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Juneau

$516+ 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JNU
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap 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 August 18, 2025.

Round-trip from

$516
(Alaska Airlines)
From Lambert-St Louis to Juneau Intl
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Find 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 August 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
Sat 9/206:00 amSTL - JNU
2 stops16h 58mAlaska Airlines
Sat 9/277:00 amJNU - STL
1 stop7h 34mAlaska Airlines
Deal found 8/18$516
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:10 amSTL - JNU
2 stops14h 03mDelta
Sat 9/277:05 amJNU - STL
2 stops13h 04mDelta
Deal found 8/18$532
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/76:40 amSTL - JNU
2 stops14h 31mDelta
Thu 9/187:05 amJNU - STL
2 stops11h 51mDelta
Deal found 8/18$581
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
Sun 9/76:30 pmSTL - JNU
1 stop17h 04mAlaska Airlines
Thu 9/1812:32 pmJNU - STL
1 stop8h 27mAlaska Airlines
Deal found 8/18$697
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:35 amSTL - JNU
2 stops13h 36mDelta
Fri 9/57:05 amJNU - STL
2 stops11h 11mDelta
Deal found 8/17$720
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/16:00 amSTL - JNU
1 stop8h 36mAlaska Airlines
Fri 9/57:13 amJNU - STL
2 stops13h 46mAlaska Airlines
Deal found 8/17$804
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/16:00 amSTL - JNU
1 stop8h 36mAmerican Airlines
Fri 9/55:00 amJNU - STL
1 stop15h 59mAmerican Airlines
Deal found 8/17$809

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 August 18, 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

Sat 9/20

6:00 am-7:58 pm

2 stops16h 58m

Juneau Intl

Sat 9/27

5:00 am-5:34 pm

1 stop9h 34m

$516

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 9/20

6:01 am-6:13 pm

2 stops15h 12m

Juneau Intl

Sat 9/27

7:05 am-9:21 pm

2 stops11h 16m

$532

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sun 9/7

6:40 am-6:11 pm

2 stops14h 31m

Juneau Intl

Thu 9/18

7:05 am-9:56 pm

2 stops11h 51m

$581

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sun 9/7

6:30 pm-8:34 am

1 stop17h 04m

Juneau Intl

Thu 9/18

12:32 pm-11:59 pm

1 stop8h 27m

$697

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 1/31

2:55 pm-7:52 pm

3 stops31h 57m

Juneau Intl

Fri 2/6

9:30 am-1:52 pm

3 stops49h 22m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

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 August 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% 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 August 18, 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
10,000 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

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 $516, Alaska Airlines can have you in Juneau from St. Louis in 16h 58m. 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.

  • What is the cheapest month to book a flight from St. Louis to Juneau?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Juneau (average of $399). Flying from St. Louis to Juneau in July is currently the most expensive (average of $690). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$524Average$732FlexibilityNo cancel feeOn-time75%

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