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

Consider American Airlines, JetBlue or Delta when booking your flight. These represent the most popular airlines when flying from Oshkosh to San Juan Luis Munoz Marin Intl Airport.

What is the cheapest month to fly from Oshkosh to San Juan Luis Munoz Marin Intl Airport?

September is one of the best times of the year to fly to San Juan Luis Munoz Marin Intl Airport from Oshkosh. Prices for September average $624 per person but you can even find prices for as low as $370. The most expensive prices can be found in the month of December. Opting for a September flight can save you 30% on your journey compared to booking in December

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

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

How can I find direct flights from Oshkosh 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 Oshkosh to Luis Munoz Marin Intl.

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

Yes. Cheapflights offers flight deals from Oshkosh 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.

$227+ Flights from Oshkosh to San Juan Luis Munoz Marin Intl Airport

Q: How far in advance should I book a flight from Oshkosh to San Juan Luis Munoz Marin Intl Airport?

Travelers have found it’s best to book a flight 36 days in advance to save up to 5% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 36 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Oshkosh to San Juan Luis Munoz Marin Intl Airport 1-2 weeks in advance for as low as $385, or $491 for flights within the next 24 hours.

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Find cheap flights from Oshkosh 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

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 Oshkosh to San Juan Luis Munoz Marin Intl are usually found in September or January, booked 89 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Oshkosh to Luis Munoz Marin Intl

Round-trip from	$285 (American Airlines)
One-way from	$227 (Delta)
Popular in	December
Cheapest in	September
Average price	$635

From Oshkosh to San Juan Luis Munoz Marin Intl

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

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Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Oshkosh to Luis Munoz Marin Intl

Cheapest flights from Oshkosh to Luis Munoz Marin Intl
Explore the most affordable flight options available from Oshkosh to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Sat 10/49:49 amATW - SJU

2 stops27h 56mAmerican Airlines

Tue 10/144:05 pmSJU - ATW

2 stops19h 42mAmerican Airlines

Deal found 4/1

$255

Sat 10/45:29 amATW - SJU

1 stop9h 39mDelta

Tue 10/147:00 amSJU - ATW

2 stops14h 42mDelta

Deal found 4/1

$390

Tue 4/112:50 pmATW - SJU

1 stop10h 04mUnited Airlines

Fri 4/41:05 amSJU - ATW

2 stops15h 03mUnited Airlines

Deal found 4/1

$459

Fri 4/181:30 pmATW - SJU

2 stops29h 10mMultiple Airlines

Sat 4/266:35 amSJU - ATW

3 stops39h 31mMultiple Airlines

Deal found 4/1

$653

Best flights from Oshkosh to Luis Munoz Marin Intl
Discover carefully curated flight deals from Oshkosh 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 April 2, 2025.

Tue 4/2211:24 amATW - SJU

2 stops16h 36mAmerican Airlines

Wed 4/306:21 amSJU - ATW

2 stops18h 03mAmerican Airlines

Deal found 4/1

$285

Sun 4/203:15 pmATW - SJU

3 stops42h 17mMultiple Airlines

Fri 4/2510:27 amSJU - ATW

3 stops33h 23mMultiple Airlines

Deal found 4/1

$480

Tue 4/223:43 pmATW - SJU

1 stop7h 11mUnited Airlines

Tue 4/291:05 amSJU - ATW

2 stops11h 59mUnited Airlines

Deal found 4/1

$510

Mon 9/15:29 amATW - SJU

1 stop10h 21mDelta

Mon 9/87:00 amSJU - ATW

2 stops14h 42mDelta

Deal found 3/31

$555

Last-minute flights from Oshkosh to Luis Munoz Marin Intl
Discover last-minute flight deals from Oshkosh to Luis Munoz Marin Intl. Data last updated April 2, 2025 and is based on user searches.

Tue 4/112:50 pmATW - SJU

1 stop10h 04mUnited Airlines

Fri 4/41:05 amSJU - ATW

2 stops15h 03mUnited Airlines

Deal found 4/1

$459

Fri 4/115:00 amATW - SJU

2 stops14h 20mAmerican Airlines

Sun 4/135:30 amSJU - ATW

2 stops17h 13mAmerican Airlines

Deal found 4/1

$874

Fri 4/113:43 pmATW - SJU

1 stop7h 11mUnited Airlines

Sun 4/133:56 pmSJU - ATW

1 stop30h 25mUnited Airlines

Deal found 4/1

$891

Fri 4/181:30 pmATW - SJU

2 stops29h 10mMultiple Airlines

Sat 4/266:35 amSJU - ATW

3 stops39h 31mMultiple Airlines

Deal found 4/1

$653

Tue 4/2211:24 amATW - SJU

2 stops16h 36mAmerican Airlines

Wed 4/306:21 amSJU - ATW

2 stops18h 03mAmerican Airlines

Deal found 4/1

$285

One-way flights from Oshkosh to Luis Munoz Marin Intl
Search for one-way flight options from Oshkosh to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Sun 5/255:35 amATW - SJU

1 stop9h 58mDelta

Deal found 4/1

$227

Sun 5/2511:26 amATW - SJU

2 stops16h 46mAmerican Airlines

Deal found 4/1

$269

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oshkosh 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

Tue 4/22

11:24 am-5:00 am

2 stops16h 36m

San Juan Luis Munoz Marin Intl

Wed 4/30

6:21 am-11:24 pm

2 stops18h 03m

$285

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 4/20

3:15 pm-10:32 am

3 stops42h 17m

San Juan Luis Munoz Marin Intl

Fri 4/25

10:27 am-6:50 pm

3 stops33h 23m

$480

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Tue 4/22

3:43 pm-11:54 pm

1 stop7h 11m

San Juan Luis Munoz Marin Intl

Tue 4/29

1:05 am-12:04 pm

2 stops11h 59m

$510

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Mon 9/1

5:29 am-4:50 pm

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Mon 9/8

7:00 am-8:42 pm

2 stops14h 42m

$555

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Sun 5/25

5:35 am-4:33 pm

1 stop9h 58m

$227

AppletonSan Juan

ATW - SJU

ATWSJU

Appleton Intl

Thu 7/3

3:40 pm-12:08 am

1 stop7h 28m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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

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

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

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oshkosh to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Oshkosh to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Oshkosh to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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.

What is the cheapest time of day to fly from OS9 to SJU?

When flying from Oshkosh to San Juan Luis Munoz Marin Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Travelers seeking maximum savings on their Oshkosh 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.

Rainfall in Luis Munoz Marin Intl by month

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.

Temperature in Luis Munoz Marin Intl by month

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).

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Oshkosh to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,898 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,898 reviews

Delta

8.0

Very good

7,898 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,616 reviews

Delta

8.0

Very good

7,898 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,898 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Can I find deals for flights from Oshkosh to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Oshkosh to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Oshkosh 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 Oshkosh to Luis Munoz Marin Intl.
Can I find deals for business class flights from Oshkosh to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Oshkosh 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 Oshkosh to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Oshkosh to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Oshkosh to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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

Dorado

Fajardo

Luquillo

Humacao

Rio Grande

Bayamón

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Oshkosh to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$129	Average$245	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$203	Average$386	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$264	Average$519	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$264	Average$657	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$265	Average$553	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$375	Average$623	FlexibilityNo cancel fee	On-time63%
JetBlue	Cheapest$384	Average$445	FlexibilityNo cancel fee	On-time62%

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$227+ Cheap flights from Oshkosh, WI 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Oshkosh 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 Oshkosh to San Juan Luis Munoz Marin Intl are usually found in September or January, booked 89 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Oshkosh to Luis Munoz Marin Intl

Keep the following information in mind while searching for Oshkosh to Luis Munoz Marin Intl flight deals. Data was last updated April 2, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Oshkosh to Luis Munoz Marin Intl

Cheapest flights from Oshkosh to Luis Munoz Marin IntlExplore the most affordable flight options available from Oshkosh to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Oshkosh to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Oshkosh to Luis Munoz Marin Intl. Price data was last updated on March 28, 2025.

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

What is the cheapest time of day to fly from OS9 to SJU?

Find hourly flight availability from Oshkosh to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Oshkosh to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Oshkosh to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Oshkosh 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.

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

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

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

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

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Alternative routes for Oshkosh to Luis Munoz Marin Intl

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Top 7 airlines flying from Oshkosh to Luis Munoz Marin Intl

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Cheapest flights from Oshkosh to Luis Munoz Marin Intl
Explore the most affordable flight options available from Oshkosh to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.