Cheapest one-way flights from Chicago to Barcelona in March from 201€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Barcelona (BCN) in March 2026 (see full year).

One-Way flights

30 Mar Frontier Airlines
01 Mar Icelandair
24 Mar Aer Lingus
28 Mar Spirit Airlines
11 Mar Frontier Airlines
14 Mar Spirit Airlines
15 Mar Lufthansa
05 Mar Spirit Airlines
06 Mar Aer Lingus
27 Mar Frontier Airlines

Also check the deals for return flights from Chicago to Barcelona in March.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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