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Cheap flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport from £90

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SJU
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Luis Munoz Marin Intl
Explore the most affordable flight options available from O'Hare Intl to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Fri 26/1206:45ORD - SJU
1 stop10h 04mJetBlue
Sun 4/114:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 17/12£151
Sun 21/1206:45ORD - SJU
1 stop10h 04mJetBlue
Sun 28/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 18/12£170
Sat 20/1206:45ORD - SJU
1 stop7h 38mJetBlue
Mon 29/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 18/12£182
Fri 19/1206:45ORD - SJU
1 stop7h 41mJetBlue
Mon 22/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 17/12£192
Tue 16/1211:25ORD - SJU
1 stop10h 29mJetBlue
Wed 24/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 15/12£203
Tue 16/1211:25ORD - SJU
1 stop10h 29mJetBlue
Thu 18/1213:54SJU - ORD
1 stop10h 10mJetBlue
Deal found 15/12£216
Wed 17/1207:00ORD - SJU
1 stop9h 53mJetBlue
Thu 18/1213:54SJU - ORD
1 stop10h 10mJetBlue
Deal found 15/12£229
Wed 17/1207:00ORD - SJU
1 stop9h 53mJetBlue
Sat 20/1212:10SJU - ORD
1 stop9h 10mJetBlue
Deal found 17/12£242
Tue 16/1211:25ORD - SJU
1 stop10h 29mJetBlue
Sat 27/1212:10SJU - ORD
1 stop9h 10mJetBlue
Deal found 15/12£245
Wed 17/1211:25ORD - SJU
1 stop10h 29mJetBlue
Thu 25/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 16/12£257
Thu 18/1212:39ORD - SJU
1 stop9h 58mMultiple Airlines
Tue 23/1218:28SJU - ORD
1 stop8h 02mMultiple Airlines
Deal found 17/12£269
Tue 16/1211:25ORD - SJU
1 stop10h 29mJetBlue
Fri 26/1214:21SJU - ORD
1 stop9h 43mJetBlue
Deal found 16/12£270

Find flight deals from O'Hare Intl to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Luis Munoz Marin Intl (SJU). 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 18 December 2025.

Round-trip from

£147

One-way from

£90

Popular in

December

Cheapest in

April

Average price

£402
JetBlue
  • JetBlue
  • 29/1-7/2
  • 2 total stops
  • 16h 01m total
  • Chicago to San Juan
Search Deals
JetBlue
  • JetBlue
  • 17/1
  • 1 total stop
  • 8h 20m total
  • Chicago to San Juan
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl to Luis Munoz Marin Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

O'Hare Intl

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Thu 29/1

09:40-19:26

1 stop7h 46m

San Juan Luis Munoz Marin Intl

Sat 7/2

13:30-19:45

1 stop8h 15m

£147

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 10/3

10:00-20:56

1 stop9h 56m

San Juan Luis Munoz Marin Intl

Thu 12/3

03:26-11:25

1 stop8h 59m

£147

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 3/6

15:15-00:59

1 stop8h 44m

San Juan Luis Munoz Marin Intl

Tue 9/6

12:30-19:26

1 stop7h 56m

£151

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Fri 27/2

12:41-23:44

1 stop9h 03m

San Juan Luis Munoz Marin Intl

Sat 7/3

05:10-11:58

1 stop8h 48m

£151

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sat 21/2

06:04-16:56

1 stop8h 52m

San Juan Luis Munoz Marin Intl

Sun 1/3

05:10-11:48

1 stop8h 38m

£151

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Mon 9/3

12:41-21:31

1 stop7h 50m

San Juan Luis Munoz Marin Intl

Wed 11/3

01:30-10:05

1 stop9h 35m

£151

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 28/1

09:40-19:23

1 stop7h 43m

San Juan Luis Munoz Marin Intl

Sat 7/2

13:30-19:45

1 stop8h 15m

£153

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 28/1

09:40-19:23

1 stop7h 43m

San Juan Luis Munoz Marin Intl

Mon 2/2

11:06-19:36

1 stop10h 30m

£153

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sun 18/1

07:45-18:05

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Fri 23/1

11:06-19:36

1 stop10h 30m

£153

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Thu 29/1

09:40-19:26

1 stop7h 46m

San Juan Luis Munoz Marin Intl

Mon 2/2

11:06-19:36

1 stop10h 30m

£162

Flights are sorted by cheapest return flights first.

Deals found on 18/12

Showing 1-10 of 22 results
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Best time to book a flight from O'Hare Intl to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from O'Hare Intl with our price prediction graph.
Estimated return 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 Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Luis Munoz Marin Intl. Price data was last updated on 12 December 2025.

The price you pay for your flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport (average of £95). Flying from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of £165). 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.

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

Find hourly flight availability from O'Hare Intl to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 89% on flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport by exploring options for tickets in the afternoon.

How much does it cost for a return flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

Related info for your journey

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

  • How long is the flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    There are many flights that can get you from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport in 7h 46m. Fly via JetBlue to get the fastest option. The distance from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport is about 2073 mi.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    Consider Air Canada (80%), United Airlines (80%) or Air New Zealand (80%) when booking your flight. These represent the most reliable airlines when flying from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport.

  • Can I find deals for flights from O'Hare Intl to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Luis Munoz Marin Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from O'Hare Intl to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Luis Munoz Marin 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 Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport (average of £95). Flying from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of £165). 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

Travelling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Bayamón

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Can Cheapflights find flights from O'Hare Intl to Luis Munoz Marin Intl with no change fees?

Yes! Cheapflights helps users easily find flights from O'Hare Intl to Luis Munoz Marin Intl with no change fees.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Luis Munoz Marin Intl become cheaper?

Not ready to book yet? You can track prices for flights from O'Hare Intl to Luis Munoz Marin Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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