$110 Find Cheap Flights from Illinois to Puerto Rico - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Puerto Rico.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Puerto Rico is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Illinois to Puerto Rico with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Puerto Rico up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Air Canada connects Illinois to Puerto Rico with 12 flights per week. United Airlines also offers 12 flights per week, while Air New Zealand follows with 7 flights per week.

There are 8 airports in Puerto Rico. The busiest airport is San Juan Airport (SJU), with 71% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Puerto Rico is San Juan Luis Munoz Marin Intl Airport (SJU), with an average flight price of $247.

Based on KAYAK data, the cheapest day to fly to Puerto Rico is Tuesday where round-trip tickets can be as cheap as $415. On the other hand, the most expensive day to fly is Thursday, where round-trip prices are $502 on average.

The cheapest time of day to fly to Puerto Rico is generally at night, when round-trip flights cost $360 on average. Morning departures are around 21% more expensive than evening flights, on average. The most expensive time of day to fly to Puerto Rico is generally in the morning, which is peak travel time and where the average cost of a ticket is $521.

The cheapest ticket to Puerto Rico from Illinois found in the last 5 days was to San Juan Luis Munoz Marin Intl Airport, at $199 round-trip. The most popular route is Chicago Midway Airport (MDW) to San Juan Luis Munoz Marin Intl Airport (SJU) and the cheapest round-trip airline ticket found on this route in the last 5 days was $199.

The cheapest month for flights from Illinois to Puerto Rico is January, when tickets cost $157 (return) on average. On the other hand, the most expensive months are December and March, when the average cost of round-trip tickets is $269 and $247 respectively.

To get a below average price on the flight from Illinois to Puerto Rico, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

From Illinois, there are direct flights to Puerto Rico from 1 city. This city is Chicago and there are 31 direct flights each week.

There are around 5 direct flights from within Illinois to Puerto Rico every day. All flights depart in the morning.

Each week there are around 31 direct flights from within Illinois to Puerto Rico. The most common day for departures is Monday, with 16% of flights taking off on this day.

An average nonstop flight from Illinois to Puerto Rico takes 9h 39m, covering a distance of 2044 miles. The shortest route is St. Louis (STL) to San Juan Luis Munoz Marin Intl Airport (SJU) with an average flight time of 4h 20m.

There are not any long-haul (6-12 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Puerto Rico. Instead, there are 31 medium-haul flights (3-6 hour flight duration), with the most arriving from Chicago.

Based on KAYAK flight searches, the most popular destination is Aguadilla (52% of total searches to Puerto Rico). The next most popular destination is Ponce (48%).