HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$181+ 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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — SJU
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Appleton to San Juan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Appleton Intl to San Juan are usually found in November or April, booked 31 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap 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 November 3, 2025.

Round-trip from

$325
(United Airlines)

One-way from

$181
(American Airlines)

Popular in

March

Cheapest in

November

Average price

$496
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 ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/2. 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 12/25:20 amATW - SJU
2 stops17h 24mAmerican Airlines
Tue 12/98:20 amSJU - ATW
1 stop17h 04mAmerican Airlines
Deal found 11/2$390
This Delta deal was found by Cheapflights users on 10/31. 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.
Sat 11/15:41 amATW - SJU
1 stop9h 52mDelta
Thu 11/63:36 pmSJU - ATW
1 stop7h 59mDelta
Deal found 10/31$399
This American Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 11/37:42 pmATW - SJU
2 stops16h 01mAmerican Airlines
Tue 11/118:20 amSJU - ATW
1 stop17h 05mAmerican Airlines
Deal found 10/31$439
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/26:30 amATW - SJU
1 stop7h 10mUnited Airlines
Mon 12/82:05 amSJU - ATW
2 stops11h 45mUnited Airlines
Deal found 11/2$455
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sat 11/18:15 amATW - SJU
2 stops12h 07mUnited Airlines
Wed 11/52:05 amSJU - ATW
2 stops13h 52mUnited Airlines
Deal found 10/30$489
This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:00 amATW - SJU
3 stops30h 13mMultiple Airlines
Thu 11/2011:55 amSJU - ATW
3 stops30h 44mMultiple Airlines
Deal found 11/1$543
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/307:35 amATW - SJU
1 stop26h 23mMultiple Airlines
Wed 1/77:01 pmSJU - ATW
2 stops29h 14mMultiple Airlines
Deal found 11/2$567

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 November 3, 2025.
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 3/22

6:35 am-2:40 pm

1 stop7h 05m

San Juan Luis Munoz Marin Intl

Thu 3/26

7:35 am-3:10 pm

1 stop8h 35m

$325

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 2/3

12:35 pm-12:36 am

2 stops10h 01m

San Juan Luis Munoz Marin Intl

Fri 2/13

8:35 am-1:58 pm

1 stop7h 23m

$325

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Fri 3/20

6:35 am-2:40 pm

1 stop7h 05m

San Juan Luis Munoz Marin Intl

Thu 3/26

7:35 am-2:08 pm

1 stop7h 33m

$370

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Fri 3/20

6:35 am-2:40 pm

1 stop7h 05m

San Juan Luis Munoz Marin Intl

Sat 3/28

7:35 am-3:10 pm

1 stop8h 35m

$370

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 11/16

6:30 am-9:26 pm

2 stops12h 56m

San Juan Luis Munoz Marin Intl

Wed 11/19

2:05 am-11:57 am

2 stops11h 52m

$399

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sat 1/3

7:27 pm-5:00 am

1 stop7h 33m

$181

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sat 12/20

6:15 am-6:11 am

2 stops21h 56m

$568

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sat 12/20

9:51 am-5:00 am

1 stop17h 09m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

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 October 31, 2025.

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, October is the cheapest month in which you can book a flight from Appleton to San Juan (average of $144). Flying from Appleton to San Juan in June is currently the most expensive (average of $379). 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.

How much does it cost to fly round-trip from Appleton to San Juan?

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 November 3, 2025.
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
8,001 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,034 reviews
Delta
7.9
Good
8,001 reviews

Boarding

8.2

Crew

8.5

Overall

7.9

Food

7.3

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

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 7h 05m. Airlines will cover a distance of 2207 mi.

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

    Our cheapest airline available from Appleton to San Juan is Delta. Our recent data shows that you can find tickets from as low as $347 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $360 and $369 round-trip. Users have found that Delta is 48% 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, October is the cheapest month in which you can book a flight from Appleton to San Juan (average of $144). Flying from Appleton to San Juan in June is currently the most expensive (average of $379). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Appleton to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Luis Munoz Marin Intl flights
Minneapolis to Luis Munoz Marin Intl flights
Milwaukee to Luis Munoz Marin Intl flights
Madison to Luis Munoz Marin Intl flights
Appleton to Luis Munoz Marin Intl flights
Green Bay to Luis Munoz Marin Intl flights
O'Hare Intl to Ponce flights
O'Hare Intl to Aguadilla flights
Duluth to Luis Munoz Marin Intl flights
Minneapolis to Aguadilla flights
Wausau to Luis Munoz Marin Intl flights
Minneapolis to Culebra flights
O'Hare Intl to Culebra flights
Eau Claire to Luis Munoz Marin Intl flights
Minneapolis to Mayagüez flights
Madison to Culebra flights
Madison to Mayagüez flights
O'Hare Intl to Mayagüez flights
Madison to Aguadilla flights
Milwaukee to Culebra flights
Duluth to Vieques flights

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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$347Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$360Average$647FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$369Average$626FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.