Chicago to Tallinn flights (CHI–TLL) | Finnair

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Popular flights and flight offers from Chicago to Tallinn

ORD – TLL

Chicago - Tallinn

Tue 24 Feb 2026 – Fri 6 Mar 2026

From

491 USD

Our cheapest flights from Chicago to Tallinn

ORD – TLL

Chicago - Tallinn

Tue 24 Feb 2026 – Fri 6 Mar 2026

From

491 USD

Popular routes and flight deals