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San Juan

$151+ Cheap flights from Appleton (ATW) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SJU
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap flight deals from Appleton to San Juan

Cheapest flights from Appleton to San Juan
Explore the most affordable flight options available from Appleton to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:01 am
ATW
-
SJU
1 stop12h 50m
American Airlines
Wed 4/2911:59 pm
SJU
-
ATW
2 stops11h 28m
American Airlines
Deal found 2/17$266
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:30 am
ATW
-
SJU
1 stop9h 04m
United Airlines
Fri 4/173:56 pm
SJU
-
ATW
1 stop9h 02m
United Airlines
Deal found 2/16$282
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:30 am
ATW
-
SJU
1 stop9h 04m
United Airlines
Thu 4/303:56 pm
SJU
-
ATW
1 stop7h 49m
United Airlines
Deal found 2/16$296
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:01 am
ATW
-
SJU
1 stop12h 50m
American Airlines
Tue 4/285:45 am
SJU
-
ATW
2 stops13h 16m
American Airlines
Deal found 2/16$306
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:30 am
ATW
-
SJU
1 stop6h 55m
Delta
Sat 5/167:00 am
SJU
-
ATW
2 stops15h 14m
Delta
Deal found 2/16$326
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:26 pm
ATW
-
SJU
2 stops20h 27m
American Airlines
Wed 4/153:10 pm
SJU
-
ATW
1 stop9h 30m
American Airlines
Deal found 2/17$333
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:00 am
ATW
-
SJU
1 stop7h 20m
American Airlines
Thu 4/164:30 pm
SJU
-
ATW
2 stops21h 30m
American Airlines
Deal found 2/17$338
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:34 pm
ATW
-
SJU
2 stops10h 16m
United Airlines
Tue 4/287:20 am
SJU
-
ATW
2 stops10h 28m
United Airlines
Deal found 2/18$342
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:30 am
ATW
-
SJU
1 stop11h 25m
Multiple Airlines
Thu 4/166:00 am
SJU
-
ATW
1 stop9h 03m
Multiple Airlines
Deal found 2/17$343
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:31 pm
ATW
-
SJU
2 stops16h 58m
American Airlines
Sat 5/167:25 am
SJU
-
ATW
2 stops17h 15m
American Airlines
Deal found 2/19$346

Find flight deals from Appleton to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2026.

Round-trip from

$266
(American Airlines)

One-way from

$151
(United Airlines)

Popular in

March

Cheapest in

April

Average price

$645
From Appleton Intl to San Juan
Search Deals
One-way flight from Appleton Intl to San Juan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton to San Juan 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
Use the filters below to find and compare flights from Appleton to San Juan that are best for you.

Fly from

Appleton

Fly to

San Juan

Route

Depart

Return

Price

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 4/19

7:01 am-8:51 pm

1 stop12h 50m

San Juan Luis Munoz Marin Intl

Wed 4/29

11:59 pm-10:27 am

2 stops11h 28m

$266

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 4/12

10:30 am-8:34 pm

1 stop9h 04m

San Juan Luis Munoz Marin Intl

Fri 4/17

3:56 pm-11:58 pm

1 stop9h 02m

$282

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 4/21

10:30 am-8:34 pm

1 stop9h 04m

San Juan Luis Munoz Marin Intl

Thu 4/30

3:56 pm-10:45 pm

1 stop7h 49m

$296

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 5/3

5:30 am-1:25 pm

1 stop6h 55m

San Juan Luis Munoz Marin Intl

Sat 5/16

7:00 am-9:14 pm

2 stops15h 14m

$326

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 4/14

12:34 pm-11:50 pm

2 stops10h 16m

San Juan Luis Munoz Marin Intl

Tue 4/28

7:20 am-4:48 pm

2 stops10h 28m

$342

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Thu 5/28

3:45 pm-9:39 am

2 stops16h 54m

San Juan Luis Munoz Marin Intl

Tue 6/2

12:59 am-10:27 am

1 stop10h 28m

$369

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 4/14

10:30 am-8:34 pm

1 stop9h 04m

San Juan Luis Munoz Marin Intl

Sat 4/25

7:40 am-2:00 pm

1 stop7h 20m

$369

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Wed 3/4

6:50 am-9:12 pm

2 stops12h 22m

San Juan Luis Munoz Marin Intl

Thu 3/12

7:30 am-8:36 pm

2 stops14h 06m

$378

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Wed 3/18

8:02 am-9:22 pm

2 stops12h 20m

$151

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Mon 3/23

6:39 pm-3:10 pm

2 stops19h 31m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 15 results
1
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Best time to book a flight from Appleton to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Appleton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Appleton to San Juan

How far ahead should I book a flight from Appleton to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Appleton to San Juan. Price data was last updated on February 18, 2026.

To ensure you get the cheapest price possible for a flight from Appleton to San Juan, you should look to book at least 31 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Appleton to San Juan?

Currently, November is the cheapest month in which you can book a flight from Appleton to San Juan (average of $113). Flying from Appleton to San Juan in June is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated February 20, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Appleton to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,215 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,215 reviews
Delta
7.9
Good
8,215 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,325 reviews
Delta
7.9
Good
8,215 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,320 reviews
Delta
7.9
Good
8,215 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Appleton to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Appleton to San Juan?

    Located just 5.1 mi from the city center, Appleton Intl is the airport most travelers will use when flying to San Juan from Appleton. Booking flights from Appleton Intl (ATW) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 3 different airlines.

  • How long is the flight from Appleton to San Juan?

    Departing from Appleton to San Juan will take you 9h 04m. Airlines will cover a distance of 2207 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Appleton to San Juan round-trip?

    Our cheapest airline available from Appleton to San Juan is United Airlines. Our recent data shows that you can find tickets from as low as $272 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $362 and $367 round-trip. Users have found that United Airlines is 57% cheaper than the other options available to this destination.

  • Can I find deals for flights from Appleton to San Juan that include hotel bookings?

    Yes. In addition to deals on Appleton to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Appleton to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to San Juan.

  • Can I find deals for business class flights from Appleton to San Juan?

    Yes. Cheapflights offers flight deals from Appleton to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Appleton to San Juan?

    Currently, November is the cheapest month in which you can book a flight from Appleton to San Juan (average of $113). Flying from Appleton to San Juan in June is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Appleton to San Juan

Discover the top 3 airlines that operate flights from Appleton to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$272Average$550FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$362Average$634FlexibilityNo cancel feeOn-time71%
DeltaCheapest$367Average$771FlexibilityNo cancel feeOn-timeN/A

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