$384 Cheap Flights from San Juan (SJU) to Juneau (JNU)

View $384 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Juneau, AK (JNU-Juneau Intl.)

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Cheap Flights from San Juan to Juneau (SJU-JNU)

Prices were available within the past 7 days and start at $384 for one-way flights and $825 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$825 Roundtrip, found 6 days ago
$825
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $825 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$885 Roundtrip, found 6 days ago
$885
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $885 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$988 Roundtrip, found 6 days ago
$988
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $988 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$998 Roundtrip, found 6 days ago
$998
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $998 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,085 Roundtrip, found 6 days ago
$1,085
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,085 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,118 Roundtrip, found 6 days ago
$1,118
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,118 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,128 Roundtrip, found 6 days ago
$1,128
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,128 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,145 Roundtrip, found 6 days ago
$1,145
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,145 found 6 days ago
United
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,162 Roundtrip, found 6 days ago
$1,162
Roundtrip
found 6 days ago
Select United flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,162 found 6 days ago
American Airlines
Mon, Mar 23 - Tue, Mar 31
SJU
San Juan
JNU
Juneau
$1,163 Roundtrip, found 6 days ago
$1,163
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Mar 23 from San Juan to Juneau, returning Tue, Mar 31, priced at $1,163 found 6 days ago

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU) cost?
Secure a cheap one-way flight from $384 or cheap return flight from $825 from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU)?
March is the most affordable month to fly from SJU to JNU. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from SJU to JNU. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU)?
Nonstop flights from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJU to JNU?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU)?
Book a flight from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU) that takes off before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU) last-minute?
Last-minute fares from SJU to JNU are typically more expensive. For the cheapest rates, start looking for flights well ahead of time. That being said, if you can play around with your travel dates, you may find a cheap ticket right before you leave.
Is it cheaper to book a SJU to JNU flight and hotel package?
Opting for a SJU to JNU flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Juneau Intl. Airport (JNU)?
If you reserved your SJU to JNU flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Juneau Intl.
Roundtrip price
$825
Distance
4365 mi

Book with confidence

Book with confidence

San Juan to Juneau Flights

The cheapest times to fly from San Juan to Juneau

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to Juneau are during the month of March. You can find some of the cheapest flights from San Juan to Juneau with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Juneau

Sunday is one of the best days to book for cheap flights from San Juan to Juneau: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Juan to Juneau

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to Juneau in 2025. You can also book with separate airlines for your outbound and return journeys, from $384 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to Juneau flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to Juneau airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Juan to Juneau Flights

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Explore a world of travel with Expedia

*Available to One Key members.