HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Juneau

$532+ Cheap flights from St. Louis to Juneau (STL - JNU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JNU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Juneau 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.

Cheap flight deals from St. Louis to Juneau

Cheapest flights from St. Louis to Juneau
Explore the most affordable flight options available from St. Louis to Juneau. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:00 am
STL
-
JNU
2 stops17h 34m
Alaska Airlines
Thu 2/269:50 am
JNU
-
STL
3 stops35h 09m
Alaska Airlines
Deal found 1/25$532
This Alaska Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:56 pm
STL
-
JNU
2 stops28h 31m
Alaska Airlines
Tue 6/27:19 am
JNU
-
STL
2 stops13h 38m
Alaska Airlines
Deal found 1/26$635
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:30 pm
STL
-
JNU
2 stops28h 59m
Alaska Airlines
Mon 6/226:28 pm
JNU
-
STL
2 stops22h 58m
Alaska Airlines
Deal found 1/25$644
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:56 pm
STL
-
JNU
1 stop15h 43m
American Airlines
Tue 6/25:00 am
JNU
-
STL
1 stop7h 50m
American Airlines
Deal found 1/25$646

Find flight deals from St. Louis to Juneau

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Juneau (JNU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(Alaska Airlines)
Provider with most accurate pricing for Lambert-St Louis-Juneau Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Juneau Intl flights.
Search Deals
From Lambert-St Louis to Juneau Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Juneau that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from St. Louis to Juneau that are best for you.

Fly from

St. Louis

Fly to

Juneau

Route

Depart

Return

Price

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Tue 2/24

7:00 am-9:34 pm

2 stops17h 34m

Juneau Intl

Thu 2/26

7:26 am-1:51 pm

2 stops27h 25m

$532

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 4/11

7:00 am-1:05 pm

1 stop9h 05m

Juneau Intl

Wed 4/22

7:24 am-11:59 pm

2 stops13h 35m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Compare providers for flights from St. Louis to Juneau

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Juneau in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Juneau flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Juneau flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Juneau flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Juneau flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Juneau flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Juneau

Have a flexible travel schedule? Discover the best time to fly to Juneau from St. Louis 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.

Reviews of airlines servicing Juneau

Get insights into the airlines that provide service to Juneau. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Juneau. Reviews last updated January 27, 2026.
Read through reviews of airlines operating flights from St. Louis to Juneau, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,795 reviews

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,795 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Crew

8.5

Food

7.1

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Juneau. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Juneau?

    For as low as $532, Alaska Airlines can have you in Juneau from St. Louis in 17h 34m. There are 2368 mi between St. Louis and Juneau.

  • What is the cheapest airline to fly from St. Louis to Juneau round-trip?

    Cheapflights users have booked flights from St. Louis to Juneau round-trip from $616.

  • Can I find deals for flights from St. Louis to Juneau that include hotel bookings?

    Yes. In addition to deals on St. Louis to Juneau flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Juneau?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Juneau.

  • Can I find deals for business class flights from St. Louis to Juneau?

    Yes. Cheapflights offers flight deals from St. Louis to Juneau by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from St. Louis to Juneau

Discover the top airline that operate flights from St. Louis to Juneau. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$616Average$737FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.