$87+ Cheap flights from Luis Munoz Marin Intl (SJU) to Illinois
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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Luis Munoz Marin Intl to Illinois 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 Luis Munoz Marin Intl to Illinois
Keep the following information in mind while searching for Luis Munoz Marin Intl to Illinois flight deals. Data was last updated April 2, 2025.
Round-trip from | $175 (Cheapflightsfares) |
|---|---|
One-way from | $87 (FlightHub) |
Popular in | March |
Cheapest in | January |
Average price | $332 |
Good round-trip deal | $337 or less |
Good one-way deal | $186 or less |
Find flight deals from Luis Munoz Marin Intl to Illinois
Cheapest flights from Luis Munoz Marin Intl to IllinoisExplore the most affordable flight options available from Luis Munoz Marin Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.
Explore the most affordable flight options available from Luis Munoz Marin Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.
This eDestinos deal was found by Cheapflights users on 4/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This eDestinos deal was found by Cheapflights users on 4/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Flightnetwork deal was found by Cheapflights users on 3/31. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 4/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 3/31. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Luis Munoz Marin Intl to Illinois 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 April 2, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Thu 4/24
6:38 pm-12:58 am
1 stop7h 20m
Chicago O'Hare Intl
Tue 4/29
5:36 am-3:35 pm
1 stop8h 59m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Wed 4/23
5:59 pm-12:20 am
1 stop7h 21m
Chicago O'Hare Intl
Mon 4/28
4:30 pm-2:49 am
1 stop9h 19m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Thu 5/1
9:58 pm-7:18 pm
1 stop22h 20m
Chicago O'Hare Intl
Thu 5/8
6:00 am-7:44 pm
1 stop12h 44m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Wed 6/18
6:15 am-2:38 pm
1 stop9h 23m
Lambert-St Louis
Sat 7/5
6:30 am-3:09 pm
1 stop7h 39m
San JuanChicago
SJU - MDW
SJUMDW
San Juan Luis Munoz Marin Intl
Fri 5/2
6:00 am-5:28 pm
1 stop12h 28m
Chicago Midway
Mon 5/5
1:19 pm-2:51 am
1 stop12h 32m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Tue 4/22
5:30 am-8:58 pm
1 stop16h 28m
Lambert-St Louis
Sun 4/27
6:15 am-12:09 am
1 stop16h 54m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Fri 5/9
6:00 am-12:14 am
1 stop19h 14m
Lambert-St Louis
Sun 5/11
10:10 am-7:07 pm
1 stop7h 57m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Wed 4/16
2:12 pm-11:46 pm
1 stop10h 34m
Lambert-St Louis
Tue 4/29
5:41 pm-2:49 am
1 stop8h 08m
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Mon 5/5
10:15 pm-5:15 pm
2 stops20h 00m
Lambert-St Louis
Sun 5/11
10:10 am-11:31 am
2 stops24h 21m
San JuanChicago
SJU - ORD
SJUORD
San Juan Luis Munoz Marin Intl
Fri 9/19
11:55 am-9:25 pm
2 stops10h 30m
Chicago O'Hare Intl
Mon 9/22
5:15 am-4:20 pm
2 stops10h 05m
Best time to book a flight from Luis Munoz Marin Intl to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Luis Munoz Marin Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Juan Luis Munoz Marin Intl Airport to Illinois
What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Illinois?
Currently, August is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Illinois (average of $245). Flying from San Juan Luis Munoz Marin Intl Airport to Illinois in March is currently the most expensive (average of $323). 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 SJU to IL?
Find hourly flight availability from Luis Munoz Marin Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.
When flying from San Juan Luis Munoz Marin Intl Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Juan Luis Munoz Marin Intl Airport to Illinois
Explore weekly flight availability from Luis Munoz Marin Intl to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 2, 2025.
The most flights from SJU to USIL are scheduled on a Monday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (8 on average).
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Juan to Illinois to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Cheri,Jan 2025
FAT - SEA
Related info for your journey
Find useful and relevant information for your journey from Luis Munoz Marin Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Luis Munoz Marin Intl to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Luis Munoz Marin Intl to Illinois
Discover the top 6 airlines that operate flights from Luis Munoz Marin Intl to Illinois. 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 April 2, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$241 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$257 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$172 | Average$424 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$214 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$420 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$307 | Average$462 | FlexibilityNo cancel fee | On-time71% |