We've found an exceptional economy fare from Lisbon to Chicago at €632 — that's 24% below the usual route average of €827. This British Airways economy deal represents significant savings for travelers looking to fly one-way between Lisbon and Chicago.

This one-way journey features 1 stop with a total travel time of 25 hr 5 min. Outbound travel is on Oct 19, 2026.

We recommend booking directly through the airline or a trusted booking platform. At these discounted rates, availability can change quickly. Consider flexible fare options if your travel dates aren't fixed.

USA operates on the UTC-5 timezone, and the local currency is the USD. The primary language spoken is English. From New York's skyline to the Grand Canyon's depths, the USA offers unparalleled diversity with world-class cities, vast national parks, and iconic road trip routes.

This deal was detected by our automated price comparison system, which continuously monitors flight prices across hundreds of routes. By comparing current prices against historical averages, we identify genuine discounts — not artificially inflated "sales." When we detect a price significantly below the route average, we flag it as a deal.