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Cheap flights from Illinois to San Juan from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to San Juan departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 10:28 am
ORD
-
PSE
27h 28m
1 stop
Frontier Logo
10:02 am - 11:13 pm
PSE
-
ORD
14h 11m
1 stop
$264Frontier
Mon, May 4 - Tue, May 12
Frontier Logo
10:25 am - 10:36 am
ORD
-
PSE
23h 11m
1 stop
Frontier Logo
11:36 am - 2:17 pm
PSE
-
ORD
27h 41m
1 stop
$320Frontier
Thu, May 14 - Sun, May 17
Frontier Logo
10:25 am - 10:36 am
ORD
-
PSE
23h 11m
1 stop
Frontier Logo
9:55 am - 11:41 pm
PSE
-
ORD
14h 46m
1 stop
$355Frontier
Thu, May 14 - Sun, May 31
Frontier Logo
3:55 pm - 10:28 am
ORD
-
PSE
17h 33m
1 stop
Frontier Logo
10:02 am - 11:13 pm
PSE
-
ORD
14h 11m
1 stop
$375Frontier
Tue, May 19 - Mon, May 25
Frontier Logo
5:02 pm - 10:50 am
ORD
-
PSE
16h 48m
1 stop
Frontier Logo
11:31 am - 5:09 pm
PSE
-
ORD
30h 38m
1 stop
$376Frontier
Fri, Apr 3 - Thu, Apr 16
Frontier Logo
3:55 pm - 10:28 am
ORD
-
PSE
17h 33m
1 stop
Frontier Logo
10:02 am - 11:13 pm
PSE
-
ORD
14h 11m
1 stop
$387Frontier
Tue, May 19 - Mon, May 25
Frontier Logo
7:38 am - 10:31 am
ORD
-
PSE
25h 53m
1 stop
Frontier Logo
11:21 am - 11:59 pm
PSE
-
ORD
13h 38m
1 stop
$391Frontier
Thu, Apr 16 - Sun, Apr 19
Frontier Logo
5:14 pm - 8:56 am
ORD
-
PSE
14h 42m
1 stop
Frontier Logo
9:55 am - 11:41 pm
PSE
-
ORD
14h 46m
1 stop
$411Frontier
Thu, Jun 25 - Tue, Jul 7
Multiple Airlines Logo
4:21 pm - 11:49 am
ORD
-
PSE
18h 28m
1 stop
Multiple Airlines Logo
8:39 am - 9:39 pm
PSE
-
ORD
14h 00m
2 stops
$421Multiple Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
10:31 am - 10:31 am
ORD
-
PSE
23h 00m
1 stop
Multiple Airlines Logo
11:36 am - 10:39 pm
PSE
-
ORD
36h 03m
2 stops
$422Multiple Airlines
Thu, Apr 16 - Fri, May 8

Frontier flights from Illinois to Ponce

Our best Frontier deals on Illinois to Ponce flight tickets
Frontier
May 4
ORD6:00 amChicago O'Hare Intl
27h 28m
1 stop
PSE10:28 amPonce Mercedita
May 12
PSE10:02 amPonce Mercedita
14h 11m
1 stop
ORD11:13 pmChicago O'Hare Intl
$264
Frontier
May 14
ORD10:25 amChicago O'Hare Intl
23h 11m
1 stop
PSE10:36 amPonce Mercedita
May 17
PSE11:36 amPonce Mercedita
27h 41m
1 stop
ORD2:17 pmChicago O'Hare Intl
$320
Frontier
May 14
ORD10:25 amChicago O'Hare Intl
23h 11m
1 stop
PSE10:36 amPonce Mercedita
May 31
PSE9:55 amPonce Mercedita
14h 46m
1 stop
ORD11:41 pmChicago O'Hare Intl
$355

JetBlue flights from Illinois to Ponce

Our best JetBlue deals on Illinois to Ponce flight tickets
JetBlue
May 31
ORD6:00 amChicago O'Hare Intl
17h 03m
2 stops
PSE12:03 amPonce Mercedita
Jun 6
PSE5:05 amPonce Mercedita
18h 52m
2 stops
ORD10:57 pmChicago O'Hare Intl
$721
JetBlue
Apr 23
ORD9:50 amChicago O'Hare Intl
20h 59m
2 stops
PSE7:49 amPonce Mercedita
Apr 28
PSE8:39 amPonce Mercedita
24h 02m
2 stops
ORD7:41 amChicago O'Hare Intl
$751
JetBlue
Apr 16
ORD9:50 amChicago O'Hare Intl
20h 59m
2 stops
PSE7:49 amPonce Mercedita
May 8
PSE8:40 amPonce Mercedita
24h 01m
2 stops
ORD7:41 amChicago O'Hare Intl
$974

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Ponce 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 March 12, 2026.
Use the filters below to find and compare flights from Illinois to Ponce that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Mon 5/4

6:00 am-10:28 am

1 stop27h 28m

Ponce Mercedita

Tue 5/12

10:02 am-11:13 pm

1 stop14h 11m

$264

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Thu 5/14

10:25 am-10:36 am

1 stop23h 11m

Ponce Mercedita

Sun 5/17

11:36 am-2:17 pm

1 stop27h 41m

$320

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Thu 5/14

10:25 am-10:36 am

1 stop23h 11m

Ponce Mercedita

Sun 5/31

9:55 am-11:41 pm

1 stop14h 46m

$355

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Tue 5/19

3:55 pm-10:28 am

1 stop17h 33m

Ponce Mercedita

Mon 5/25

10:02 am-11:13 pm

1 stop14h 11m

$375

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Fri 4/3

5:02 pm-10:50 am

1 stop16h 48m

Ponce Mercedita

Thu 4/16

11:31 am-5:09 pm

1 stop30h 38m

$376

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Tue 5/19

3:55 pm-10:28 am

1 stop17h 33m

Ponce Mercedita

Mon 5/25

10:02 am-11:13 pm

1 stop14h 11m

$387

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Thu 4/16

7:38 am-10:31 am

1 stop25h 53m

Ponce Mercedita

Sun 4/19

11:21 am-11:59 pm

1 stop13h 38m

$391
Quickest round-trip

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Thu 6/25

5:14 pm-8:56 am

1 stop14h 42m

Ponce Mercedita

Tue 7/7

9:55 am-11:41 pm

1 stop14h 46m

$411

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Wed 4/8

4:21 pm-11:49 am

1 stop18h 28m

Ponce Mercedita

Wed 4/15

8:39 am-9:39 pm

2 stops14h 00m

$421

ChicagoPonce

ORD - PSE

ORDPSE

Chicago O'Hare Intl

Thu 4/16

10:31 am-10:31 am

1 stop23h 00m

Ponce Mercedita

Fri 5/8

11:36 am-10:39 pm

2 stops36h 03m

$422

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Illinois to Ponce

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 airline that flies from Illinois to Ponce Mercedita?

Frontier is the most popular carrier operating from Illinois to Ponce Mercedita

What airlines fly to Ponce?

Spirit Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Ponce from Illinois according to our data. Spirit Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Ponce. Keep in mind that there are 7 different airlines that fly to Ponce on a routine basis, so you have a few additional options to choose from.

Cheap Illinois to Ponce flight deals and tips

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

Fastest flight time

14h 37m

Direct flights

None
The fastest flight from Illinois to Ponce takes 14h 37m
There are no direct flights from Illinois to Ponce. There are no popular flight routes from Illinois to Ponce.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Ponce Mercedita Airport?

    Prices for flights from Illinois to Ponce Mercedita Airport are updated daily.

  • How old do you have to be to fly from Illinois to Ponce Mercedita Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Ponce Mercedita Airport.

  • What documentation or ID do you need to fly to Ponce Mercedita Airport?

    The required travel and health documents for your Ponce Mercedita Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ponce Mercedita Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Ponce from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ponce quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Ponce from Illinois with this policy.

How can momondo help me find flights from Illinois to Ponce?

momondo helps you find the best flight between Illinois and Ponce by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Ponce from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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