Chicago to Tallinn flights (CHI–TLL) | Finnair

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Popular flights and flight offers from Chicago to Tallinn

ORD – TLL

Chicago - Tallinn

Wed 6 May 2026 – Tue 12 May 2026

From

625 USD

Our cheapest flights from Chicago to Tallinn

ORD – TLL

Chicago - Tallinn

Wed 6 May 2026 – Tue 12 May 2026

From

625 USD

Popular routes and flight deals