United Cheap Flights from St. Louis to Honolulu: UA STL→HNL

View HK$2,980 flight on Thu, 16 Oct 2025Opens in a new window

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Prices were available within the past 7 days and start at HK$2,980 for one-way flights and HK$6,001 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 16 Oct - Fri, 17 Oct
STL
St. Louis
HNL
Oahu
HK$6,001 Return, found 5 days ago
HK$6,001
Return
found 5 days ago
Select United flight, departing Thu, 16 Oct from St. Louis to Oahu, returning Fri, 17 Oct, priced at HK$6,001 found 5 days ago
St. Louis to Honolulu route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Daniel K. Inouye Intl.
Distance
6595 km

Frequently asked questions

How much is a United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Daniel K. Inouye Intl. Airport (HNL)?
Use the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines return flights from HK$6,001 from STL to HNL. Affordable one-way options from HK$2,980 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to HNL with United Airlines?
November is one of the cheapest months to jet off to Honolulu with United Airlines. You could also find fantastic deals on one-way and return tickets in October.
Does United Airlines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Daniel K. Inouye Intl. Airport (HNL)?
Enter your dates, click search and check "Nonstop" on Expedia to browse any direct flights from STL to HNL with United Airlines or other carriers.
What airports does United Airlines fly into in Honolulu?
Board a United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Honolulu, and you'll probably land at Daniel K. Inouye Intl. Airport (HNL). This is the airline's main hub in this destination.
Can I change or cancel my United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Daniel K. Inouye Intl. Airport (HNL)?
Changes are generally free within 24 hours of making your booking, but your airline may add a charge after that time. For more details about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to change your itinerary without extra charges, check the "No cancel fee" or "Changes included" filter when planning your next adventure.
*Available to Expedia members.