Flights from Paris to Chicago

The cheapest round-trip from Paris to Chicago is about 475 EUR, usually in August 2026; July 2026 is priciest, so booking the low month saves around 132 EUR (~22%). Typical fare ~512 EUR, from 331 priced fares. Flightmussy live data, updated 2026-06-13.

Cheap flights from Paris (CDG/ORY/BVA) 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: Paris to Chicago

Cheapest round-trip seen: 475 EUR, usually around August 2026. Typical fare ~512 EUR. Across the year prices range roughly 475–607 EUR — about 22% cheaper in the low season than the peak (July 2026). Carriers on this route include Icelandair, British Airways, Aer Lingus, American.

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: Paris to Chicago

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

Jun 2026508 EUR
Jul 2026607 EUR
Aug 2026475 EUR
Sep 2026475 EUR
Oct 2026486 EUR
Nov 2026521 EUR
Dec 2026521 EUR
Jan 2027515 EUR
Feb 2027515 EUR
Mar 2027496 EUR
Apr 2027496 EUR
May 2027519 EUR

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Why search this route on Flightmussy

Frequently asked questions

What is the cheapest month to fly from Paris to Chicago?
The cheapest round-trip fares from Paris to Chicago start around 475 EUR and are typically lowest in August 2026; July 2026 is the most expensive. Fares swing about 22% across the year. (Flightmussy live data, updated 2026-06-13.)
How much does a flight from Paris to Chicago typically cost?
Typical round-trip is ~512 EUR; across the year fares run 475–607 EUR, cheapest 475 EUR in August 2026. Based on 331 priced fares, updated 2026-06-13.
How much can I save flying Paris to Chicago in the cheapest month?
Booking the August 2026 low instead of the July 2026 peak saves about 132 EUR (~22%) per round-trip. Updated 2026-06-13.
Which airlines fly from Paris to Chicago?
Carriers seen on Paris → Chicago in recent searches: Icelandair, British Airways, Aer Lingus, American. Flightmussy compares every carrier serving Paris → 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 Paris 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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Flightmussy runs its own 12-month forward fare scans across thousands of routes worldwide and publishes the data openly. Read the cheapest month to fly almost anywhere → — a global study of when fares are lowest — or browse the cheapest destinations from a city:

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