$199 Cheap Flights from St. Louis (STL) to Juneau (JNU)

View $199 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Juneau, AK (JNU-Juneau Intl.)

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Cheap Flights from St. Louis to Juneau (STL-JNU)

Prices were available within the past 7 days and start at $199 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Feb 17 - Tue, Mar 3
STL
St. Louis
JNU
Juneau
$397 Roundtrip, found 2 days ago
$397
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Feb 17 from St. Louis to Juneau, returning Tue, Mar 3, priced at $397 found 2 days ago
Alaska Airlines
Tue, Mar 31 - Wed, Apr 15
STL
St. Louis
JNU
Juneau
$398 Roundtrip, found 2 days ago
$398
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Mar 31 from St. Louis to Juneau, returning Wed, Apr 15, priced at $398 found 2 days ago
Alaska Airlines
Wed, Mar 25 - Sat, Apr 11
STL
St. Louis
JNU
Juneau
$399 Roundtrip, found 2 days ago
$399
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Mar 25 from St. Louis to Juneau, returning Sat, Apr 11, priced at $399 found 2 days ago
Alaska Airlines
Tue, Mar 31 - Sat, Apr 18
STL
St. Louis
JNU
Juneau
$402 Roundtrip, found 2 days ago
$402
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Mar 31 from St. Louis to Juneau, returning Sat, Apr 18, priced at $402 found 2 days ago
Alaska Airlines
Wed, Apr 1 - Wed, Apr 15
STL
St. Louis
JNU
Juneau
$403 Roundtrip, found 2 days ago
$403
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Apr 1 from St. Louis to Juneau, returning Wed, Apr 15, priced at $403 found 2 days ago
Alaska Airlines
Sat, Nov 1 - Sat, Nov 8
STL
St. Louis
JNU
Juneau
$406 Roundtrip, found 13 hours ago
$406
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Sat, Nov 1 from St. Louis to Juneau, returning Sat, Nov 8, priced at $406 found 13 hours ago
Alaska Airlines
Tue, Feb 3 - Tue, Feb 17
STL
St. Louis
JNU
Juneau
$407 Roundtrip, found 2 days ago
$407
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Feb 3 from St. Louis to Juneau, returning Tue, Feb 17, priced at $407 found 2 days ago
Alaska Airlines
Sat, Nov 1 - Sat, Nov 8
STL
St. Louis
JNU
Juneau
$407 Roundtrip, found 13 hours ago
$407
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Sat, Nov 1 from St. Louis to Juneau, returning Sat, Nov 8, priced at $407 found 13 hours ago
Hawaiian Airlines
Wed, Nov 5 - Sat, Nov 22
STL
St. Louis
JNU
Juneau
$478 Roundtrip, found 3 days ago
$478
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Nov 5 from St. Louis to Juneau, returning Sat, Nov 22, priced at $478 found 3 days ago
American Airlines
Mon, Jun 8 - Fri, Jun 12
STL
St. Louis
JNU
Juneau
$841 Roundtrip, found 23 hours ago
$841
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Mon, Jun 8 from St. Louis to Juneau, returning Fri, Jun 12, priced at $841 found 23 hours ago

Alternative airports near Juneau

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Juneau Intl. JNU. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $627
JNU
Juneau Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $627

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU) cost?
Secure a cheap one-way flight from $199 or cheap return flight from $397 from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU)?
The cheapest month to fly from STL to JNU is February, when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to JNU flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU)?
There are no daily nonstop flights departing from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from STL to JNU?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU) last-minute?
Holding off until right before your break to book a flight from STL to JNU often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a STL to JNU flight and hotel package?
You'll typically save money by booking a STL to JNU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Juneau Intl. Airport (JNU)?
If you booked your STL to JNU flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Juneau Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta
Roundtrip price
$396
Distance
2370 mi

Book with confidence

Book with confidence

St. Louis to Juneau Flights

The cheapest times to fly from St. Louis 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 St. Louis to Juneau are during the month of February. You can find some of the cheapest flights from St. Louis to Juneau with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Juneau

Sunday is one of the best days to book for cheap flights from St. Louis 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 St. Louis 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 St. Louis to Juneau in 2025. You can also book with separate airlines for your outbound and return journeys, from $199 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 St. Louis 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 St. Louis 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.

 

St. Louis to Juneau Flights

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*Available to One Key members.