$100 Cheap Flights from Hilton Head Island (HHH) to St. Louis (STL)

View $100 flight on Sun, Aug 31, 2025Opens in a new window
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Cheap Flights from Hilton Head Island to St. Louis (HHH-STL)

Prices were available within the past 7 days and start at $100 for one-way flights and $243 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jul 1 - Fri, Jul 11
HHH
Hilton Head Island
STL
St. Louis
$243 Roundtrip, found 4 days ago
$243
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Jul 1 from Hilton Head Island to St. Louis, returning Fri, Jul 11, priced at $243 found 4 days ago
Delta
Wed, May 7 - Wed, May 28
HHH
Hilton Head Island
STL
St. Louis
$248 Roundtrip, found 6 days ago
$248
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, May 7 from Hilton Head Island to St. Louis, returning Wed, May 28, priced at $248 found 6 days ago
American Airlines
Thu, Aug 21 - Sun, Aug 24
HHH
Hilton Head Island
STL
St. Louis
$249 Roundtrip, found 3 hours ago
$249
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Aug 21 from Hilton Head Island to St. Louis, returning Sun, Aug 24, priced at $249 found 3 hours ago
Delta
Wed, May 14 - Tue, May 20
HHH
Hilton Head Island
STL
St. Louis
$254 Roundtrip, just found
$254
Roundtrip
just found
Select Delta flight, departing Wed, May 14 from Hilton Head Island to St. Louis, returning Tue, May 20, priced at $254 just found
American Airlines
Sat, Jul 12 - Fri, Jul 18
HHH
Hilton Head Island
STL
St. Louis
$254 Roundtrip, found 13 hours ago
$254
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Sat, Jul 12 from Hilton Head Island to St. Louis, returning Fri, Jul 18, priced at $254 found 13 hours ago
American Airlines
Wed, May 14 - Tue, May 20
HHH
Hilton Head Island
STL
St. Louis
$259 Roundtrip, just found
$259
Roundtrip
just found
Select American Airlines flight, departing Wed, May 14 from Hilton Head Island to St. Louis, returning Tue, May 20, priced at $259 just found
American Airlines
Thu, Aug 21 - Sun, Aug 24
HHH
Hilton Head Island
STL
St. Louis
$274 Roundtrip, found 3 hours ago
$274
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Aug 21 from Hilton Head Island to St. Louis, returning Sun, Aug 24, priced at $274 found 3 hours ago
Delta
Fri, May 2 - Tue, May 20
HHH
Hilton Head Island
STL
St. Louis
$279 Roundtrip, found 4 days ago
$279
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, May 2 from Hilton Head Island to St. Louis, returning Tue, May 20, priced at $279 found 4 days ago
Delta
Thu, Aug 21 - Sun, Aug 24
HHH
Hilton Head Island
STL
St. Louis
$279 Roundtrip, found 3 hours ago
$279
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Aug 21 from Hilton Head Island to St. Louis, returning Sun, Aug 24, priced at $279 found 3 hours ago
United
Wed, May 14 - Tue, May 20
HHH
Hilton Head Island
STL
St. Louis
$418 Roundtrip, just found
$418
Roundtrip
just found
Select United flight, departing Wed, May 14 from Hilton Head Island to St. Louis, returning Tue, May 20, priced at $418 just found

Frequently asked questions

How much does a flight from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL) cost?
Discover the latest flight deals from HHH to STL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HHH to STL?
The cheapest flights from HHH to STL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HHH to STL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HHH to STL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL)?
There aren’t any daily direct flights available from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be cruising above the clouds before you know it.
What day of the week has the most flights from HHH to STL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL)?
Book a flight from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from HHH to STL are usually more expensive. To secure the best rates, start searching for flights well in advance. That said, if your travel plans are flexible, you may score a cheap ticket right before your journey.
Is it cheaper to book a HHH to STL flight and hotel package?
You’ll typically save money by booking a HHH to STL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. After choosing your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Hilton Head Island Airport (HHH) to Lambert-St. Louis Intl. Airport (STL)?
Generally, it’s possible to cancel or reschedule your HHH to STL flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more information on our Customer Service portal.
*Available to One Key members.