HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Juneau

$481+ Cheap flights from St. Louis to Juneau (STL - JNU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JNU
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
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

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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$501
(Delta)

One-way from

$481
(Alaska Airlines)

Popular in

July

Cheapest in

September
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
One-way flight from Lambert-St Louis to Juneau Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals

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 March 27, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/196:40 amSTL - JNU
2 stops14h 27mDelta
Tue 6/247:05 amJNU - STL
2 stops10h 32mDelta
Deal found 3/25$501
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 6/197:32 pmSTL - JNU
2 stops28h 58mAlaska Airlines
Tue 6/246:55 pmJNU - STL
1 stop26h 04mAlaska Airlines
Deal found 3/25$689
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/99:41 amSTL - JNU
2 stops15h 15mAmerican Airlines
Sun 4/137:00 amJNU - STL
2 stops12h 28mAmerican Airlines
Deal found 3/24$782

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 March 27, 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

Thu 6/19

6:40 am-6:07 pm

2 stops14h 27m

Juneau Intl

Tue 6/24

7:05 am-8:37 pm

2 stops10h 32m

$501

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Thu 6/19

7:32 pm-9:30 pm

2 stops28h 58m

Juneau Intl

Tue 6/24

6:55 pm-11:59 pm

1 stop26h 04m

$689

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Wed 4/9

9:41 am-9:56 pm

2 stops15h 15m

Juneau Intl

Sun 4/13

7:00 am-10:28 pm

2 stops12h 28m

$782

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sun 4/6

3:11 pm-9:27 pm

2 stops9h 16m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 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.

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 March 27, 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.

Rainfall in Juneau by month

Plan your trip to Juneau by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Juneau ranges from 2.9 - 8.6 inches per month. September is typically the wettest month, when rainfall can reach 8.6 in. April is typically the driest time to visit Juneau when rainfall is around 2.9 in.

Temperature in Juneau by month

Plan your trip to Juneau by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Juneau, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 57.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 March 27, 2025.
Alaska Airlines
8.0
Very good
9,792 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,792 reviews
Alaska Airlines
8.0
Very good
9,792 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,895 reviews
Alaska Airlines
8.0
Very good
9,792 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,792 reviews

Food

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines flying from St. Louis to Juneau round-trip?

    Cheapflights users have booked flights from St. Louis to Juneau round-trip from $501. Other airlines that can offer you cheap pricing are Alaska Airlines, from $689, and American Airlines, from $782. Delta is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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

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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$485Average$732FlexibilityNo 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.