Cheap flights from St. Louis to Oahu

View AU$316 flight on Tue, 2 Sep. 2025Opens in a new window

Popular airlines from St. Louis to Oahu

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from St. Louis (STL) to Oahu (HNL)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 7 Sep. - Sun, 28 Sep.
STL
St. Louis
HNL
Oahu
AU$782 Return, found 2 hours ago
AU$782
Return
found 2 hours ago
Select Delta flight, departing Sun, 7 Sep. from St. Louis to Oahu, returning Sun, 28 Sep., priced at AU$782 found 2 hours ago
Delta
Sun, 7 Sep. - Sun, 28 Sep.
STL
St. Louis
HNL
Oahu
AU$857 Return, found 2 hours ago
AU$857
Return
found 2 hours ago
Select Delta flight, departing Sun, 7 Sep. from St. Louis to Oahu, returning Sun, 28 Sep., priced at AU$857 found 2 hours ago
Alaska Airlines
Fri, 5 Sep. - Fri, 12 Sep.
STL
St. Louis
HNL
Oahu
AU$861 Return, found 4 days ago
AU$861
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 5 Sep. from St. Louis to Oahu, returning Fri, 12 Sep., priced at AU$861 found 4 days ago
United
Fri, 5 Sep. - Fri, 12 Sep.
STL
St. Louis
HNL
Oahu
AU$870 Return, found 4 days ago
AU$870
Return
found 4 days ago
Select United flight, departing Fri, 5 Sep. from St. Louis to Oahu, returning Fri, 12 Sep., priced at AU$870 found 4 days ago
Delta
Sun, 7 Sep. - Sun, 28 Sep.
STL
St. Louis
HNL
Oahu
AU$888 Return, found 2 hours ago
AU$888
Return
found 2 hours ago
Select Delta flight, departing Sun, 7 Sep. from St. Louis to Oahu, returning Sun, 28 Sep., priced at AU$888 found 2 hours ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
STL
St. Louis
HNL
Oahu
AU$904 Return, found 4 days ago
AU$904
Return
found 4 days ago
Select American Airlines flight, departing Fri, 5 Sep. from St. Louis to Oahu, returning Fri, 12 Sep., priced at AU$904 found 4 days ago

Find the cheapest month to fly from St. Louis (STL) to Honolulu (HNL)

April is typically the cheapest month to fly

From AU$591 - AU$1,103 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.