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Cheap flights from Illinois to Puerto Rico from $69

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 5/18. 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
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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How far in advance should I book a flight from Illinois to Puerto Rico?

Find a great deal and save up to 20% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to Puerto Rico within the next two weeks, with the cheapest ticket starting at $258.

What is the cheapest month to fly from Illinois to Puerto Rico?

Our data shows that October tends to be the cheapest month to fly to Puerto Rico from Illinois. Users have commonly found prices around $318 for the month, but tickets can be as low as $90. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Illinois to Puerto Rico (IL - PR)?

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

Cheap Frontier flights from Illinois to Puerto Rico

Explore cheap flight options specifically provided by Frontier for the route between Illinois and Puerto Rico. 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 2,719,943 searches. Data last updated May 5, 2024.
Find some of the cheapest Frontier flights traveling from Illinois to Puerto Rico. Make sure to double check the flight details before booking.
Sat 5/189:08 pmMDW - SJU
1 stop10h 15mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$137
Tue 5/2110:16 amMDW - SJU
1 stop12h 38mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$138
Mon 5/206:30 pmMDW - SJU
1 stop6h 28mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$139
Sun 5/197:23 pmMDW - SJU
1 stop12h 07mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$147
Sun 5/197:23 pmMDW - SJU
1 stop12h 07mFrontier
Wed 5/229:19 amSJU - MDW
1 stop10h 08mFrontier
Deal found 5/5$148
Fri 5/177:23 pmMDW - SJU
1 stop15h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$173
Tue 5/142:44 pmMDW - SJU
1 stop11h 39mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$175
Wed 5/1512:28 pmMDW - SJU
1 stop9h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$176
Wed 5/1512:28 pmMDW - SJU
1 stop9h 38mFrontier
Wed 5/229:19 amSJU - MDW
1 stop10h 08mFrontier
Deal found 5/5$177

Cheap Spirit Airlines flights from Illinois to Puerto Rico

Explore cheap flight options specifically provided by Spirit Airlines for the route between Illinois and Puerto Rico. 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 2,719,943 searches. Data last updated May 5, 2024.
Some of the best deals we've found on Spirit Airlines flights traveling from Illinois to Puerto Rico. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 6/410:34 amSTL - SJU
1 stop24h 07mSpirit Airlines
Wed 6/58:06 pmSJU - STL
1 stop22h 22mSpirit Airlines
Deal found 5/4$166
Sat 6/19:25 pmORD - SJU
1 stop16h 51mSpirit Airlines
Sat 6/81:30 pmSJU - ORD
1 stop8h 21mSpirit Airlines
Deal found 5/5$181
Tue 6/46:40 pmORD - SJU
1 stop16h 01mSpirit Airlines
Fri 6/216:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/4$182
Wed 6/129:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Tue 6/189:06 pmSJU - ORD
1 stop13h 55mSpirit Airlines
Deal found 5/4$183
Wed 6/1210:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Mon 6/178:06 pmSJU - ORD
1 stop21h 22mSpirit Airlines
Deal found 5/5$184
Tue 5/149:15 pmORD - SJU
1 stop20h 42mSpirit Airlines
Sat 5/186:14 pmSJU - ORD
1 stop14h 59mSpirit Airlines
Deal found 5/4$185
Tue 5/149:15 pmORD - SJU
1 stop20h 42mSpirit Airlines
Fri 5/176:10 amSJU - ORD
Nonstop5h 10mSpirit Airlines
Deal found 5/4$186
Wed 5/156:16 pmORD - SJU
1 stop6h 54mSpirit Airlines
Sat 5/256:10 amSJU - ORD
Nonstop5h 10mSpirit Airlines
Deal found 5/4$187
Thu 5/306:12 amORD - SJU
2 stops19h 53mSpirit Airlines
Thu 6/611:08 pmSJU - ORD
1 stop11h 53mSpirit Airlines
Deal found 5/4$188

Cheap Illinois to Puerto Rico flights in May & June 2024

Find cheap flight options from Illinois to Puerto Rico specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
Check out some of the best flight deals from Illinois to Puerto Rico in 2024. More deals are always being added, so be sure to check back regularly.
Sat 5/189:08 pmMDW - SJU
1 stop10h 15mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$137
Tue 5/2110:16 amMDW - SJU
1 stop12h 38mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$138
Mon 5/206:30 pmMDW - SJU
1 stop6h 28mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$139
Sun 5/197:23 pmMDW - SJU
1 stop12h 07mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$147
Tue 6/410:34 amSTL - SJU
1 stop24h 07mSpirit Airlines
Wed 6/58:06 pmSJU - STL
1 stop22h 22mSpirit Airlines
Deal found 5/4$166
Fri 5/177:23 pmMDW - SJU
1 stop15h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$173
Tue 5/142:44 pmMDW - SJU
1 stop11h 39mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$175
Mon 5/139:11 pmSTL - SJU
1 stop15h 30mFrontier
Sat 5/1810:18 pmSJU - STL
1 stop9h 50mFrontier
Deal found 5/4$175
Wed 5/1512:28 pmMDW - SJU
1 stop9h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$176

Illinois to Puerto Rico 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Puerto Rico in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Check out some of the best flight deals from Illinois to Puerto Rico in 2024. More deals are always being added, so be sure to check back regularly.
Sat 5/189:08 pmMDW - SJU
1 stop10h 15mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$137
Tue 5/2110:16 amMDW - SJU
1 stop12h 38mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$138
Mon 5/206:30 pmMDW - SJU
1 stop6h 28mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$139
Sun 5/197:23 pmMDW - SJU
1 stop12h 07mFrontier
Wed 5/226:48 amSJU - MDW
1 stop16h 05mFrontier
Deal found 5/4$147
Tue 6/410:34 amSTL - SJU
1 stop24h 07mSpirit Airlines
Wed 6/58:06 pmSJU - STL
1 stop22h 22mSpirit Airlines
Deal found 5/4$166
Fri 5/177:23 pmMDW - SJU
1 stop15h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$173
Tue 5/142:44 pmMDW - SJU
1 stop11h 39mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$175
Mon 5/139:11 pmSTL - SJU
1 stop15h 30mFrontier
Sat 5/1810:18 pmSJU - STL
1 stop9h 50mFrontier
Deal found 5/4$175
Wed 5/1512:28 pmMDW - SJU
1 stop9h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$176

Non-stop flights to Puerto Rico from Illinois

Discover non-stop flight options from Illinois to Puerto Rico. 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 2,719,943 searches. Data last updated May 5, 2024.
If you're seeking options on non-stop flights from Illinois to Puerto Rico, check out these fares. Those looking to potentially save on 1 or 2-stop flights from Illinois to Puerto Rico should utilize the search form at the the top of the page.
Wed 6/59:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Tue 6/113:49 pmSJU - ORD
Nonstop5h 11mSpirit Airlines
Deal found 5/5$181
Thu 5/3011:10 amORD - SJU
Nonstop4h 53mSpirit Airlines
Wed 6/56:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/5$182
Wed 5/2911:10 amORD - SJU
Nonstop4h 53mSpirit Airlines
Fri 6/74:09 pmSJU - ORD
Nonstop5h 11mSpirit Airlines
Deal found 5/4$195
Wed 6/510:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Mon 6/106:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/4$196
Wed 6/59:11 amORD - SJU
Nonstop4h 48mSpirit Airlines
Mon 6/106:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/4$197
Sat 5/2511:10 amORD - SJU
Nonstop4h 53mSpirit Airlines
Thu 6/64:09 pmSJU - ORD
Nonstop5h 11mSpirit Airlines
Deal found 5/4$200
Sun 5/269:37 amORD - SJU
Nonstop4h 54mSpirit Airlines
Sat 6/16:10 amSJU - ORD
Nonstop5h 10mSpirit Airlines
Deal found 5/4$201
Thu 6/610:59 amORD - SJU
Nonstop4h 49mSpirit Airlines
Tue 6/116:00 amSJU - ORD
Nonstop5h 09mSpirit Airlines
Deal found 5/4$202
Sat 6/89:15 amORD - SJU
Nonstop4h 48mSpirit Airlines
Wed 6/123:49 pmSJU - ORD
Nonstop5h 11mSpirit Airlines
Deal found 5/4$203

Illinois to Puerto Rico flights leaving soon

Find last-minute flight options from Illinois to Puerto Rico 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 2,719,943 searches. Data last updated May 5, 2024.
Have a look at some of the flights available from Illinois to Puerto Rico departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 5/142:44 pmMDW - SJU
1 stop11h 39mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$175
Wed 5/1512:28 pmMDW - SJU
1 stop9h 38mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$176
Tue 5/1412:53 pmMDW - SJU
1 stop10h 16mFrontier
Sat 5/1810:18 pmSJU - MDW
1 stop9h 36mFrontier
Deal found 5/4$177
Tue 5/145:41 pmORD - SJU
1 stop16h 51mMultiple Airlines
Sat 5/186:18 pmSJU - ORD
1 stop7h 40mMultiple Airlines
Deal found 5/5$181
Tue 5/149:15 pmORD - SJU
1 stop20h 42mSpirit Airlines
Fri 5/179:15 pmSJU - ORD
1 stop28h 17mSpirit Airlines
Deal found 5/4$182
Tue 5/146:40 pmORD - SJU
1 stop15h 52mMultiple Airlines
Fri 5/173:15 amSJU - ORD
1 stop22h 43mMultiple Airlines
Deal found 5/5$183
Tue 5/149:25 pmORD - SJU
2 stops13h 07mSpirit Airlines
Wed 5/227:57 pmSJU - ORD
2 stops20h 11mSpirit Airlines
Deal found 5/5$184
Tue 5/149:15 pmORD - SJU
1 stop20h 42mSpirit Airlines
Sat 5/186:14 pmSJU - ORD
1 stop14h 59mSpirit Airlines
Deal found 5/4$185
Tue 5/149:15 pmORD - SJU
1 stop20h 42mSpirit Airlines
Fri 5/176:10 amSJU - ORD
Nonstop5h 10mSpirit Airlines
Deal found 5/4$186

One-way flights to Puerto Rico from Illinois

Search for one-way flight options from Illinois to Puerto Rico. 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 2,719,943 searches. Data last updated May 5, 2024.
Users in need of a one-way flight from Illinois to Puerto Rico can choose from these deals. Users in need of a round-trip flight from Illinois to Puerto Rico instead should update the search form at the top of page.
Sat 5/189:08 pmMDW - SJU
1 stop10h 15mFrontier
Deal found 5/4$69
Tue 5/212:35 pmSTL - SJU
1 stop6h 49mSpirit Airlines
Deal found 5/5$77
Tue 5/2110:52 amMDW - SJU
1 stop11h 49mFrontier
Deal found 5/4$84
Sat 5/186:40 pmORD - SJU
1 stop15h 52mSpirit Airlines
Deal found 5/5$87
Wed 5/227:00 amORD - SJU
1 stop11h 47mSpirit Airlines
Deal found 5/4$88
Sat 5/255:41 pmORD - SJU
1 stop16h 51mSpirit Airlines
Deal found 5/4$89
Tue 6/410:58 amORD - SJU
3 stops31h 07mSpirit Airlines
Deal found 5/5$91
Mon 6/35:00 amORD - SJU
2 stops15h 19mSpirit Airlines
Deal found 5/4$93
Sat 5/119:35 pmORD - SJU
1 stop20h 22mSpirit Airlines
Deal found 5/4$94

Find flights from Illinois to Puerto Rico within your budget

Customize your flight search to find flights from Illinois to Puerto Rico 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 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$137 - $263

Route

Depart

Return

Price

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Sat 5/18

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Wed 5/22

1 stop16h 05m

$137

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Tue 5/21

1 stop12h 38m

San Juan Luis Munoz Marin Intl

Wed 5/22

1 stop16h 05m

$138

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Mon 5/20

1 stop6h 28m

San Juan Luis Munoz Marin Intl

Wed 5/22

1 stop16h 05m

$139

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Sun 5/19

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Wed 5/22

1 stop16h 05m

$147

Chicago MidwaySan Juan Luis Munoz Marin Intl

MDW - SJU

MDWSJU

Chicago Midway

Sun 5/19

1 stop12h 07m

San Juan Luis Munoz Marin Intl

Wed 5/22

1 stop10h 08m

$148

Lambert-St LouisSan Juan Luis Munoz Marin Intl

STL - SJU

STLSJU

Lambert-St Louis

Tue 6/4

1 stop24h 07m

San Juan Luis Munoz Marin Intl

Wed 6/5

1 stop22h 22m

$166

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sat 6/1

1 stop16h 51m

San Juan Luis Munoz Marin Intl

Sat 6/8

1 stop8h 21m

$181

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sat 5/18

1 stop7h 13m

San Juan Luis Munoz Marin Intl

Sun 5/26

Nonstop5h 10m

$189

Chicago O'Hare IntlSan Juan Luis Munoz Marin Intl

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 5/8

1 stop10h 45m

San Juan Luis Munoz Marin Intl

Fri 5/10

1 stop7h 04m

$263

Flights are sorted by cheapest first

Deals found on 5/4

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated May 5, 2024.
Read through reviews of airlines operating flights from Illinois to Puerto Rico, such as Frontier, Spirit Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,826 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

JetBlue
7.6
Good
4,544 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
11,118 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,713 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Spirit Airlines
6.4
Okay
8,721 reviews
Delta
8.1
Very good
10,826 reviews
Check prices

Overall

8.1

Crew

8.6

Comfort

7.9

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Puerto Rico. 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 Puerto Rico for under $200 on Cheapflights?

    Yes, there are multiple flights from Illinois to Puerto Rico for under $200. The cheapest flight booked recently is on Frontier for just $137, but on average you can expect to pay $171.

  • Are there nonstop flights from Illinois to Puerto Rico for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Illinois to Puerto Rico under $200. A good price for a nonstop flight from Illinois to Puerto Rico is less than $208.

  • Are there last-minute flights available from Illinois to Puerto Rico for under $200?

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

  • What does ORD to SJU mean?

    Great question - ORD to SJU just means Chicago O'Hare Intl Airport to San Juan Luis Munoz Marin Intl Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Aguadilla Borinquen Airport (BQN), Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS).

  • Can I find deals for flights from Illinois to Puerto Rico that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Puerto Rico flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Puerto Rico with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Puerto Rico flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Illinois to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Illinois to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Puerto Rico.

  • Can I find deals for business class flights from Illinois to Puerto Rico?

    Yes. Cheapflights offers flight deals from Illinois to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Illinois to Puerto Rico that allow pets onboard?

    Many airlines flying from Illinois to Puerto Rico offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Puerto Rico?

    Yes, you can often find last-minute deals on Illinois to Puerto Rico flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Puerto Rico flight deals updated?

    The Illinois to Puerto Rico flight deals you see on this page were last updated on 5/4.

See more FAQs

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Alternative routes for Illinois to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.

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Top 7 airlines flying from Illinois to Puerto Rico

Discover the top 7 airlines that operate flights from Illinois to Puerto Rico. 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 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$90Average$262FlexibilityNo cancel feeOn-time62%
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Spirit AirlinesCheapest$133Average$313FlexibilityNo cancel feeOn-time65%
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DeltaCheapest$136Average$665FlexibilityNo cancel feeOn-timeN/A
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United AirlinesCheapest$153Average$689FlexibilityNo cancel feeOn-time69%
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JetBlueCheapest$171Average$463FlexibilityNo cancel feeOn-time62%
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Alaska AirlinesCheapest$301Average$479FlexibilityNo cancel feeOn-time75%
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American AirlinesCheapest$308Average$629FlexibilityNo cancel feeOn-time71%
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Search flights from Illinois to Puerto Rico by cabin class

Find flights from Illinois to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Illinois to Puerto Rico

Find hourly flight availability from Illinois to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 5, 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
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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 Puerto Rico?

Cheapflights helps you search for flights from Illinois to Puerto Rico 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 Puerto Rico?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Illinois to Puerto Rico.

Can Cheapflights find flights from Illinois to Puerto Rico with no change fees?

Yes! Cheapflights helps users easily find flights from Illinois to Puerto Rico with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to Puerto Rico become cheaper?

Yes! Start tracking prices for Illinois to Puerto Rico flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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