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

View $199 flight on Sat, Oct 18, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $199 for one-way flights and $422 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Oct 24 - Wed, Nov 5
JNU
Juneau
STL
St. Louis
$422 Roundtrip, found 2 days ago
$422
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Juneau to St. Louis, returning Wed, Nov 5, priced at $422 found 2 days ago
Alaska Airlines
Fri, Oct 24 - Tue, Nov 4
JNU
Juneau
STL
St. Louis
$423 Roundtrip, found 2 days ago
$423
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Juneau to St. Louis, returning Tue, Nov 4, priced at $423 found 2 days ago
Alaska Airlines
Fri, Oct 24 - Sat, Nov 1
JNU
Juneau
STL
St. Louis
$427 Roundtrip, found 2 days ago
$427
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Juneau to St. Louis, returning Sat, Nov 1, priced at $427 found 2 days ago
Alaska Airlines
Tue, Oct 28 - Wed, Nov 5
JNU
Juneau
STL
St. Louis
$437 Roundtrip, found 2 days ago
$437
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Juneau to St. Louis, returning Wed, Nov 5, priced at $437 found 2 days ago
Alaska Airlines
Tue, Oct 28 - Tue, Nov 4
JNU
Juneau
STL
St. Louis
$439 Roundtrip, found 2 days ago
$439
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Juneau to St. Louis, returning Tue, Nov 4, priced at $439 found 2 days ago
Alaska Airlines
Fri, Oct 24 - Sun, Nov 2
JNU
Juneau
STL
St. Louis
$442 Roundtrip, found 2 days ago
$442
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Juneau to St. Louis, returning Sun, Nov 2, priced at $442 found 2 days ago
Alaska Airlines
Sat, Oct 25 - Wed, Nov 5
JNU
Juneau
STL
St. Louis
$447 Roundtrip, found 2 days ago
$447
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Juneau to St. Louis, returning Wed, Nov 5, priced at $447 found 2 days ago
Alaska Airlines
Fri, Oct 24 - Mon, Nov 3
JNU
Juneau
STL
St. Louis
$447 Roundtrip, found 2 days ago
$447
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Oct 24 from Juneau to St. Louis, returning Mon, Nov 3, priced at $447 found 2 days ago
Hawaiian Airlines
Wed, Oct 29 - Sat, Nov 1
JNU
Juneau
STL
St. Louis
$525 Roundtrip, found 2 days ago
$525
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 29 from Juneau to St. Louis, returning Sat, Nov 1, priced at $525 found 2 days ago
American Airlines
Sun, Sep 28 - Mon, Sep 29
JNU
Juneau
STL
St. Louis
$1,291 Roundtrip, found 1 day ago
$1,291
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Sep 28 from Juneau to St. Louis, returning Mon, Sep 29, priced at $1,291 found 1 day ago

Alternative airports near St. Louis

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

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $822
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $822

Frequently asked questions

How much does a flight from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $199 or cheap return flight from $422 from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL)?
Traveling in October may help you find better deals, as it's the cheapest month for flights between JNU and STL. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from JNU to STL. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL)?
Direct flights from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL) 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 dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from JNU to STL?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the season, airline 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 Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL)?
To avoid possible delays on the Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of being 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 Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from JNU to STL are typically more expensive. To lock in the lowest rates, start searching for flights as early as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a JNU to STL flight and hotel package?
Booking a JNU to STL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Juneau Intl. Airport (JNU) to Lambert-St. Louis Intl. Airport (STL)?
It's generally possible to cancel or reschedule your JNU to STL flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Juneau Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines
Roundtrip price
$422
Distance
2370 mi

Book with confidence

Book with confidence

Juneau to St. Louis Flights

The cheapest times to fly from Juneau to St. Louis

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

 

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

Sunday is one of the best days to book for cheap flights from Juneau to St. Louis: 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 Juneau to St. Louis

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 Juneau to St. Louis 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 Juneau to St. Louis 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 Juneau to St. Louis 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.

 

Juneau to St. Louis Flights

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*Available to One Key members.