STL - HNL

$217 Find Cheap Flights from St. Louis to Honolulu - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Honolulu departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$434
Typical prices: $543-$914
Delta
Mon 8/24Fri 8/28
STL - HNL • 1 stop
Cheapest one-way
$217
Typical prices: $247-$312
Delta
Mon 9/21
STL - HNL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Honolulu. You'll need at least 1 connection.
Insights
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Top layover airports
Cheapest • Avg $421 (round-trip)
Shortest trip • 11h 25m (one-way)
Insights
Insights
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Insights
When to travel
Cheapest • 15% price drop
Most popular
Good to know
Good to know
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We hope you love your trip to Honolulu!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from St. Louis to Honolulu (STL-HNL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Honolulu that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Honolulu

Mon, Aug 24 - Fri, Aug 28
Delta Logo
6:20 am - 1:51 pm
STL
-
HNL
12h 31m
1 stop
Delta Logo
3:25 pm - 9:20 am
HNL
-
STL
12h 55m
1 stop
$434Delta
Wed, Sep 16 - Thu, Sep 24
Delta Logo
6:15 am - 1:34 pm
STL
-
HNL
12h 19m
1 stop
Delta Logo
3:10 pm - 9:00 am
HNL
-
STL
12h 50m
1 stop
$434Delta
Sun, Jan 10 - Tue, Jan 19
United Airlines Logo
5:00 am - 2:58 pm
STL
-
HNL
13h 58m
1 stop
United Airlines Logo
8:25 pm - 12:43 pm
HNL
-
STL
12h 18m
1 stop
$434United Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
1:36 pm - 7:15 pm
STL
-
HNL
10h 39m
1 stop
United Airlines Logo
7:40 pm - 12:40 pm
HNL
-
STL
12h 00m
1 stop
$434United Airlines
Tue, Dec 1 - Thu, Dec 10
American Airlines Logo
8:29 am - 7:20 pm
STL
-
HNL
14h 51m
2 stops
American Airlines Logo
11:30 pm - 1:51 pm
HNL
-
STL
10h 21m
1 stop
$440American Airlines
Sun, Sep 6 - Tue, Sep 15
American Airlines Logo
6:36 am - 12:20 pm
STL
-
HNL
10h 44m
1 stop
American Airlines Logo
8:40 pm - 2:44 pm
HNL
-
STL
13h 04m
2 stops
$440American Airlines
Sun, Jan 10 - Tue, Jan 19
Southwest Logo
8:25 am - 9:20 pm
STL
-
HNL
16h 55m
1 stop
Southwest Logo
11:15 pm - 4:30 pm
HNL
-
STL
13h 15m
2 stops
$490Southwest
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
6:29 am - 8:26 pm
STL
-
HNL
18h 57m
2 stops
Multiple Airlines Logo
12:45 pm - 2:21 pm
HNL
-
STL
20h 36m
1 stop
$517Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
3:19 pm - 11:59 pm
STL
-
HNL
13h 40m
1 stop
Multiple Airlines Logo
9:20 pm - 2:21 pm
HNL
-
STL
12h 01m
1 stop
$524Multiple Airlines
Tue, Dec 1 - Thu, Dec 10
Southwest Logo
11:20 am - 9:20 pm
STL
-
HNL
14h 00m
2 stops
Southwest Logo
11:15 pm - 4:30 pm
HNL
-
STL
13h 15m
2 stops
$525Southwest
Booking Insights

KAYAK's insights & trends for St. Louis to Honolulu flights

Get data-powered insights and trends into flights from St. Louis to Honolulu to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from St. Louis to Honolulu?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from St. Louis to Honolulu departing in September.

Flight prices are below average for this route right now.

Flights to Honolulu from St. Louis usually cost between $543 and $914 in September.
The lowest price found in the past 5 days was $434 on Delta (Sep 15-Sep 22).

What is the cheapest month to fly from St. Louis to Honolulu?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Honolulu, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from St. Louis to Honolulu is November, where tickets cost $554 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is $804 and $776 respectively.

How far in advance should I book a flight from St. Louis to Honolulu?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from St. Louis to Honolulu, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from St. Louis to Honolulu, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Good to know

Low season

November

Cheapest flight

$217
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from St. Louis to Honolulu

When to book flights from St. Louis to Honolulu

Are your dates flexible? Find out the best times to travel from St. Louis to Honolulu based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Honolulu

  • Which airlines offer Unaccompanied Minor service for a flight from St. Louis to Honolulu?

    Your best option for sending a minor unaccompanied from STL to HNL is to choose an American Airlines flight with one stop in Phoenix. American is one of the few airlines that runs this route and offers this service. Some other airlines don’t offer the service because of the connections.

  • Which airlines offer the most environmentally-friendly flights from St. Louis to Honolulu?

    Two-stop flights aboard American Airlines tend to emit about 25% less CO2 into the atmosphere than do average flights that run this same route. American also reduces the use of single-use plastics and recycles aluminum on their flights.

  • Can I rent a car on-site at the Daniel K. Inouye International Airport (HNL)?

    There is a Consolidated Rent A Car facility across from Terminal 2 at HNL. If you will be driving around Honolulu with children, be sure to reserve an add-on child safety seat at the time that you make your reservation. According to Hawaiian law, children 10 years old and younger must be restrained in a child safety seat appropriate for their height and weight.

  • Do any airlines have exclusive lounges at St. Louis Lambert International Airport (STL) where I can wait for my flight to Honolulu?

    An economy ticket holder can pay an entrance fee with proof of an American Airlines ticket in order to gain access to the American Airlines Admirals Club at STL. Other economy ticket holders can pay at the door or present a prepaid lounge pass in order to gain access to the Wingtips Lounge.

  • What is the cheapest flight from St. Louis to Honolulu?

    In the last 5 days, the lowest price for a flight from St. Louis to Honolulu was $217 for a one-way ticket and $434 for a round-trip.

  • Do I need a passport to fly between St. Louis and Honolulu?

    No, a passport isn't needed to fly from St. Louis to Honolulu. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from St. Louis to Honolulu?

    St. Louis and Honolulu are both served by 1 main airport. You will leave St. Louis from Lambert-St Louis and will be arriving at Honolulu.

  • Which aircraft models fly most regularly from St. Louis to Honolulu?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from St. Louis to Honolulu?

    SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between St. Louis and Honolulu, with SkyTeam being the most commonly used for this route.

  • What is the most popular layover when flying to Honolulu from St. Louis?

    Denver is the most popular layover city among KAYAK users traveling from St. Louis to Honolulu.

  • Which is the best airline for flights from St. Louis to Honolulu, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from St. Louis to Honolulu are Southwest and Alaska Airlines. With an average price for the route of $794 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $656 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from St. Louis to Honolulu?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Honolulu.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Honolulu?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Honolulu from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Honolulu?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Honolulu with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and HNL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Honolulu?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Honolulu from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from St. Louis to Honolulu

  • The St. Louis Lambert International Airport (STL) serves as a hub for American Airlines, Southwest, Envoy Air, and Southern Airways Express, among others. The Daniel K. Inouye International Airport (HNL) is a hub for several airlines, including, but not limited to, Hawaiian Airlines and Aloha Airlines. American Airlines offers a number of affordable STL-to-HNL flights.
  • A St. Louis-to-Honolulu flight aboard United is not only affordable, but also comfortable. Each leg has 30 or 31 inches of seat pitch and a power outlet at your seat. If you download the United app, you also have access to streaming entertainment throughout the flight. You can enjoy the padded seats, adjustable headrests, and light meals for purchase.
  • If you would like to travel from St. Louis to Honolulu with one piece of carry-on luggage, consider purchasing a competitively priced ticket on Delta or Alaska Airlines. On this STL-to-HNL route, Delta and Alaska carry-ons have no weight restrictions but must be within the dimensions 22 x 14 x 9 inches.
  • When you fly from St. Louis to Honolulu aboard Delta, for less than double the price, you can choose a Comfort Plus seat rather than Basic Economy. Comfort Plus gives you 3 inches more room, dedicated overhead bin space, as well as premium snacks and drinks. You will also be able to board early and deplane faster.
  • Parking at STL before your trip to HNL is affordable and convenient. You can park in Lot D for under $10 a day and enjoy free shuttle service to the terminal every 10 minutes. Accessible parking is located in row 4.

Everything you need to know for your flight from St. Louis to Honolulu

Information on your arrival and departure airports