Cheap flights from St. Louis to Juneau from $516

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Juneau departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Juneau (STL-JNU)

Cheap round-trip flights

Alaska Airlines Logo
6:00 am - 7:58 pmSTL-JNU
16h 58m2 stops
Alaska Airlines Logo
7:00 am - 5:34 pmJNU-STL
7h 34m1 stop
$516Alaska Airlines
Find Deal
Sat, Sep 20 - Sat, Sep 27
Alaska Airlines Logo
6:00 am - 1:14 pmSTL-JNU
10h 14m1 stop
Alaska Airlines Logo
5:00 am - 5:34 pmJNU-STL
9h 34m1 stop
$521Alaska Airlines
Find Deal
Sat, Sep 20 - Sat, Sep 27
Delta Logo
7:10 am - 6:13 pmSTL-JNU
14h 03m2 stops
Delta Logo
7:05 am - 11:09 pmJNU-STL
13h 04m2 stops
$532Delta
Find Deal
Sat, Sep 20 - Sat, Sep 27
Alaska Airlines Logo
6:00 am - 7:58 pmSTL-JNU
16h 58m2 stops
Alaska Airlines Logo
9:21 am - 12:03 amJNU-STL
11h 42m1 stop
$561Alaska Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Alaska Airlines Logo
3:35 pm - 9:29 pmSTL-JNU
8h 54m1 stop
Alaska Airlines Logo
7:00 am - 5:34 pmJNU-STL
7h 34m1 stop
$566Alaska Airlines
Find Deal
Sat, Sep 20 - Sat, Sep 27
Delta Logo
6:40 am - 6:11 pmSTL-JNU
14h 31m2 stops
Delta Logo
7:05 am - 9:56 pmJNU-STL
11h 51m2 stops
$581Delta
Find Deal
Sun, Sep 7 - Thu, Sep 18
Alaska Airlines Logo
5:18 am - 1:14 pmSTL-JNU
10h 56m2 stops
Alaska Airlines Logo
9:21 am - 12:03 amJNU-STL
11h 42m3 stops
$661Alaska Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Alaska Airlines Logo
6:30 pm - 8:34 amSTL-JNU
17h 04m1 stop
Alaska Airlines Logo
12:32 pm - 11:59 pmJNU-STL
8h 27m1 stop
$697Alaska Airlines
Find Deal
Sun, Sep 7 - Thu, Sep 18
Delta Logo
6:00 am - 6:11 pmSTL-JNU
15h 11m2 stops
Delta Logo
7:05 am - 11:23 pmJNU-STL
13h 18m2 stops
$720Delta
Find Deal
Tue, Sep 2 - Sat, Sep 6
American Airlines Logo
6:00 am - 11:36 amSTL-JNU
8h 36m1 stop
American Airlines Logo
5:00 am - 5:34 pmJNU-STL
9h 34m1 stop
$809American Airlines
Find Deal
Tue, Sep 2 - Sat, Sep 6

Delta flights from St. Louis to Juneau

Our best Delta deals on St. Louis to Juneau flight tickets
Delta
Sep 20
STL7:10 amLambert-St Louis
14h 03m
2 stops
JNU6:13 pmJuneau Intl
Sep 27
JNU7:05 amJuneau Intl
13h 04m
2 stops
STL11:09 pmLambert-St Louis
Delta
Sep 7
STL6:40 amLambert-St Louis
14h 31m
2 stops
JNU6:11 pmJuneau Intl
Sep 18
JNU7:05 amJuneau Intl
11h 51m
2 stops
STL9:56 pmLambert-St Louis
Delta
Sep 2
STL6:00 amLambert-St Louis
15h 11m
2 stops
JNU6:11 pmJuneau Intl
Sep 6
JNU7:05 amJuneau Intl
13h 18m
2 stops
STL11:23 pmLambert-St Louis

Alaska Airlines flights from St. Louis to Juneau

Our best Alaska Airlines deals on St. Louis to Juneau flight tickets
Alaska Airlines
Sep 20
STL6:00 amLambert-St Louis
16h 58m
2 stops
JNU7:58 pmJuneau Intl
Sep 27
JNU7:00 amJuneau Intl
7h 34m
1 stop
STL5:34 pmLambert-St Louis
Alaska Airlines
Sep 20
STL6:00 amLambert-St Louis
10h 14m
1 stop
JNU1:14 pmJuneau Intl
Sep 27
JNU5:00 amJuneau Intl
9h 34m
1 stop
STL5:34 pmLambert-St Louis
Alaska Airlines
Oct 1
STL6:00 amLambert-St Louis
16h 58m
2 stops
JNU7:58 pmJuneau Intl
Oct 8
JNU9:21 amJuneau Intl
11h 42m
1 stop
STL12:03 amLambert-St Louis

momondo 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, momondo users made 832,500 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from St. Louis to Juneau that are best for you.

Fly from

Fly to

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

7:00 am-5:34 pm

1 stop7h 34m

$516

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 9/20

6:00 am-1:14 pm

1 stop10h 14m

Juneau Intl

Sat 9/27

5:00 am-5:34 pm

1 stop9h 34m

$521

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 9/20

7:10 am-6:13 pm

2 stops14h 03m

Juneau Intl

Sat 9/27

7:05 am-11:09 pm

2 stops13h 04m

$532

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Wed 10/1

6:00 am-7:58 pm

2 stops16h 58m

Juneau Intl

Wed 10/8

9:21 am-12:03 am

1 stop11h 42m

$561

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Sat 9/20

3:35 pm-9:29 pm

1 stop8h 54m

Juneau Intl

Sat 9/27

7:00 am-5:34 pm

1 stop7h 34m

$566

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

Wed 10/1

5:18 am-1:14 pm

2 stops10h 56m

Juneau Intl

Wed 10/8

9:21 am-12:03 am

3 stops11h 42m

$661

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

Tue 9/2

6:00 am-6:11 pm

2 stops15h 11m

Juneau Intl

Sat 9/6

7:05 am-11:23 pm

2 stops13h 18m

$720

St. LouisJuneau

STL - JNU

STLJNU

Lambert-St Louis

Tue 9/2

6:00 am-11:36 am

1 stop8h 36m

Juneau Intl

Sat 9/6

5:00 am-5:34 pm

1 stop9h 34m

$809

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Juneau from

How to get the cheapest flight ticket from St. Louis to Juneau

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Juneau?

According to our data, Tuesday is the cheapest day to fly to Juneau from St. Louis. The lowest ticket price found for a Tuesday departure recently was $454. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $834.

What is the cheapest time of day to depart on your flight to Juneau?

In the morning is the cheapest time of day to fly from St. Louis to Juneau when you can find flight prices for as low as $569. Flying to Juneau in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $694 on average. Flights to Juneau from St. Louis in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from St. Louis to Juneau

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Juneau according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Juneau (STL to JNU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Juneau

Direct flights

None
There are no direct flights from St. Louis to Juneau. There are no popular flight routes from St. Louis to Juneau.
  • How far is Lambert-St Louis to Juneau Intl by plane?

    A flight from Lambert-St Louis to Juneau Intl will travel around 2373.8 mi. By plane, this route typically takes 8h 36m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Juneau Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Juneau Intl Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Juneau Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Juneau Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Juneau Intl Airport.

  • What documentation or ID do you need to fly to Juneau Intl Airport?

    The necessary travel and health documents for your Juneau Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Juneau?

Best airlines flying from St. Louis to Juneau

Compare and see reviews for airlines that fly from St. Louis to Juneau with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $524Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Juneau?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Juneau from St. Louis.

Can I find flights from St. Louis to Juneau with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Juneau from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Juneau?

momondo helps you find the best flight between St. Louis and Juneau by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to Juneau right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Juneau flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Mon 8/25
Mon 9/1

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