SJU

$103 Find Cheap Flights from Illinois to San Juan - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Juan departing on 8/19. 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.
1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals
Useful Info
Flight Deals

Cheap Flights from Illinois to San Juan

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to San Juan that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to San Juan

Mon, Oct 12 - Thu, Oct 15
Frontier Logo
7:45 am - 11:38 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
14h 53m1 stop Fort Lauderdale
Frontier Logo
5:12 pm - 3:26 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
23h 14m1 stop Fort Lauderdale
$222Frontier
Wed, Sep 16 - Wed, Sep 23
Frontier Logo
7:11 am - 1:34 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
29h 23m1 stop Fort Lauderdale
Frontier Logo
8:45 am - 2:45 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
31h 00m1 stop Fort Lauderdale
$222Frontier
Sat, Aug 22 - Sat, Aug 29
Multiple Airlines Logo
12:44 am - 6:44 amORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
5h 00mnonstop
Multiple Airlines Logo
5:00 pm - 11:44 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
7h 44m1 stop Fort Lauderdale
$229Multiple Airlines
Sun, Aug 30 - Sat, Sep 12
Multiple Airlines Logo
12:44 am - 6:44 amORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
5h 00mnonstop
Multiple Airlines Logo
2:32 pm - 11:08 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
9h 36m1 stop Fort Lauderdale
$234Multiple Airlines
Thu, Aug 20 - Tue, Sep 1
American Airlines Logo
5:20 pm - 11:15 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
4h 55mnonstop
American Airlines Logo
12:55 am - 5:00 amSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 05mnonstop
$247American Airlines
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
5:20 pm - 11:15 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
4h 55mnonstop
American Airlines Logo
12:55 am - 5:00 amSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 05mnonstop
$247American Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
8:55 am - 2:44 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
4h 49mnonstop
United Airlines Logo
3:56 pm - 8:05 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 09mnonstop
$247United Airlines
Sat, Aug 22 - Sat, Sep 5
United Airlines Logo
2:35 pm - 11:50 pmORD  Chicago O'Hare Intl-SJU San Juan Luis Munoz Marin Intl
8h 15m1 stop Newark
United Airlines Logo
3:56 pm - 8:05 pmSJU  San Juan Luis Munoz Marin Intl-ORD Chicago O'Hare Intl
5h 09mnonstop
$252United Airlines
Mon, Aug 24 - Tue, Sep 1
Delta Logo
10:54 am - 10:29 pmMDW  Chicago Midway-SJU San Juan Luis Munoz Marin Intl
10h 35m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 3:44 pmSJU  San Juan Luis Munoz Marin Intl-MDW Chicago Midway
9h 44m1 stop Atlanta Hartsfield-Jackson
$256Delta
Tue, Aug 25 - Tue, Sep 1
Delta Logo
12:46 pm - 10:29 pmMDW  Chicago Midway-SJU San Juan Luis Munoz Marin Intl
8h 43m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 3:44 pmSJU  San Juan Luis Munoz Marin Intl-MDW Chicago Midway
9h 44m1 stop Atlanta Hartsfield-Jackson
$256Delta
Useful Info

Good to know

Low season

September

Cheapest flight

$103
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly with an average 17% increase in price.
Flight from Chicago O'Hare Airport to San Juan

FAQs for booking Illinois to San Juan flights

  • How does KAYAK find such low prices on flights from Illinois to San Juan?

    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 San Juan.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to San Juan?

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

  • What is the Hacker Fare option on flights from Illinois to San Juan?

    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 to San Juan with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to San Juan?

    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 to San Juan from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Rio Grande
Caguas

Everything you need to know for your flight to San Juan

Information on your arrival and departure airports

San Juan (SJU)