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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Chicago from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Chicago departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Chicago

Cheap round-trip flights

Spirit Airlines Logo
7:43 pm - 11:57 pmSJU-ORD
5h 14mnonstop
Spirit Airlines Logo
3:00 pm - 8:40 pmORD-SJU
4h 40mnonstop
$178Spirit Airlines
Find Deal
Fri, Oct 24 - Sat, Oct 25
Spirit Airlines Logo
11:59 am - 5:39 pmSJU-ORD
6h 40m1 stop
Spirit Airlines Logo
9:06 pm - 2:51 amORD-SJU
4h 45mnonstop
$186Spirit Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
Spirit Airlines Logo
7:43 pm - 11:57 pmSJU-ORD
5h 14mnonstop
Spirit Airlines Logo
9:06 pm - 2:51 amORD-SJU
4h 45mnonstop
$187Spirit Airlines
Find Deal
Fri, Oct 24 - Fri, Oct 31
Spirit Airlines Logo
7:43 pm - 11:57 pmSJU-ORD
5h 14mnonstop
Spirit Airlines Logo
9:06 pm - 2:51 amORD-SJU
4h 45mnonstop
$192Spirit Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
Frontier Logo
5:51 pm - 11:30 amSJU-ORD
18h 39m2 stops
Frontier Logo
5:40 am - 4:54 pmORD-SJU
9h 14m1 stop
$209Frontier
Find Deal
Fri, Oct 31 - Sun, Nov 2
United Airlines Logo
3:56 pm - 8:03 pmSJU-ORD
5h 07mnonstop
United Airlines Logo
2:20 pm - 8:00 pmORD-SJU
4h 40mnonstop
$218United Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
United Airlines Logo
1:05 am - 8:38 amSJU-ORD
8h 33m1 stop
United Airlines Logo
2:20 pm - 8:00 pmORD-SJU
4h 40mnonstop
$223United Airlines
Find Deal
Wed, Oct 22 - Thu, Oct 30
Frontier Logo
1:59 am - 11:39 pmSJU-ORD
22h 40m2 stops
Frontier Logo
6:40 am - 5:54 pmORD-SJU
10h 14m1 stop
$225Frontier
Find Deal
Wed, Oct 22 - Wed, Oct 29
Delta Logo
2:22 pm - 8:23 pmSJU-ORD
7h 01m1 stop
Delta Logo
7:00 am - 4:25 pmORD-SJU
8h 25m1 stop
$227Delta
Find Deal
Fri, Oct 24 - Wed, Oct 29
American Airlines Logo
4:43 pm - 10:55 pmSJU-ORD
8h 12m1 stop
American Airlines Logo
8:15 am - 2:53 pmORD-SJU
4h 38mnonstop
$228American Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17

Spirit Airlines flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

Our best Spirit Airlines deals on San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flight tickets
Spirit Airlines
Oct 24
SJU7:43 pmSan Juan Luis Munoz Marin Intl
5h 14m
ORD11:57 pmChicago O'Hare Intl
Oct 25
ORD3:00 pmChicago O'Hare Intl
4h 40m
SJU8:40 pmSan Juan Luis Munoz Marin Intl
$178
Find similar
Spirit Airlines
Oct 2
SJU11:59 amSan Juan Luis Munoz Marin Intl
6h 40m
1 stop
ORD5:39 pmChicago O'Hare Intl
Oct 6
ORD9:06 pmChicago O'Hare Intl
4h 45m
SJU2:51 amSan Juan Luis Munoz Marin Intl
$186
Find similar
Spirit Airlines
Oct 24
SJU7:43 pmSan Juan Luis Munoz Marin Intl
5h 14m
ORD11:57 pmChicago O'Hare Intl
Oct 31
ORD9:06 pmChicago O'Hare Intl
4h 45m
SJU2:51 amSan Juan Luis Munoz Marin Intl
$187
Find similar

United Airlines flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

Our best United Airlines deals on San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flight tickets
United Airlines
Oct 23
SJU3:56 pmSan Juan Luis Munoz Marin Intl
5h 07m
ORD8:03 pmChicago O'Hare Intl
Oct 30
ORD2:20 pmChicago O'Hare Intl
4h 40m
SJU8:00 pmSan Juan Luis Munoz Marin Intl
$218
Find similar
United Airlines
Oct 22
SJU1:05 amSan Juan Luis Munoz Marin Intl
8h 33m
1 stop
ORD8:38 amChicago O'Hare Intl
Oct 30
ORD2:20 pmChicago O'Hare Intl
4h 40m
SJU8:00 pmSan Juan Luis Munoz Marin Intl
$223
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Fri 10/24

7:43 pm-11:57 pm

Nonstop5h 14m

Chicago O'Hare Intl

Sat 10/25

3:00 pm-8:40 pm

Nonstop4h 40m

$178

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Thu 10/2

11:59 am-5:39 pm

1 stop6h 40m

Chicago O'Hare Intl

Mon 10/6

9:06 pm-2:51 am

Nonstop4h 45m

$186

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Fri 10/24

7:43 pm-11:57 pm

Nonstop5h 14m

Chicago O'Hare Intl

Fri 10/31

9:06 pm-2:51 am

Nonstop4h 45m

$187

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Fri 10/24

7:43 pm-11:57 pm

Nonstop5h 14m

Chicago O'Hare Intl

Mon 10/27

9:06 pm-2:51 am

Nonstop4h 45m

$192

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Fri 10/31

5:51 pm-11:30 am

2 stops18h 39m

Chicago O'Hare Intl

Sun 11/2

5:40 am-4:54 pm

1 stop9h 14m

$209

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Thu 10/23

3:56 pm-8:03 pm

Nonstop5h 07m

Chicago O'Hare Intl

Thu 10/30

2:20 pm-8:00 pm

Nonstop4h 40m

$218

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Wed 10/22

1:05 am-8:38 am

1 stop8h 33m

Chicago O'Hare Intl

Thu 10/30

2:20 pm-8:00 pm

Nonstop4h 40m

$223

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Wed 10/22

1:59 am-11:39 pm

2 stops22h 40m

Chicago O'Hare Intl

Wed 10/29

6:40 am-5:54 pm

1 stop10h 14m

$225

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Fri 10/24

2:22 pm-8:23 pm

1 stop7h 01m

Chicago O'Hare Intl

Wed 10/29

7:00 am-4:25 pm

1 stop8h 25m

$227

San JuanChicago

SJU - ORD

SJUORD

San Juan Luis Munoz Marin Intl

Thu 11/13

4:43 pm-10:55 pm

1 stop8h 12m

Chicago O'Hare Intl

Mon 11/17

8:15 am-2:53 pm

Nonstop4h 38m

$228

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

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 typical price of a round-trip flight between San Juan Luis Munoz Marin Intl Airport and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of September is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from San Juan Luis Munoz Marin Intl Airport averaging around $289.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $364. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from San Juan Luis Munoz Marin Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $516.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from San Juan Luis Munoz Marin Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $253 when looking at flights departing in the evening. Try not to purchase tickets at noon because they tend to be around $477. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $327 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from San Juan Luis Munoz Marin Intl Airport for as low as $268 on momondo.

What cabin class options are available on San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl 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 San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flight.

How have San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flight prices changed over time?

As of September 2025, prices for San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport (SJU to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

Best Price Found

$174

Fastest flight time

5h 07m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $174. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $339.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport takes 5h 07m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is San Juan Luis Munoz Marin Intl to Chicago O'Hare Intl by plane?

    There are 2072.5 mi between San Juan Luis Munoz Marin Intl and Chicago O'Hare Intl. Flights usually cover this in 5h 07m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport?

    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 San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport?

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport?

Best airlines flying from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $136Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
FrontierPriceFrom $137Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
DeltaPriceFrom $162Free CancellationRating
7.9
7,954 reviews
Search Delta flights
United AirlinesPriceFrom $255Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
SouthwestPriceFrom $257Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
American AirlinesPriceFrom $333Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

    The lowest priced United Airlines flight from San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport from the last 72 hours was $255. Generally, United Airlines has 7 flights on this route every week with an average price of $483. United Airlines is rated 7.4/10 by our users.

  • Spirit Airlines Flights From San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport

    The best Spirit Airlines deal for San Juan Luis Munoz Marin Intl Airport to Chicago O'Hare Intl Airport flight tickets found on momondo in the last 72 hours was $136, round-trip. It should be noted that an average Spirit Airlines flight deal for this route in this time was higher, at $278 round-trip. Spirit Airlines operates 4 flights out of San Juan Luis Munoz Marin Intl Airport into Chicago O'Hare Intl Airport in an average week, so prices vary by time and availability. 8,015 Spirit Airlines reviews by users on momondo have scored the airline at 6.3/10.

Traveling to a place near Chicago?

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Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Juan to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Juan to Chicago with flexible booking policies on momondo?

All flight searches from San Juan to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Juan to Chicago?

Once you have performed a search for San Juan to Chicago 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 San Juan to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Juan to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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