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$258+ Cheap flights from St. Louis to Honolulu (STL - HNL)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HNL
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Honolulu are usually found in November or September, booked 61 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from St. Louis to Honolulu

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Honolulu (HNL). 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 July 29, 2025.

Round-trip from

$409
(United Airlines)

One-way from

$258
(Delta)

Popular in

July

Cheapest in

November

Average price

$833
From Lambert-St Louis to Honolulu
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One-way flight from Lambert-St Louis to Honolulu
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Highest demand for flights based on searches. 12% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from St. Louis to Honolulu

Cheapest flights from St. Louis to Honolulu
Explore the most affordable flight options available from St. Louis to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:00 amSTL - HNL
1 stop11h 33mUnited Airlines
Fri 11/218:45 pmHNL - STL
1 stop11h 54mUnited Airlines
Deal found 7/28$409
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 11/117:30 amSTL - HNL
2 stops16h 50mDelta
Tue 11/185:37 pmHNL - STL
1 stop11h 07mDelta
Deal found 7/29$414
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/163:35 pmSTL - HNL
1 stop13h 11mAlaska Airlines
Sun 9/2111:09 pmHNL - STL
1 stop13h 25mAlaska Airlines
Deal found 7/29$462
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/263:35 pmSTL - HNL
1 stop13h 11mHawaiian Airlines
Fri 10/1711:30 pmHNL - STL
1 stop10h 31mHawaiian Airlines
Deal found 7/29$489
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/1911:39 amSTL - HNL
2 stops14h 20mAmerican Airlines
Wed 12/37:00 pmHNL - STL
1 stop12h 06mAmerican Airlines
Deal found 7/26$521
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/121:10 pmSTL - HNL
1 stop12h 50mSouthwest
Mon 9/159:10 pmHNL - STL
1 stop12h 05mSouthwest
Deal found 7/29$583

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Honolulu 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 July 29, 2025.
Use the filters below to find and compare flights from St. Louis to Honolulu that are best for you.

Fly from

St. Louis

Fly to

Honolulu

Route

Depart

Return

Price

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Tue 11/11

9:00 am-4:33 pm

1 stop11h 33m

Honolulu

Fri 11/21

8:45 pm-12:39 pm

1 stop11h 54m

$409

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Mon 9/22

3:35 pm-11:46 pm

1 stop13h 11m

Honolulu

Mon 9/29

11:09 pm-5:34 pm

1 stop13h 25m

$462

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Thu 8/21

7:35 am-7:05 pm

2 stops16h 30m

Honolulu

Wed 8/27

4:09 pm-8:36 am

1 stop11h 27m

$467

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Tue 9/30

3:35 pm-11:46 pm

1 stop13h 11m

Honolulu

Tue 10/7

1:05 pm-3:01 pm

1 stop20h 56m

$479

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Fri 11/14

5:17 am-1:50 pm

1 stop12h 33m

Honolulu

Fri 11/21

6:45 pm-10:37 am

1 stop11h 52m

$507

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Mon 9/1

6:00 am-1:38 pm

1 stop12h 38m

$258

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Fri 9/26

9:00 am-7:49 pm

2 stops15h 49m

$263

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Thu 8/14

5:35 am-2:20 pm

1 stop13h 45m

$301

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Thu 8/14

7:23 am-4:18 pm

2 stops13h 55m

$327

St. LouisHonolulu

STL - HNL

STLHNL

Lambert-St Louis

Thu 8/28

6:00 am-5:57 pm

2 stops16h 57m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 11 results
1
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Best time to book a flight from St. Louis to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu 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 Honolulu

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Honolulu. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Honolulu, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Honolulu (average of $469). Flying from St. Louis to Honolulu in June is currently the most expensive (average of $687). 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.

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

Find hourly flight availability from St. Louis to Honolulu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s optimal to fly from St. Louis to Honolulu in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from St. Louis to Honolulu?

What’s the top layover airport for flights from St. Louis to Honolulu?

Share of 1-stop round-trip flights from St. Louis to Honolulu chosen by Cheapflights users in the past 12 months, using the same layover each way.

Seattle (SEA) – chosen by Cheapflights users on 75% of 1-stop itineraries from St. Louis to Honolulu on Cheapflights.

What’s the cheapest layover airport for flights from St. Louis to Honolulu?

Average round-trip fare for 1-stop flights from St. Louis to Honolulu, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Seattle (SEA) is the most affordable 1-stop option, with an average round-trip price of $676.

What’s the fastest layover option from St. Louis to Honolulu?

Shortest average travel time for 1-stop one-way flights from St. Louis to Honolulu, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 8h 46m.

Which airport typically offers the quickest layover for flights from St. Louis to Honolulu?

Average layover duration for 1-stop one-way flights from St. Louis to Honolulu, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 29m.

Reviews of airlines servicing Honolulu

Get insights into the airlines that provide service to Honolulu. 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 Honolulu. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to Honolulu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Honolulu. 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 Honolulu round-trip?

    According to our current data, United Airlines ($409), Hawaiian Airlines ($462), and Delta ($467) offers the cheapest pricing from St. Louis to Honolulu. United Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Honolulu one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $258. Users have also found prices from $263 and $301 on United Airlines and Southwest, respectively.

  • Where are the most common layover locations when flying from St. Louis to Honolulu?

    St. Louis to Honolulu flights have a layover in Seattle most often. Los Angeles follows Seattle in terms of the most common layover location on St. Louis to Honolulu flights. Denver comes next as the third most popular layover location for St. Louis to Honolulu flights.

  • What are some popular things to do or see while on a layover in Seattle?

    If you're on a layover in Seattle and looking for things to do, consider visiting Pike Place Market, Space Needle, or Seattle Waterfront. Pike Place Market, Space Needle, and Seattle Waterfront can be visited by traveling about 11.2 mi, 12.0 mi, and 10.9 mi respectively from Seattle/Tacoma Intl. Travelers can rent a car at Seattle/Tacoma Intl for an average daily rate of $81 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Los Angeles?

    Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live are currently the most popular points of interest in Los Angeles at the moment. Those on a layover in Los Angeles interested in visiting Hollywood Bowl, Hollywood Walk of Fame, or L.A. Live can do so by traveling 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Those landing in Los Angeles looking to spend some time exploring during their layover can rent a car for about $51 per day.

  • What are points of interest worth seeing during a layover in Denver?

    Most Denver visitors opt to spend their time at Coors Field, 16th Street Mall, and Paramount Theatre. Coors Field, 16th Street Mall, and Paramount Theatre are located about 18.4 mi, 18.7 mi, and 18.6 mi, respectively from Denver Intl. Those looking to explore during their layover in Denver can rent a car from Denver Intl for about $73 per day.

  • Where are the least popular layover locations for St. Louis to Honolulu flights?

    Of the flights from St. Louis to Honolulu that have layovers, the fewest flights stop in Phoenix. Dallas follows Phoenix in terms of the least common layover location on St. Louis to Honolulu flights.

  • Can I find deals for flights from St. Louis to Honolulu that include hotel bookings?

    Yes. In addition to deals on St. Louis to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Honolulu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Honolulu.

  • Can I find deals for business class flights from St. Louis to Honolulu?

    Yes. Cheapflights offers flight deals from St. Louis to Honolulu 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 Honolulu?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Honolulu (average of $469). Flying from St. Louis to Honolulu in June is currently the most expensive (average of $687). 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

Traveling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
Aiea
Kahuku

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Alternative routes for St. Louis to Honolulu

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from St. Louis to Honolulu

Discover the top 6 airlines that operate flights from St. Louis to Honolulu. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$378Average$595FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$466Average$617FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$467Average$586FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$470Average$633FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$491Average$763FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$546Average$841FlexibilityNo cancel feeOn-time63%

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