Spirit's Big Front Seats offer 11 inches more legroom, perfect for added comfort.
Spirit's Economy Plus Bundle includes both carry-on and check-in bags, saving costs.
$109+ Cheap flights from O'Hare Intl (ORD) to Luis Munoz Marin Intl (SJU)
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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SJU
Nov 22 — Nov 291
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Luis Munoz Marin 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.Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Juan Luis Munoz Marin Intl are usually found in January or April, booked 49 days in advance, depart on a Tuesday or Monday and return on a Friday
Cheap 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 October 23, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (Kiwi.com) |
One-way from | $109 (Priceline) |
Popular in | December |
Cheapest in | January |
Average price | $378 |
Good round-trip deal | $331 or less |
Good one-way deal | $193 or less |
Find flight deals from O'Hare Intl to Luis Munoz Marin Intl
Cheapest flights from O'Hare Intl to Luis Munoz Marin IntlExplore 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 October 23, 2025.
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 October 23, 2025.
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:40 amORD - SJU
Nonstop4h 42mSpirit Airlines
Sat 12/137:08 pmSJU - ORD
Nonstop5h 22mSpirit Airlines
Deal found 10/21![Spirit Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:31 pmORD - SJU
1 stop11h 02mMultiple Airlines
Fri 11/213:23 pmSJU - ORD
1 stop21h 12mMultiple Airlines
Deal found 10/22![Multiple Airlines logo]()
$210
This Frontier deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:40 amORD - SJU
1 stop10h 14mFrontier
Mon 11/34:24 pmSJU - ORD
1 stop9h 47mFrontier
Deal found 10/20![Frontier logo]()
$211
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmORD - SJU
1 stop8h 14mFrontier
Tue 1/134:06 pmSJU - ORD
1 stop7h 53mFrontier
Deal found 10/23![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:40 amORD - SJU
1 stop9h 14mMultiple Airlines
Thu 12/410:42 amSJU - ORD
1 stop9h 54mMultiple Airlines
Deal found 10/22![Multiple Airlines logo]()
$214
This Frontier deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:40 amORD - SJU
1 stop10h 14mFrontier
Thu 11/137:30 amSJU - ORD
1 stop8h 29mFrontier
Deal found 10/22![Frontier logo]()
$216
This Cheapflightsfares deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/18:41 amORD - SJU
Nonstop4h 36mSpirit Airlines
Mon 12/89:47 pmSJU - ORD
Nonstop5h 12mSpirit Airlines
Deal found 10/23![Spirit Airlines logo]()
$217
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/285:28 pmORD - SJU
1 stop7h 16mSpirit Airlines
Fri 10/313:19 pmSJU - ORD
1 stop7h 14mSpirit Airlines
Deal found 10/21![Spirit Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:40 amORD - SJU
Nonstop4h 42mSpirit Airlines
Tue 12/167:08 pmSJU - ORD
Nonstop5h 22mSpirit Airlines
Deal found 10/21![Spirit Airlines logo]()
$220
This Frontier deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmORD - SJU
1 stop8h 14mFrontier
Thu 1/86:00 amSJU - ORD
1 stop12h 55mFrontier
Deal found 10/22![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:34 pmORD - SJU
2 stops51h 58mMultiple Airlines
Fri 11/143:41 pmSJU - ORD
Nonstop5h 10mMultiple Airlines
Deal found 10/21![Multiple Airlines logo]()
$225
This Frontier deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:40 amORD - SJU
1 stop10h 14mFrontier
Fri 10/315:51 pmSJU - ORD
2 stops18h 39mFrontier
Deal found 10/21![Frontier logo]()
$227
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated October 23, 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
Wed 2/4
2:20 pm-9:00 pm
Nonstop4h 40m
San Juan Luis Munoz Marin Intl
Tue 2/10
3:46 pm-10:58 pm
1 stop9h 12m
$223
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sun 2/8
7:10 am-8:30 pm
1 stop11h 20m
San Juan Luis Munoz Marin Intl
Sat 2/14
7:30 am-4:39 pm
1 stop11h 09m
$263
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Thu 1/29
2:27 pm-12:36 am
1 stop8h 09m
San Juan Luis Munoz Marin Intl
Sun 2/1
2:05 am-9:40 am
1 stop9h 35m
$267
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sun 2/8
2:20 pm-9:00 pm
Nonstop4h 40m
San Juan Luis Munoz Marin Intl
Sat 2/14
7:45 am-5:08 pm
1 stop11h 23m
$281
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sun 12/7
3:45 pm-12:35 am
1 stop6h 50m
San Juan Luis Munoz Marin Intl
Fri 12/12
6:10 am-9:50 pm
2 stops17h 40m
$289
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sat 1/31
6:05 am-11:00 pm
2 stops14h 55m
San Juan Luis Munoz Marin Intl
Fri 2/6
6:10 am-9:50 pm
2 stops17h 40m
$300
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Wed 12/3
11:25 am-11:54 pm
1 stop10h 29m
San Juan Luis Munoz Marin Intl
Sat 12/6
1:45 pm-9:52 pm
1 stop10h 07m
$308
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Mon 3/9
12:10 pm-10:00 pm
1 stop8h 50m
San Juan Luis Munoz Marin Intl
Thu 3/12
12:15 pm-9:33 pm
1 stop10h 18m
$308
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sun 3/1
1:00 pm-10:22 pm
1 stop7h 22m
San Juan Luis Munoz Marin Intl
Fri 3/6
2:05 am-9:21 am
1 stop9h 16m
$311
ChicagoSan Juan
ORD - SJU
ORDSJU
Chicago O'Hare Intl
Sat 1/31
3:35 pm-12:36 am
1 stop7h 01m
San Juan Luis Munoz Marin Intl
Fri 2/6
2:05 am-9:40 am
1 stop9h 35m
$317
Showing 1-10 of 20 results
Compare providers for flights from O'Hare Intl to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Luis Munoz Marin Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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 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 Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport
Prices
Airlines
Delays
More
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 round-trip flight from O'Hare Intl to Luis Munoz Marin Intl. Price data was last updated on October 17, 2025.
To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Currently, February 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 $127). Flying from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $187). 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 October 23, 2025.
It’s optimal to fly from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport in the evening. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Luis Munoz Marin Intl. Price data was last updated on October 19, 2025.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Chicago to San Juan delayed?
About 15% of weekly flights between Chicago and San Juan have experienced delays in the past year, with the average delay time being 146 minutes.
What is the most punctual flight time for Chicago to San Juan flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to San Juan flights?
Over the last year, GlobalX Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.
What’s the top layover airport for flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Orlando (MCO) – chosen by Cheapflights users on 50% of 1-stop itineraries from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
What’s the fastest layover option from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Orlando (MCO) have the shortest average one-way travel time for 1-stop routes: 7h 26m.
What’s the fastest layover option from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Orlando (MCO) have the shortest average one-way travel time for 1-stop routes: 7h 26m.
Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport?
Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Tampa (TPA) offer the fastest connection on this route, with an average layover time of 1h 35m.
The best insider tips for Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport trip
Airlines
![Spirit Airlines]()
Spirit Airlines
![United Airlines]()
United Airlines
United's Economy Plus offers extra legroom and priority boarding, ideal for medium-haul comfort.
United's Polaris Lounges offer premium amenities like showers and dining for eligible passengers.
Airports
Our travel experts
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated October 23, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
Comfort
7.9
Entertainment
7.9
Food
7.3
Crew
8.5
Overall
7.9
Boarding
8.2
Reviews
1 / 20
8.0
ExcellentMatthew,Oct 2025
GSP - ATL
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.
Traveling 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 locationsDorado
Fajardo
Rio Grande
Luquillo
Humacao
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Alternative routes for O'Hare Intl to Luis Munoz Marin Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from O'Hare Intl to Luis Munoz Marin Intl
Discover the top 7 airlines that operate flights from O'Hare Intl to Luis Munoz Marin Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$106 | Average$284 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$305 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$196 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$418 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$533 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$357 | Average$524 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$384 | Average$478 | FlexibilityNo cancel fee | On-time63% |