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Popular flights and flight offers from Chicago to Tallinn

ORD – TLL
Chicago - Tallinn
Mon 25 Aug 2025 – Thu 4 Sep 2025
From
597 USD

Our cheapest flights from Chicago to Tallinn

ORD – TLL
Chicago - Tallinn
Mon 25 Aug 2025 – Thu 4 Sep 2025
From
597 USD

Popular routes and flight deals