Cheap Flights from San Juan to Chicago from $56

Frequently Asked Questions

• What are the cheapest flights from San Juan to Chicago (SJU-CHI)?

  Based on Trip.com data, Frontier Airlines offers one-way fares as low as $56 on Cheapest nonstop routes (e.g. SJU to ORD on Sat, May 30), while Frontier Airlines offers Cheapest nonstop round-trips from $175 departing on Sat, May 23 and returning on Fri, May 29.

• Which airlines offer direct flights from San Juan to Chicago?

  At the moment, you can catch a nonstop flight from San Juan to Chicago with the following airlines, including: Spirit Airlines United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from San Juan (SJU) to Chicago (CHI) and what is the distance?

  It takes around 5 hours 20 minutes to fly from San Juan (SJU) to Chicago (CHI).

• When is the best time to book flights from San Juan to Chicago?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Juan to Chicago is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from San Juan to Chicago?

  Based on Trip.com data in the past 4 weeks, there is 14 flight per week flying from San Juan to Chicago. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2089 (07:45)

• How can I find the best deals on flights from San Juan to Chicago?

  To find best deals on flights from San Juan to Chicago, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, May 30, with one-way flights priced at just $56.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Chicago travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from San Juan (SJU) to Chicago (CHI) the cheapest?

  The cheapest months to fly from San Juan to Chicago is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from San Juan to Chicago on?

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from San Juan to Chicago on May 30, 2026 with Frontier Airlines, with prices starting at $56.

• Which airports can I fly to for Chicago from San Juan?

  You can land at any one of the following hubs in Chicago, with Luis Munoz Marin International Airport to Chicago O'Hare International Airport (SJU-ORD) is by far the most common option on this route: Chicago O'Hare International Airport (ORD) Chicago Midway International Airport (MDW) Chicago Rockford International Airport (RFD).

• Is there any time difference between San Juan and Chicago?

  The time difference between Chicago and San Juan is 2h.

• How do I change or cancel my ticket from San Juan to Chicago?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.