Aug.One-way flight with SWISS.Outbound indirect flight with SWISS, departs from Chicago O'Hare International on Sun, 9 Aug, arriving in Tallinn.Price includes taxes and charges.From $351, select.

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Flying from Chicago O'Hare International Airport to Harju County

Arm yourself with these facts on the fly.

Cheapest flight found	$351
Cheapest month to fly	August

How to find cheap flights from Chicago O'Hare International Airport to Harju County

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Chicago O'Hare International Airport to Harju County. Other savvy travellers recently found return flights from $649 and one-way tickets from $351. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in April

The cheapest time to fly from Chicago O'Hare International Airport to Harju County is currently April.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Chicago O'Hare International Airport to anywhere you choose in Harju County.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Chicago O'Hare International Airport to your chosen airport in Harju County go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Harju County Airport to Harju County flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What is the average price of a flight from Chicago O'Hare International Airport to Harju County?

We looked at all of the upcoming return flights from Chicago O'Hare International Airport to Harju County we could find over the next 12 months. It looks like $649 is the best price. This is good, compared to the average Harju County ticket price of $649.

What is the cheapest month to fly from Chicago O'Hare International Airport to Harju County?

The cheapest month to fly from Chicago O'Hare International Airport to Harju County is currently April.

Which upcoming date is cheapest to fly from Chicago O'Hare International Airport to Harju County on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago O'Hare International Airport to Harju County on Wednesday, 15 April 2026.

If I'm flying from Chicago O'Hare International Airport, where in Harju County is cheapest to fly into?

If you're flying from Chicago O'Hare International, the cheapest city in Harju County to fly into is Tallinn. The cheapest airport serving Tallinn at the moment is Tallinn.