Cheap flights from Illinois to San Juan from $62

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — SJU
Feb 27 — Mar 51

How far in advance should I book a flight from Illinois to San Juan?

Users have found that booking a flight from Illinois to San Juan at least 57 days early can save you up to 17% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Illinois to San Juan for as little as $270 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $335 for flights departing within the next 3 days.

What is the cheapest month to fly from Illinois to San Juan?

Our data shows that September tends to be the cheapest month to fly to San Juan from Illinois. Users have commonly found prices around $370 for the month, but tickets can be as low as $111. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Illinois to San Juan (IL - SJU)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Juan as you normally would.

Cheap Spirit Airlines flights from Illinois to San Juan

Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Illinois to San Juan. Make sure to double check the flight details before booking.
Mon 4/87:44 pmORD - SJU
1 stop15h 00mSpirit Airlines
Fri 4/129:32 pmSJU - ORD
1 stop13h 06mSpirit Airlines
Deal found 2/21$134
Tue 4/2310:38 amORD - SJU
1 stop6h 29mSpirit Airlines
Wed 5/812:37 pmSJU - ORD
1 stop9h 04mSpirit Airlines
Deal found 2/22$140
Mon 4/87:37 pmORD - SJU
1 stop15h 07mSpirit Airlines
Tue 4/163:36 pmSJU - ORD
1 stop7h 51mSpirit Airlines
Deal found 2/22$142
Mon 4/87:37 pmORD - SJU
1 stop15h 07mSpirit Airlines
Thu 4/1810:59 pmSJU - ORD
1 stop11h 39mSpirit Airlines
Deal found 2/22$143
Mon 4/87:37 pmORD - SJU
1 stop15h 07mSpirit Airlines
Fri 4/127:57 pmSJU - ORD
1 stop14h 41mSpirit Airlines
Deal found 2/21$144
Mon 4/87:37 pmORD - SJU
1 stop15h 07mSpirit Airlines
Fri 4/199:32 pmSJU - ORD
1 stop13h 06mSpirit Airlines
Deal found 2/22$145
Tue 4/2310:38 amORD - SJU
1 stop6h 29mSpirit Airlines
Tue 5/71:20 amSJU - ORD
1 stop7h 03mSpirit Airlines
Deal found 2/22$146
Wed 5/85:11 pmORD - SJU
1 stop7h 52mSpirit Airlines
Tue 5/148:00 pmSJU - ORD
2 stops23h 56mSpirit Airlines
Deal found 2/21$147
Tue 4/97:30 amORD - SJU
1 stop10h 41mSpirit Airlines
Wed 4/173:53 pmSJU - ORD
1 stop9h 30mSpirit Airlines
Deal found 2/22$148

Cheap United Airlines flights from Illinois to San Juan

Explore cheap flight options specifically provided by United Airlines for the route between Illinois and San Juan. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Some of the best deals we've found on United Airlines flights traveling from Illinois to San Juan. Make sure to examine the flight information before completing your reservation.
Tue 2/278:55 amORD - SJU
Nonstop4h 40mUnited Airlines
Fri 3/12:05 amSJU - ORD
1 stop9h 29mUnited Airlines
Deal found 2/22$312
Tue 2/272:20 pmORD - SJU
1 stop8h 16mUnited Airlines
Fri 3/12:05 amSJU - ORD
1 stop9h 29mUnited Airlines
Deal found 2/22$316
Fri 4/123:51 pmMLI - SJU
1 stop7h 00mUnited Airlines
Mon 4/151:05 amSJU - MLI
2 stops10h 18mUnited Airlines
Deal found 2/21$529

Cheap Illinois to San Juan flights in February & March 2024

Find cheap flight options from Illinois to San Juan specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,442,422 searches. Prices were last updated on February 22, 2024.
Listed are some of the best fares we've found on flights departing from Illinois to San Juan in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 3/410:40 pmORD - SJU
2 stops25h 03mMultiple Airlines
Mon 3/118:06 pmSJU - ORD
1 stop13h 24mMultiple Airlines
Deal found 2/20$168
Mon 3/410:40 pmORD - SJU
2 stops25h 03mMultiple Airlines
Sat 3/91:40 pmSJU - ORD
1 stop8h 51mMultiple Airlines
Deal found 2/20$170
Tue 2/275:10 amORD - SJU
3 stops19h 38mSpirit Airlines
Wed 3/61:40 pmSJU - ORD
1 stop21h 25mSpirit Airlines
Deal found 2/20$171
Tue 3/197:30 amORD - SJU
1 stop10h 41mSpirit Airlines
Tue 4/28:06 pmSJU - ORD
1 stop14h 28mSpirit Airlines
Deal found 2/20$173
Tue 3/199:08 amMDW - SJU
2 stops13h 25mMultiple Airlines
Thu 4/119:34 amSJU - MDW
1 stop9h 49mMultiple Airlines
Deal found 2/20$173
Mon 3/410:40 pmORD - SJU
2 stops25h 03mSpirit Airlines
Thu 3/74:57 pmSJU - ORD
1 stop16h 24mSpirit Airlines
Deal found 2/20$174
Tue 3/56:10 pmMDW - SJU
2 stops30h 49mFrontier
Tue 3/199:05 pmSJU - MDW
1 stop11h 56mFrontier
Deal found 2/20$174
Sat 3/165:30 pmORD - SJU
1 stop6h 22mSpirit Airlines
Tue 3/198:06 pmSJU - ORD
1 stop14h 28mSpirit Airlines
Deal found 2/20$175
Tue 3/56:10 pmMDW - SJU
2 stops30h 49mFrontier
Tue 3/199:05 pmSJU - MDW
1 stop11h 56mFrontier
Deal found 2/20$175

Illinois to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Illinois and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Listed are some of the best fares we've found on flights departing from Illinois to San Juan in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 4/107:17 pmMDW - SJU
1 stop18h 21mFrontier
Wed 4/179:34 amSJU - MDW
1 stop9h 53mFrontier
Deal found 2/22$141
Wed 4/2412:28 pmMDW - SJU
1 stop9h 38mFrontier
Wed 5/89:34 amSJU - MDW
1 stop9h 53mFrontier
Deal found 2/22$144
Tue 4/237:13 pmMDW - SJU
1 stop12h 21mFrontier
Wed 5/89:34 amSJU - MDW
1 stop9h 53mFrontier
Deal found 2/22$146
Tue 4/98:51 amMDW - SJU
1 stop16h 16mFrontier
Wed 4/179:34 amSJU - MDW
1 stop9h 53mFrontier
Deal found 2/22$149
Tue 4/97:10 amMDW - SJU
1 stop10h 56mFrontier
Tue 4/169:34 amSJU - MDW
1 stop9h 49mFrontier
Deal found 2/21$152
Tue 4/238:39 pmMDW - SJU
1 stop22h 52mFrontier
Tue 4/303:41 pmSJU - MDW
1 stop27h 46mFrontier
Deal found 2/21$153
Tue 5/72:35 pmSTL - SJU
1 stop9h 35mSpirit Airlines
Wed 5/84:45 amSJU - STL
1 stop6h 50mSpirit Airlines
Deal found 2/21$154
Mon 4/157:17 pmMDW - SJU
1 stop12h 17mFrontier
Tue 4/239:34 amSJU - MDW
1 stop9h 49mFrontier
Deal found 2/21$156
Sat 4/133:54 pmMDW - SJU
1 stop15h 40mFrontier
Tue 4/169:34 amSJU - MDW
1 stop9h 49mFrontier
Deal found 2/21$157

Non-stop flights to San Juan from Illinois

Discover non-stop flight options from Illinois to San Juan. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
For a quicker trip, book one of these direct flights from Illinois to San Juan. Those looking to potentially save on 1 or 2-stop flights from Illinois to San Juan should utilize the search form at the the top of the page.
Tue 4/99:21 amORD - SJU
Nonstop4h 41mSpirit Airlines
Tue 4/166:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/21$176
Wed 4/1011:20 amORD - SJU
Nonstop4h 43mSpirit Airlines
Sat 4/136:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/21$179
Tue 4/2311:20 amORD - SJU
Nonstop4h 43mSpirit Airlines
Sat 4/276:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/20$184
Tue 4/911:20 amORD - SJU
Nonstop4h 39mSpirit Airlines
Wed 4/176:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/22$189
Thu 4/1111:20 amORD - SJU
Nonstop4h 43mSpirit Airlines
Tue 4/166:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/20$195
Mon 4/811:20 amORD - SJU
Nonstop4h 39mSpirit Airlines
Wed 4/176:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/21$196
Sat 4/1311:20 amORD - SJU
Nonstop4h 43mSpirit Airlines
Mon 4/226:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/21$198
Mon 4/811:20 amORD - SJU
Nonstop4h 39mSpirit Airlines
Sat 4/136:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/21$199
Mon 4/811:20 amORD - SJU
Nonstop4h 39mSpirit Airlines
Sat 4/136:00 amSJU - ORD
Nonstop5h 19mSpirit Airlines
Deal found 2/22$204

Illinois to San Juan flights leaving soon

Find last-minute flight options from Illinois to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
Book one of these great deals on flights from Illinois to San Juan. Users should examine the flight details to ensure there are no surprises.
Tue 2/275:10 amORD - SJU
3 stops19h 38mSpirit Airlines
Wed 3/61:40 pmSJU - ORD
1 stop21h 25mSpirit Airlines
Deal found 2/20$171
Tue 2/275:10 amORD - SJU
3 stops19h 38mSpirit Airlines
Thu 2/295:18 pmSJU - ORD
1 stop16h 01mSpirit Airlines
Deal found 2/20$177
Tue 2/276:00 pmORD - SJU
1 stop6h 48mSpirit Airlines
Thu 2/295:18 pmSJU - ORD
1 stop16h 01mSpirit Airlines
Deal found 2/20$180
Tue 2/276:00 pmORD - SJU
1 stop6h 48mSpirit Airlines
Wed 3/61:40 pmSJU - ORD
1 stop21h 25mSpirit Airlines
Deal found 2/20$181
Tue 2/276:00 pmORD - SJU
1 stop6h 48mMultiple Airlines
Mon 3/43:59 amSJU - ORD
2 stops29h 22mMultiple Airlines
Deal found 2/20$184
Tue 2/275:10 amORD - SJU
3 stops19h 38mSpirit Airlines
Tue 3/59:04 pmSJU - ORD
1 stop14h 30mSpirit Airlines
Deal found 2/20$185
Tue 2/276:00 pmORD - SJU
1 stop6h 48mMultiple Airlines
Wed 3/62:23 pmSJU - ORD
2 stops18h 58mMultiple Airlines
Deal found 2/20$190
Tue 2/276:00 pmORD - SJU
1 stop6h 48mSpirit Airlines
Tue 3/59:04 pmSJU - ORD
1 stop14h 30mSpirit Airlines
Deal found 2/20$194
Tue 2/2710:40 pmORD - SJU
2 stops23h 15mSpirit Airlines
Thu 2/295:18 pmSJU - ORD
1 stop16h 01mSpirit Airlines
Deal found 2/20$195

One-way flights to San Juan from Illinois

Search for one-way flight options from Illinois to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,442,422 searches. Data last updated February 22, 2024.
If you're seeking multiple options on one-way flights from Illinois to San Juan, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Illinois to San Juan should utilize the search form at the the top of the page.
Tue 5/145:51 pmORD - SJU
1 stop6h 59mMultiple Airlines
Deal found 2/21$62
Mon 4/87:44 pmORD - SJU
1 stop15h 00mSpirit Airlines
Deal found 2/21$68
Tue 3/197:30 amORD - SJU
1 stop10h 41mSpirit Airlines
Deal found 2/22$73
Tue 4/97:30 amORD - SJU
1 stop10h 41mSpirit Airlines
Deal found 2/20$74
Tue 2/276:10 pmMDW - SJU
2 stops31h 39mMultiple Airlines
Deal found 2/20$74
Tue 5/1412:04 pmORD - SJU
2 stops12h 46mSpirit Airlines
Deal found 2/21$78
Tue 2/2710:40 pmORD - SJU
2 stops27h 09mSpirit Airlines
Deal found 2/20$79
Mon 3/1810:11 amORD - SJU
1 stop8h 00mSpirit Airlines
Deal found 2/22$81
Wed 3/134:59 pmORD - SJU
1 stop7h 56mSpirit Airlines
Deal found 2/21$82

Find flights from Illinois to San Juan within your budget

Customize your flight search to find flights from Illinois to San Juan 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 3,442,422 searches. Data last updated February 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$134 - $307

Route

Depart

Return

Price

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Mon 4/8

1 stop15h 00m

San Juan Luis Munoz Marin Intl

Fri 4/12

1 stop13h 06m

$134

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 4/23

1 stop6h 29m

San Juan Luis Munoz Marin Intl

Wed 5/8

1 stop9h 04m

$140

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Wed 4/10

1 stop18h 21m

San Juan Luis Munoz Marin Intl

Tue 4/23

1 stop9h 49m

$141

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Mon 4/8

1 stop15h 07m

San Juan Luis Munoz Marin Intl

Tue 4/16

1 stop7h 51m

$142

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Wed 4/24

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Wed 5/8

1 stop9h 53m

$144

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Tue 4/9

1 stop10h 56m

San Juan Luis Munoz Marin Intl

Tue 4/16

1 stop9h 49m

$152

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Wed 4/17

1 stop18h 21m

San Juan Luis Munoz Marin Intl

Mon 4/22

1 stop30h 43m

$159

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 5/8

1 stop16h 25m

San Juan Luis Munoz Marin Intl

Mon 5/13

1 stop9h 05m

$162

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 5/7

2 stops9h 49m

San Juan Luis Munoz Marin Intl

Wed 5/8

2 stops9h 17m

$307

Flights are sorted by cheapest first

Deals found on 2/21

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated February 22, 2024.
See what other customers who have flown with Spirit Airlines, United Airlines and Frontier from Illinois to San Juan have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very good
11,921 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.4
Good
11,872 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

7.3
Good
15,643 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

6.5
Okay
8,947 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

6.4
Okay
4,512 reviews
8.1
Very good
11,921 reviews

Boarding

8.2

Food

7.5

Crew

8.6

Comfort

7.9

Entertainment

8.1

Overall

8.1

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from Illinois to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find flights from Illinois to San Juan for under $200 on Cheapflights?

Yes, there are multiple flights from Illinois to San Juan for under $200. The cheapest flight booked recently is on Spirit Airlines for just $134, but on average you can expect to pay $147.

Are there nonstop flights from Illinois to San Juan for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to San Juan under $200. A good price for a nonstop flight from Illinois to San Juan is less than $207.

Are there last-minute flights available from Illinois to San Juan for under $200?

There are currently 20+ open flights from Illinois to San Juan within the next 7 days for less than $200.

What are the cheapest airlines to fly from Illinois to San Juan one-way?

$68 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $87 and $89, respectively.

What are the most popular routes from Illinois to San Juan?

What are the most popular airlines that fly from Illinois to San Juan?

What are the most reliable airlines from Illinois to San Juan?

No one likes to see their flight delayed. When booking a flight from Illinois to San Juan consider choosing Spirit Airlines (86%), United Airlines (83%) or Air Canada (77%) as they are the most reliable in getting you off to your destination on time.

What are the cheapest flights from Illinois to San Juan?

The cheapest flight price from Illinois to San Juan is $104. On average you can expect to pay $954. The most popular route, (Chicago O'Hare Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $134.

What does ORD to SJU mean?

ORD stands for Chicago O'Hare Intl Airport, while SJU stands for San Juan Luis Munoz Marin Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are San Juan Isla Grande Airport (SIG), Ponce Mercedita Airport (PSE), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR).

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 Illinois to San Juan
See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Illinois to San Juan

Discover the top 7 airlines that operate flights from Illinois to San Juan. 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 3,442,422 searches. Data last updated February 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$255FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$123Average$320FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$126Average$682FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$154Average$744FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest$165Average$405FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest$282Average$608FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$301Average$479FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from Illinois to San Juan by cabin class

Find flights from Illinois to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Illinois to San Juan

Find hourly flight availability from Illinois to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to San Juan?

Cheapflights helps you search for flights from Illinois to San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Illinois to San Juan?

Cheapflights simply makes it quick and affordable to book flights from Illinois to San Juan by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Illinois to San Juan with no change fees?

Need flexible booking options for your flight to San Juan from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to San Juan become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Juan from Illinois today and book when prices fit your budget.