Cheap flights from Austin to Saint Thomas from $250 AUS → STT
Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT)
The cheapest return found recently is $624 with Frontier Airlines, 1 Jan 2027 – 9 Jan 2027, found 3 days ago. The cheapest one-way found recently is $250 with American Airlines, 8 Feb 2027, found 4 days ago.
- Cheapest one-way found recently
- $250, American Airlines, found 4 days ago
- Cheapest return found recently
- $624, 1 Jan 2027 to 9 Jan 2027
- Cheapest month to fly
- February 2027, one-way fares from $250 found in the last 7 days
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$624
1 Jan 2027 – 9 Jan 2027 · Frontier Airlines
Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT)
Leaves 11:14 a.m. · Return leaves 3:50 p.m. · 41 h 56 min of travel, both ways together
out 2 stops, back 2 stops
found 3 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$624 1 Jan 2027 – 9 Jan 2027found 3 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 10 days, 13 Oct to 11 Nov, the cheapest return we saw each day was $527 to $624.
At $624, the cheapest return found recently is at the high end of that range.
10 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 8-night return fares leaving within 3 days of 1 Jan 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Jan 2027 – 9 Jan 2027 | $624 | Frontier Airlines | Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
Airlines on the cheapest dates: Frontier Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $250 to $250.
Cheapest one-way found recently
$250
8 Feb 2027 · American Airlines
Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT)
Leaves 5:00 a.m. · 7 h 10 min trip
1 stop · via Miami International Airport (MIA)
found 4 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$250 8 Feb 2027found 4 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 3 days, 9 Nov to 11 Nov, the cheapest one-way we saw each day was $250 to $250.
At $250, the cheapest one-way found recently is at the low end of that range.
3 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 7 Feb 2027 to 8 Aug 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 8 Feb 2027, and it is not cheaper.
Every date we hold
8 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Feb 2027 | $250 | American Airlines | Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT) | 1 stop | found 4 days ago | Open this trip |
| 8 Feb 2027 | $250 | American Airlines | Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT) | 1 stop | found 4 days ago | Open this trip |
| 8 Aug 2027 | $250 | American Airlines | Austin-Bergstrom International Airport (AUS) → Cyril E. King Airport (STT) | 1 stop | found 4 days ago | Open this trip |
Which month looks cheapest?
February 2027 is the cheapest month — from $250.
Airlines on the cheapest dates: American Airlines.
Premium cabin fares from Austin to Saint Thomas
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 1 Jan 2027 – 9 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 8 Feb 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Austin to Saint Thomas?
Return
Not enough history yet: in 10 days of return prices, 13 Oct to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.
One-way
Not enough history yet: we have 3 days of one-way prices, 9 Nov to 11 Nov, and compare booking times once 3 booking ranges have 7 days each.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Austin → Beef Island
42 km from Saint Thomas
$734
$110 more than flying to Saint Thomas
1 Jan 2027 – 9 Jan 2027 · AUS → EIS · out 2 stops, back 2 stops
found 3 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Austin → Beef Island
42 km from Saint Thomas
$317
$67 more than flying to Saint Thomas
2 Dec · AUS → EIS · 3 stops
found 3 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 1 Jan 2027 – 9 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Austin to Saint Thomas?
The cheapest return found recently is $624 with Frontier Airlines, 1 Jan 2027 to 9 Jan 2027, found 3 days ago.
How much is a one-way flight from Austin to Saint Thomas?
The cheapest one-way found recently is $250 with American Airlines, 8 Feb 2027, found 4 days ago. The cheapest one-way fare on each of 3 departure dates is usually $250.
What is the cheapest month to fly from Austin to Saint Thomas?
February 2027 is the cheapest month for a one-way, from $250, 8 Feb 2027, found 4 days ago.
How long is the flight from Austin to Saint Thomas?
The cheapest one-way found recently, with American Airlines on 8 Feb 2027, takes 7 h 10 min with 1 stop.
Which airlines have the cheapest flights from Austin to Saint Thomas?
Between 7 Feb 2027 and 8 Aug 2027, American Airlines has the cheapest one-way on all 3 departure dates we hold.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work