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Juneau

$531+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JNU
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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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 December 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/12. 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.
Wed 12/177:00 amSTL - JNU
2 stops17h 33mAlaska Airlines
Wed 12/247:18 amJNU - STL
2 stops13h 41mAlaska Airlines
Deal found 12/12$1,071

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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$531
(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 December 14, 2025.
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

Fri 2/20

7:00 am-8:04 pm

3 stops40h 04m

Juneau Intl

Tue 2/24

7:26 am-1:51 pm

2 stops27h 25m

$531

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Tue 5/26

6:22 pm-9:22 pm

2 stops30h 00m

Juneau Intl

Tue 6/2

7:08 am-12:04 am

2 stops13h 56m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Juneau flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Juneau

What is the cheapest time of day to fly from STL to JNU?

Find hourly flight availability from St. Louis to Juneau. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 33% on flights from St. Louis to Juneau by exploring options for tickets in the morning.

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 December 14, 2025.
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
11,451 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,451 reviews
Alaska Airlines
8.0
Very good
11,451 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 $531, Alaska Airlines can have you in Juneau from St. Louis in 40h 04m. 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 $524.

  • 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

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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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$524Average$737FlexibilityNo cancel feeOn-time75%

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