HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

Cheap flights from Isla Grande (SIG) to O'Hare Intl (ORD)

SIG — ORD
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Isla Grande to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Isla Grande to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Isla Grande (SIG) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 31, 2025.

Popular in

June

Cheapest in

January

Average price

$301
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Best time to book a flight from Isla Grande to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Isla Grande with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Juan Isla Grande Airport to Chicago O'Hare Intl Airport

What is the cheapest time of day to fly from SIG to ORD?

Find hourly flight availability from Isla Grande to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Juan Isla Grande Airport to Chicago O'Hare Intl Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Isla Grande to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Isla Grande to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Isla Grande to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Isla Grande to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Isla Grande to O'Hare Intl.

  • Can I find deals for business class flights from Isla Grande to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Isla Grande to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Juan Isla Grande Airport to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from San Juan Isla Grande Airport to Chicago O'Hare Intl Airport (average of $245). Flying from San Juan Isla Grande Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Naperville
Des Plaines
Elgin
Arlington Heights
Elk Grove Village
Racine
Rockford
Tinley Park
Orland Park
Merrillville
Downers Grove
Evanston
Lake Geneva
Gurnee
Joliet

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Isla Grande to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to O'Hare Intl flights
Luis Munoz Marin Intl to Midway flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.