What are the cheapest airlines flying from Appleton to San Juan Luis Munoz Marin Intl Airport round-trip?

According to our current data, Delta ($347), American Airlines ($358), and United Airlines ($370) offers the cheapest pricing from Appleton to San Juan Luis Munoz Marin Intl Airport. Users have found that Delta is 46% cheaper than the other options available to this destination.

What is the cheapest day to fly from Appleton to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Appleton to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

What are the most popular airlines that fly from Appleton to San Juan Luis Munoz Marin Intl Airport?

Before booking your flight from Appleton to San Juan Luis Munoz Marin Intl Airport check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What is the cheapest time of day to fly from ATW to SJU?

One of the essential ways to save on airfare from Appleton to San Juan Luis Munoz Marin Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 7% on airfare.

What airport do you fly from for flights from Appleton to San Juan Luis Munoz Marin Intl?

For a flight from Appleton to San Juan Luis Munoz Marin Intl, you will be flying from Appleton Intl. Appleton Intl (ATW) is just 5.1 mi from the center of the city. Appleton Intl is the only Appleton airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 3 airlines have flights to San Juan Luis Munoz Marin Intl from Appleton Intl on a regular basis.

Can I find deals for flights from Appleton to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Appleton to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Appleton to Luis Munoz Marin Intl?

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

Can I find deals for business class flights from Appleton to Luis Munoz Marin Intl?

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

$205+ Cheap Flights from Appleton to San Juan Luis Munoz Marin Intl Airport

Q: How much does it cost to fly round-trip from Appleton to San Juan Luis Munoz Marin Intl Airport?

Airfare is below average for this route at the moment. Appleton to San Juan Luis Munoz Marin Intl Airport flights typically cost between $444 and $633 in October. The cheapest round-trip price found within the last 3 days was $235 on American Airlines (Oct 25-Nov 1).

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Find cheap flights from Appleton to Luis Munoz Marin Intl 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

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

Cheap flight deals from Appleton to Luis Munoz Marin Intl

Round-trip from	$235 (American Airlines)
One-way from	$205 (United Airlines)
Popular in	March
Cheapest in	October
Average price	$630

From Appleton Intl to San Juan Luis Munoz Marin Intl

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One-way flight from Appleton Intl to San Juan Luis Munoz Marin Intl

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Highest demand for flights based on searches. 7% potential increase in price ($50 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Appleton to Luis Munoz Marin Intl

Cheapest flights from Appleton to Luis Munoz Marin Intl
Explore the most affordable flight options available from Appleton to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

Sat 10/254:06 pmATW - SJU

2 stops18h 00mAmerican Airlines

Sat 11/13:50 pmSJU - ATW

2 stops19h 26mAmerican Airlines

Deal found 9/17

$235

Mon 11/37:42 pmATW - SJU

2 stops18h 05mAmerican Airlines

Tue 11/116:00 amSJU - ATW

2 stops19h 25mAmerican Airlines

Deal found 9/18

$350

Wed 12/313:24 pmATW - SJU

2 stops12h 47mUnited Airlines

Wed 1/148:35 amSJU - ATW

1 stop7h 34mUnited Airlines

Deal found 9/17

$402

Wed 12/313:24 pmATW - SJU

2 stops12h 47mUnited Airlines

Tue 1/138:10 amSJU - ATW

2 stops10h 38mUnited Airlines

Deal found 9/18

$405

Fri 10/33:45 pmATW - SJU

2 stops18h 26mAmerican Airlines

Tue 10/73:00 pmSJU - ATW

1 stop9h 43mAmerican Airlines

Deal found 9/17

$406

Wed 12/313:58 pmATW - SJU

2 stops15h 38mAmerican Airlines

Wed 1/149:25 amSJU - ATW

2 stops13h 27mAmerican Airlines

Deal found 9/17

$413

Sat 10/256:30 amATW - SJU

2 stops13h 08mUnited Airlines

Fri 10/311:05 amSJU - ATW

2 stops13h 52mUnited Airlines

Deal found 9/17

$424

Wed 12/313:58 pmATW - SJU

1 stop11h 02mAmerican Airlines

Tue 1/1312:40 pmSJU - ATW

1 stop11h 10mAmerican Airlines

Deal found 9/17

$465

Best flights from Appleton to Luis Munoz Marin Intl
Discover carefully curated flight deals from Appleton to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2025.

Mon 11/37:42 pmATW - SJU

2 stops16h 01mAmerican Airlines

Tue 11/116:00 amSJU - ATW

2 stops19h 25mAmerican Airlines

Deal found 9/17

$298

Sat 10/256:30 amATW - SJU

1 stop7h 14mUnited Airlines

Fri 10/311:05 amSJU - ATW

2 stops13h 52mUnited Airlines

Deal found 9/17

$408

Sat 10/254:06 pmATW - SJU

1 stop6h 48mAmerican Airlines

Sat 11/13:50 pmSJU - ATW

2 stops19h 26mAmerican Airlines

Deal found 9/17

$298

Fri 10/33:45 pmATW - SJU

2 stops18h 26mAmerican Airlines

Tue 10/73:00 pmSJU - ATW

1 stop9h 43mAmerican Airlines

Deal found 9/17

$406

Tue 12/27:42 pmATW - SJU

2 stops15h 48mAmerican Airlines

Mon 12/85:56 pmSJU - ATW

1 stop7h 28mAmerican Airlines

Deal found 9/18

$505

Last-minute flights from Appleton to Luis Munoz Marin Intl
Discover last-minute flight deals from Appleton to Luis Munoz Marin Intl. Data last updated September 19, 2025 and is based on user searches.

Thu 10/26:00 amATW - SJU

2 stops16h 37mAmerican Airlines

Mon 10/67:00 pmSJU - ATW

2 stops20h 52mAmerican Airlines

Deal found 9/17

$529

Fri 10/33:45 pmATW - SJU

2 stops18h 26mAmerican Airlines

Tue 10/73:00 pmSJU - ATW

1 stop9h 43mAmerican Airlines

Deal found 9/17

$406

Fri 10/36:30 amATW - SJU

2 stops13h 08mUnited Airlines

Mon 10/61:05 amSJU - ATW

2 stops11h 56mUnited Airlines

Deal found 9/18

$645

Mon 10/66:00 amATW - SJU

1 stop7h 08mAmerican Airlines

Fri 10/105:00 pmSJU - ATW

2 stops17h 23mAmerican Airlines

Deal found 9/17

$660

Wed 10/223:22 pmATW - SJU

2 stops18h 44mAmerican Airlines

Sun 10/267:10 amSJU - ATW

1 stop9h 38mAmerican Airlines

Deal found 9/18

$655

Sat 10/254:06 pmATW - SJU

2 stops18h 00mAmerican Airlines

Sat 11/13:50 pmSJU - ATW

2 stops19h 26mAmerican Airlines

Deal found 9/17

$235

Sat 10/256:30 amATW - SJU

2 stops13h 08mUnited Airlines

Fri 10/311:05 amSJU - ATW

2 stops13h 52mUnited Airlines

Deal found 9/17

$424

One-way flights from Appleton to Luis Munoz Marin Intl
Search for one-way flight options from Appleton to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated September 19, 2025.

Wed 12/313:24 pmATW - SJU

2 stops12h 47mUnited Airlines

Deal found 9/17

$205

Wed 12/319:51 amATW - SJU

1 stop17h 09mAmerican Airlines

Deal found 9/17

$233

Cheapflights Fare Finder

Use the filters below to find and compare flights from Appleton to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Mon 11/3

7:42 pm-1:43 pm

2 stops16h 01m

San Juan Luis Munoz Marin Intl

Tue 11/11

6:00 am-11:25 pm

2 stops19h 25m

$298

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sat 10/25

4:06 pm-11:54 pm

1 stop6h 48m

San Juan Luis Munoz Marin Intl

Sat 11/1

3:50 pm-10:16 am

2 stops19h 26m

$298

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Fri 10/3

3:45 pm-11:11 am

2 stops18h 26m

San Juan Luis Munoz Marin Intl

Tue 10/7

3:00 pm-11:43 pm

1 stop9h 43m

$406

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sat 10/25

6:30 am-2:44 pm

1 stop7h 14m

San Juan Luis Munoz Marin Intl

Fri 10/31

1:05 am-1:57 pm

2 stops13h 52m

$408

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 12/2

7:42 pm-1:30 pm

2 stops15h 48m

San Juan Luis Munoz Marin Intl

Mon 12/8

5:56 pm-11:24 pm

1 stop7h 28m

$505

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Wed 12/31

3:24 pm-6:11 am

2 stops12h 47m

$205

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Wed 12/31

9:51 am-5:00 am

1 stop17h 09m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Appleton to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport?

To ensure you get the cheapest price possible for a flight from Appleton to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Appleton to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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 Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Read through reviews of airlines operating flights from Appleton to San Juan Luis Munoz Marin Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,964 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,926 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Appleton to San Juan Luis Munoz Marin Intl?
For a flight from Appleton to San Juan Luis Munoz Marin Intl, you will be flying from Appleton Intl. Appleton Intl (ATW) is just 5.1 mi from the center of the city. Appleton Intl is the only Appleton airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 3 airlines have flights to San Juan Luis Munoz Marin Intl from Appleton Intl on a regular basis.
How long is the flight from Appleton to San Juan Luis Munoz Marin Intl Airport?
A quick flight from Appleton to San Juan Luis Munoz Marin Intl Airport can take about 16h 01m. American Airlines provides one of the quickest options available for as low as $298. Airlines will cover a distance of 2207 mi.
What are the cheapest airlines flying from Appleton to San Juan Luis Munoz Marin Intl Airport round-trip?
According to our current data, Delta ($347), American Airlines ($358), and United Airlines ($370) offers the cheapest pricing from Appleton to San Juan Luis Munoz Marin Intl Airport. Users have found that Delta is 46% cheaper than the other options available to this destination.
Can I find deals for flights from Appleton to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Appleton to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Appleton to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Luis Munoz Marin Intl.
Can I find deals for business class flights from Appleton to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Appleton to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Appleton to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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

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Luquillo

Humacao

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Top 3 airlines flying from Appleton to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$347	Average$638	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$358	Average$650	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$370	Average$641	FlexibilityNo cancel fee	On-time69%

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$205+ Cheap flights from Appleton (ATW) to Luis Munoz Marin Intl (SJU)

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Appleton to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Cheap flight deals from Appleton to Luis Munoz Marin Intl

Round-trip from

One-way from

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Cheapest in

Average price

Find flight deals from Appleton to Luis Munoz Marin Intl

Cheapest flights from Appleton to Luis Munoz Marin IntlExplore the most affordable flight options available from Appleton to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

Explore the most affordable flight options available from Appleton to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Appleton to San Juan Luis Munoz Marin Intl Airport that are best for you.

Best time to book a flight from Appleton to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Appleton with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Appleton to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest month to book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport?

How much does it cost to fly round-trip from Appleton to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Read through reviews of airlines operating flights from Appleton to San Juan Luis Munoz Marin Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Appleton to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl?

How long is the flight from Appleton to San Juan Luis Munoz Marin Intl Airport?

What are the cheapest airlines flying from Appleton to San Juan Luis Munoz Marin Intl Airport round-trip?

Can I find deals for flights from Appleton to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Appleton to Luis Munoz Marin Intl?

Can I find deals for business class flights from Appleton to Luis Munoz Marin Intl?

What is the cheapest month to book a flight from Appleton to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Appleton to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Appleton to Luis Munoz Marin Intl

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Cheapest flights from Appleton to Luis Munoz Marin Intl
Explore the most affordable flight options available from Appleton to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.