Flights from Lisbon to Chicago

The cheapest round-trip from Lisbon to Chicago is about 688 EUR, usually in February 2027; June 2026 is priciest, so booking the low month saves around 125 EUR (~15%). Typical fare ~704 EUR, from 239 priced fares. Flightmussy live data, updated 2026-06-13.

Cheap flights from Lisbon (LIS) to Chicago (ORD/MDW). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.

Fare insights: Lisbon to Chicago

Cheapest round-trip seen: 688 EUR, usually around February 2027. Typical fare ~704 EUR. Across the year prices range roughly 688–813 EUR — about 15% cheaper in the low season than the peak (June 2026). Carriers on this route include Iberia, Aer Lingus, KLM, Air France.

Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.

Cheapest fare by month: Lisbon to Chicago

The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. February 2027 is cheapest; June 2026 is priciest.

Jun 2026813 EUR
Jul 2026795 EUR
Aug 2026813 EUR
Nov 2026704 EUR
Dec 2026704 EUR
Jan 2027704 EUR
Feb 2027688 EUR
Mar 2027695 EUR
Apr 2027692 EUR
May 2027705 EUR

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Frequently asked questions

What is the cheapest month to fly from Lisbon to Chicago?
The cheapest round-trip fares from Lisbon to Chicago start around 688 EUR and are typically lowest in February 2027; June 2026 is the most expensive. Fares swing about 15% across the year. (Flightmussy live data, updated 2026-06-13.)
How much does a flight from Lisbon to Chicago typically cost?
Typical round-trip is ~704 EUR; across the year fares run 688–813 EUR, cheapest 688 EUR in February 2027. Based on 239 priced fares, updated 2026-06-13.
How much can I save flying Lisbon to Chicago in the cheapest month?
Booking the February 2027 low instead of the June 2026 peak saves about 125 EUR (~15%) per round-trip. Updated 2026-06-13.
Which airlines fly from Lisbon to Chicago?
Carriers seen on Lisbon → Chicago in recent searches: Iberia, Aer Lingus, KLM, Air France. Flightmussy compares every carrier serving Lisbon → Chicago, including budget airlines like Ryanair, easyJet, Wizz Air and AirAsia that Google Flights often deprioritises.
Do I need to sign up to search flights from Lisbon to Chicago?
No. Flightmussy is free and requires no account, no email, and no credit card. Search, compare, and click through to book directly with the airline or booking partner.

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About Flightmussy

Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.

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