Cheap flights
Cheap flights from Puerto Rico to Chicago
Track the cheapest Puerto Rico–Chicago fares — currently from €176.
Fares shown in EUR, observed from live searches.
Here's everything you need to book a cheap flight from Puerto Rico to Chicago: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.
Puerto Rico to Chicago flight prices by month
The cheapest month to fly Puerto Rico to Chicago is Aug 2026, with fares from €176. Use the table below to find the cheapest time to travel.
See exact monthly fares
| Month | Cheapest fare |
|---|---|
| Jul 2026 | €657 |
| Aug 2026Cheapest | €176 |
| Dec 2026 | €1,081 |
Frequently asked questions
How much is a flight from Puerto Rico to Chicago?
The cheapest Puerto Rico–Chicago fare we've tracked recently is €176 one-way. The lowest prices usually appear in Aug 2026.
What is the cheapest month to fly from Puerto Rico to Chicago?
Aug 2026 is currently the cheapest month to fly from Puerto Rico to Chicago, with fares from €176. See the month-by-month table above for the full year.
How far in advance should I book Puerto Rico to Chicago?
For Puerto Rico–Chicago, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.
Can I set a price alert for Puerto Rico to Chicago?
Yes — Flyozo watches the Puerto Rico–Chicago route for free and emails you the moment the fare drops.
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Prices on this page are observed from live flight searches (85 recent fares), not estimates. Last updated Jul 31, 2026. Actual prices change constantly — always confirm on the booking site.