How long is the flight from O'ahu to St. Louis?

A quick flight from O'ahu to St. Louis can take about 11h 25m. United Airlines provides one of the quickest options available for as low as $584. O'ahu and St. Louis are separated by a distance of 4120 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines to fly from O'ahu to St. Louis one-way?

$210 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from $225 and $251, respectively.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from O'ahu to St. Louis?

The most popular airlines flying from O'ahu to St. Louis are United Airlines, Delta and American Airlines. Something to consider prior to booking your flight.

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

When flying from O'ahu to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to St. Louis from O'ahu?

Lambert-St Louis (STL) is the airport you will fly into if you book a flight from O'ahu to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

Can I find deals for flights from O'ahu to St. Louis that include hotel bookings?

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

How can I find direct flights from O'ahu to St. Louis?

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

Can I find deals for business class flights from O'ahu to St. Louis?

Yes. Cheapflights offers flight deals from O'ahu to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from O'ahu to St. Louis

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Find flight deals from O'ahu to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$574 (United Airlines)
One-way from	$287 (Delta)
Popular in	March
Cheapest in	October
Average price	$709

Provider with most accurate pricing for Honolulu-Lambert-St Louis flight deals.

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From O'ahu to Lambert-St Louis

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One-way flight from O'ahu to Lambert-St Louis

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Highest demand for flights based on searches. 17% potential increase in price ($149 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($53 potential savings vs. average RT price).

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Average for round-trip flights in August 2026

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Everything you need to know about your flight from O'ahu to St. Louis

What is the cheapest month to book a flight from O'ahu to St. Louis?

Currently, October is the cheapest month in which you can book a flight from O'ahu to St. Louis (average of $563). Flying from O'ahu to St. Louis in March is currently the most expensive (average of $1,288). 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.

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from O'ahu to St. Louis, such as Southwest,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,220 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Southwest

8.0

Very good

4,220 reviews

Southwest

8.0

Very good

4,220 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Delta

7.8

Good

8,491 reviews

Southwest

8.0

Very good

4,220 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

United Airlines

7.4

Good

10,058 reviews

Southwest

8.0

Very good

4,220 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

American Airlines

7.1

Good

11,848 reviews

Southwest

8.0

Very good

4,220 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

What airport do you fly into for flights to St. Louis from O'ahu?
Lambert-St Louis (STL) is the airport you will fly into if you book a flight from O'ahu to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.
How long is the flight from O'ahu to St. Louis?
A quick flight from O'ahu to St. Louis can take about 11h 25m. United Airlines provides one of the quickest options available for as low as $584. O'ahu and St. Louis are separated by a distance of 4120 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines to fly from O'ahu to St. Louis one-way?
$210 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from $225 and $251, respectively.
Can I find deals for flights from O'ahu to St. Louis that include hotel bookings?
Yes. In addition to deals on O'ahu to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'ahu to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to St. Louis.
Can I find deals for business class flights from O'ahu to St. Louis?
Yes. Cheapflights offers flight deals from O'ahu to St. Louis 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 O'ahu to St. Louis?
Currently, October is the cheapest month in which you can book a flight from O'ahu to St. Louis (average of $563). Flying from O'ahu to St. Louis in March is currently the most expensive (average of $1,288). 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.

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Top 4 airlines flying from O'ahu to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Southwest	Cheapest$295	Average$724	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$365	Average$661	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$421	Average$603	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$473	Average$687	FlexibilityNo cancel fee	On-time71%

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Cheap flights from O'ahu to St. Louis (STL)

Find cheap flights from O'ahu to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from O'ahu to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest month to book a flight from O'ahu to St. Louis?

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from O'ahu to St. Louis, such as Southwest,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to St. Louis from O'ahu?

How long is the flight from O'ahu to St. Louis?

What are the cheapest airlines to fly from O'ahu to St. Louis one-way?

Can I find deals for flights from O'ahu to St. Louis that include hotel bookings?

How can I find direct flights from O'ahu to St. Louis?

Can I find deals for business class flights from O'ahu to St. Louis?

What is the cheapest month to book a flight from O'ahu to St. Louis?

Traveling to a place near St. Louis?

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Alternative routes for O'ahu to St. Louis

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Complete your trip

Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from O'ahu to St. Louis by cabin class

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O'ahu and St. Louis flights

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Top 4 airlines flying from O'ahu to St. Louis

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