How many flights depart from Puerto Rico to Illinois on average per week?

As of July 2025, 60 flights take off from Puerto Rico and land in Illinois each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.

What is the cheapest airline that flies from Puerto Rico to Illinois?

Spirit Airlines, Southwest, and Delta are the most popular carriers operating from Puerto Rico to Illinois

What airlines fly to Illinois?

Spirit Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Illinois from Puerto Rico according to our data. Spirit Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Puerto Rico to Illinois on average per day?

As of July 2025, 8 flights take off from Puerto Rico and land in Illinois each day. The most common flight departure time for this route is 3:00PM, with 60% of daily flights taking off in the afternoon.

How long is the flight from Puerto Rico to Illinois?

The flight from Puerto Rico to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from San Juan (a popular airport in Puerto Rico) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 4h 58m on average. If you fly from Aguadilla (another popular airport in Puerto Rico) to Chicago O'Hare Intl Airport, then the average flight time is 8h 09m.

When did momondo last update prices for flights from Puerto Rico to Illinois?

Prices for flights from Puerto Rico to Illinois were last updated today.

How many operators does momondo search for flights from Puerto Rico to Illinois?

The number of operators available for flights from Puerto Rico to Illinois is 6 as of July 2025.

How old do you have to be to fly from Puerto Rico to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$85 Cheap Flights from Puerto Rico to Illinois in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Puerto Rico to Illinois

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Puerto Rico to Illinois

3:50 pm - 7:04 amSJU-ORD

16h 14m1 stop

5:05 am - 9:09 pmORD-SJU

15h 04m1 stop

$182Spirit Airlines

Find Deal

Fri, Aug 8 - Mon, Aug 11

10:14 pm - 8:55 amSJU-ORD

11h 41m1 stop

10:00 am - 1:35 amORD-SJU

14h 35m1 stop

$194Spirit Airlines

Find Deal

Thu, Jul 31 - Sun, Aug 3

10:14 pm - 8:55 amSJU-ORD

11h 41m1 stop

6:23 pm - 12:06 amORD-SJU

4h 43mnonstop

$201Spirit Airlines

Find Deal

Thu, Jul 31 - Mon, Aug 4

1:37 pm - 11:59 pmSJU-STL

11h 22m1 stop

6:08 pm - 11:06 amSTL-SJU

15h 58m1 stop

$205American Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

1:21 pm - 7:20 amSJU-MDW

18h 59m1 stop

6:15 am - 2:15 pmMDW-SJU

7h 00m1 stop

$246Frontier

Find Deal

Wed, Oct 15 - Sun, Oct 19

1:11 am - 7:20 amSJU-MDW

8h 09m1 stop

6:15 am - 3:15 pmMDW-SJU

7h 00m1 stop

$256Frontier

Find Deal

Sun, Nov 9 - Sun, Nov 16

1:40 pm - 11:59 pmSJU-STL

11h 19m1 stop

7:22 am - 2:59 pmSTL-SJU

6h 37m1 stop

$262American Airlines

Find Deal

Fri, Sep 5 - Sun, Sep 7

1:20 pm - 10:30 pmSJU-MDW

10h 10m1 stop

2:55 pm - 10:30 pmMDW-SJU

6h 35m1 stop

$327Southwest

Find Deal

Thu, Sep 4 - Tue, Sep 9

12:15 am - 4:59 pmBQN-ORD

17h 44m2 stops

7:25 am - 11:09 pmORD-BQN

14h 44m2 stops

$467United Airlines

Find Deal

Mon, Sep 15 - Mon, Sep 29

2:00 pm - 8:15 pmMAZ-ORD

7h 15m1 stop

6:03 pm - 4:27 pmORD-MAZ

21h 24m1 stop

$1,872United Airlines

Find Deal

Thu, Jul 31 - Mon, Aug 4

Spirit Airlines flights from Puerto Rico to Illinois

Our best Spirit Airlines deals on Puerto Rico to Illinois flight tickets

Spirit Airlines

Aug 8

SJU3:50 pmSan Juan Luis Munoz Marin Intl

16h 14m

1 stop

ORD7:04 amChicago O'Hare Intl

Aug 11

ORD5:05 amChicago O'Hare Intl

15h 04m

1 stop

SJU9:09 pmSan Juan Luis Munoz Marin Intl

$182

Find similar

Spirit Airlines

Jul 31

SJU10:14 pmSan Juan Luis Munoz Marin Intl

11h 41m

1 stop

ORD8:55 amChicago O'Hare Intl

Aug 3

ORD10:00 amChicago O'Hare Intl

14h 35m

1 stop

SJU1:35 amSan Juan Luis Munoz Marin Intl

$194

Find similar

Spirit Airlines

Jul 31

SJU10:14 pmSan Juan Luis Munoz Marin Intl

11h 41m

1 stop

ORD8:55 amChicago O'Hare Intl

Aug 4

ORD6:23 pmChicago O'Hare Intl

4h 43m

SJU12:06 amSan Juan Luis Munoz Marin Intl

$201

Find similar

JetBlue flights from Puerto Rico to Illinois

Our best JetBlue deals on Puerto Rico to Illinois flight tickets

JetBlue

Sep 18

BQN5:01 amAguadilla Borinquen

8h 09m

1 stop

ORD12:10 pmChicago O'Hare Intl

Sep 30

ORD1:36 pmChicago O'Hare Intl

11h 55m

1 stop

BQN2:31 amAguadilla Borinquen

$362

Find similar

JetBlue

Sep 18

BQN5:01 amAguadilla Borinquen

8h 09m

1 stop

ORD12:10 pmChicago O'Hare Intl

Sep 30

ORD1:36 pmChicago O'Hare Intl

11h 55m

1 stop

BQN2:31 amAguadilla Borinquen

$395

Find similar

JetBlue

Sep 12

BQN5:01 amAguadilla Borinquen

8h 09m

1 stop

ORD12:10 pmChicago O'Hare Intl

Sep 15

ORD6:45 amChicago O'Hare Intl

11h 27m

2 stops

BQN7:12 pmAguadilla Borinquen

$420

Find similar

How to get the cheapest flight ticket from Puerto Rico to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Puerto Rico is in January. Flight prices, which tend to average around $232, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $270.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Puerto Rico to Illinois is on a Friday when prices can be found for as low as $342. Flights from Puerto Rico to Illinois on a Monday will generally be more expensive and average around $478. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Puerto Rico to Illinois during this time can be as low as $243. Flights at noon are often more expensive with an average ticket price of $478.

What is the cheapest Puerto Rico to Illinois flight route?

Fly from San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl for the best Puerto Rico - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Puerto Rico for as low as $252 on momondo.

What cabin class options are available on Puerto Rico to Illinois flights?

There are 4 cabin classes available to choose from on Puerto Rico to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Puerto Rico to Illinois flights?

You could potentially save up to 22% on your flight if you consider stops on a Puerto Rico to Illinois flight.

Cheap Puerto Rico to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to Illinois

Best Price Found	$85
Fastest flight time	4h 58m
Direct flights	Every day
Airports in Illinois	3 airports

The best one-way flight to Illinois from Puerto Rico in the past 72 hours is $85. The best round-trip flight deal from Puerto Rico to Illinois found on momondo in the last 72 hours is $182.

The fastest flight from Puerto Rico to Illinois takes 4h 58m

Direct flights go from Puerto Rico to Illinois every day.

There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Puerto Rico to Illinois?
Prices for flights from Puerto Rico to Illinois were last updated today.
How many operators does momondo search for flights from Puerto Rico to Illinois?
The number of operators available for flights from Puerto Rico to Illinois is 6 as of July 2025.
How old do you have to be to fly from Puerto Rico to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Puerto Rico to Illinois?
Based on momondo bookings for flights between Puerto Rico and Illinois, the leading plane model is Airbus A321neo, making up 33.17% of the total bookings. Other popular models include Boeing 737 MAX 9 with 27.44%, Airbus A320neo with 13.46%, and Airbus A321-100/200 with 8.07%.

Best airlines flying from Puerto Rico to Illinois

Compare and see reviews for airlines that fly from Puerto Rico to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $130	Free Cancellation	Rating 5.9 3,256 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $136	Free Cancellation	Rating 6.3 8,043 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $160	Free Cancellation	Rating 7.4 8,863 reviews	Search United Airlines flights
Delta	PriceFrom $162	Free Cancellation	Rating 8.0 7,959 reviews	Search Delta flights
Southwest	PriceFrom $257	Free Cancellation	Rating 8.0 4,239 reviews	Search Southwest flights
American Airlines	PriceFrom $329	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Puerto Rico to Illinois for you.

Can I find flights from Puerto Rico to Illinois with flexible booking policies on momondo?

Flights from Puerto Rico to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Puerto Rico to Illinois?

Once you have performed a search for Puerto Rico to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Puerto Rico to Illinois right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Puerto Rico to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 7/21

Mon 7/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $47

Flights to Miamifrom $37

Flights to Chicagofrom $48

Flights to Las Vegasfrom $6

Flights to Orlandofrom $68

Flights to San Franciscofrom $59

Flights to Washington, D.C.from $50

Flights to Bostonfrom $55

Flights to Dallasfrom $63

Flights to Atlantafrom $49

Flights to Seattlefrom $81

Puerto Rico flight routes

San Juan Luis Munoz Marin Intl to Washington, D.C. Reagan-National

San Juan Luis Munoz Marin Intl to Newark

San Juan Luis Munoz Marin Intl to Baltimore/Washington

San Juan Luis Munoz Marin Intl to New York John F Kennedy Intl

San Juan Luis Munoz Marin Intl to Washington, D.C. Dulles Intl

San Juan Luis Munoz Marin Intl to Fort Lauderdale

Cheap flights from Puerto Rico to Illinois from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to Illinois departing on 7/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Puerto Rico to Illinois

Recent round-trip flight deals from Puerto Rico to Illinois

Recent one-way flight deals from Puerto Rico to Illinois

Recent last minute flight deals from Puerto Rico to Illinois

Recent direct flight deals from Puerto Rico to Illinois

Spirit Airlines flights from Puerto Rico to Illinois

Our best Spirit Airlines deals on Puerto Rico to Illinois flight tickets

JetBlue flights from Puerto Rico to Illinois

Our best JetBlue deals on Puerto Rico to Illinois flight tickets

See travel insights to Illinois from

How to get the cheapest flight ticket from Puerto Rico to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Puerto Rico to Illinois during this time can be as low as $243. Flights at noon are often more expensive with an average ticket price of $478.

What is the cheapest Puerto Rico to Illinois flight route?

Fly from San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl for the best Puerto Rico - Illinois flight prices

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

What cabin class options are available on Puerto Rico to Illinois flights?

There are 4 cabin classes available to choose from on Puerto Rico to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Puerto Rico to Illinois flights?

You could potentially save up to 22% on your flight if you consider stops on a Puerto Rico to Illinois flight.

What is the cheapest airline that flies from Puerto Rico to Illinois?

Spirit Airlines, Southwest, and Delta are the most popular carriers operating from Puerto Rico to Illinois

What airlines fly to Illinois?

How many flights depart from Puerto Rico to Illinois on average per day?

As of July 2025, 8 flights take off from Puerto Rico and land in Illinois each day. The most common flight departure time for this route is 3:00PM, with 60% of daily flights taking off in the afternoon.

How many flights depart from Puerto Rico to Illinois on average per week?

As of July 2025, 60 flights take off from Puerto Rico and land in Illinois each week. The most common flight departure day for this route is Tue, with 17% of weekly flights taking off on this day.

How long is the flight from Puerto Rico to Illinois?

Cheap Puerto Rico to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Puerto Rico to Illinois?

How many operators does momondo search for flights from Puerto Rico to Illinois?

How old do you have to be to fly from Puerto Rico to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Puerto Rico to Illinois?

Best airlines flying from Puerto Rico to Illinois

Compare and see reviews for airlines that fly from Puerto Rico to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to Illinois?

Can I find flights from Puerto Rico to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Puerto Rico to Illinois?

I’m not ready to book a flight from Puerto Rico to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo