Cheapest one-way flights from Chicago to Barcelona in March from 369€

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

One-Way flights

29 Mar TAP
30 Mar Spirit Airlines
31 Mar Frontier Airlines
28 Mar Frontier Airlines
26 Mar jetBlue
24 Mar Spirit Airlines
31 Mar British Airways direct
30 Mar Iberia direct
29 Mar British Airways direct
25 Mar Spirit 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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