Lowest fare in our latest check
St. Louis (STL) to St. Lucia (UVF): $711 round trip in December on American, 1 stop
Sample dates Dec 15 to Dec 22 · checked Oct 22 · fares change daily
Set a free price alert for STL to UVF →What STL to St. Lucia costs, from our daily checks
Lowest fare found each day for a 7-night round trip leaving Dec 15, economy, in USD. How we measure
9 observations since Oct 1. Price bands appear after 10 daily checks spanning 14 days.
Fare by month, STL to UVF
Of the 6 months we priced (November to April 2027), December had the lowest observed fare at $711 (checked Oct 22) and March 2027 the highest at $799, each for a 7-night trip from the 15th.
| Month | Lowest observed | Trip priced | Checked | Alert |
|---|---|---|---|---|
| November | $718Air Canada | Nov 15 to Nov 22 | Oct 22 | Alert me under $610 |
| December | $711American | Dec 15 to Dec 22 | Oct 22 | Alert me under $600 |
| January 2027 | $797American | Jan 15 to Jan 22 | Oct 22 | Alert me under $670 |
| February 2027 | $747Delta | Feb 15 to Feb 22 | Oct 22 | Alert me under $630 |
| March 2027 | $799Delta | Mar 15 to Mar 22 | Oct 22 | Alert me under $670 |
| April 2027 | $747American | Apr 15 to Apr 22 | Oct 22 | Alert me under $630 |
Alert targets are 15% under the observed fare, rounded down to $10. Each month is the same 7-night trip from the 15th.
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From STL airport to St. Lucia
Reaching St. Louis Lambert International
MetroLink light rail runs from downtown St. Louis to the airport terminals (Gateway Station) every 10-15 minutes, 24/7, taking 27 minutes from Civic Center Station; costs $3.50 one-way or $6 round-trip—this is your best bet. Uber/Lyft from downtown runs $18-28 depending on surge, and rideshare pickup is well-organized at Terminal 1. Rental cars and taxis available but unnecessary for most travelers. Parking at the airport: Hourly Garage runs $3/hour ($18 max daily), Economy Lot B is $12/day, and premium valet is $30/day—if you're leaving the car for 4+ days, the economy lot makes sense.
Getting from UVF into St. Lucia
Hewanorra International (UVF) is at the southern tip of the island near Vieux Fort, while most resorts and Rodney Bay are in the north — this is a 90-minute drive on winding mountain roads, not 20 minutes like at the smaller northern airport (SLU). **Taxi:** Official fixed-rate taxis from UVF to Rodney Bay cost about $90-100 USD; to Soufrière (southern resorts) it's closer to $50-60 USD. Share taxis exist but are harder to arrange independently — your hotel can help coordinate. **Private transfer:** Many luxury resorts (Jade Mountain, Anse Chastanet) arrange helicopter transfers from UVF to their property in 7 minutes for around $175-200 per person each way — not cheap, but it eliminates the brutal mountain road entirely and the view is extraordinary. **Rental car:** Budget, Hertz, and Avis have counters at UVF; expect $60-90/day, plus you'll drive on the left on narrow roads. Useful if you're staying multiple places but not worth it for a single-resort stay.
Planning St. Louis to St. Lucia
St. Lucia is the Caribbean's most dramatic island — a volcanic twin-peak rising straight out of the sea, with jungle-covered ridges, sulfur springs you can actually swim in, and some of the best diving in the Atlantic Basin. Unlike the flat, beach-obsessed islands nearby, St. Lucia rewards people who want to actually do something. You can hike to the Piton peaks, zip-line through a rainforest, take a mud bath in a drive-in volcano, and still make it back to your infinity pool by sunset. This isn't Cancun with better sunsets — it's an island with genuine terrain and personality.
Local basics
Best-month weather in St. Lucia
January
72–84°F · 5 rain daysPrime dry season — sunny mornings, virtually no rain, and reliable trade winds keep it from feeling oppressive. One of the two best months to visit.
February
71–84°F · 4 rain daysThe driest month of the year with the best visibility for diving and hiking. Crowds and prices peak here; book everything well ahead.
The destination guide flags September and October as the least favorable months.
Two areas to consider
Rodney Bay
mid-rangeThe island's main tourist hub in the north, with the largest concentration of restaurants, bars, grocery stores, and the Rodney Bay Marina. Bay Gardens Beach Resort, the Royalton, and Windjammer Landing are all here, ranging from $180-400/night. Reduit Beach is the widest, most family-friendly stretch of sand on the island — it's also where cruise-ship day-trippers gravitate, so mornings get busy.
Soufrière
luxuryThe old French colonial capital at the base of the Pitons — this is the most visually spectacular location on the island and the real reason to come to St. Lucia. Jade Mountain ($1,200-2,500/night) and Anse Chastanet ($600-900/night) sit directly here, with rooms literally open to the Piton view. Even if you can't afford to stay, the town itself is gritty, authentic, and worth a day trip — local fish fry at the Soufrière Waterfront on Friday nights is the real deal.
Local planning tip
Book a day pass at Anse Chastanet Resort ($75/person) instead of staying there — you get full beach and snorkel gear access to arguably the best snorkeling reef in St. Lucia, two pool and beach chairs, and can use the on-site café, all for the price of a single cocktail at Jade Mountain next door. The Anse Chastanet reef is literally steps from the beach (no boat required) and has better coral than any dedicated snorkel tour you'll pay $80+ for elsewhere on the island. Call ahead to book the day pass — they limit them and they do sell out in high season.
Visa and entry notes for US travelers
US passport holders get 6 weeks (42 days) visa-free entry into Saint Lucia with no pre-registration required. You'll need a valid passport (no minimum validity requirement beyond your stay, but 6 months remaining is smart), proof of onward travel, and a completed immigration form handed out on the plane. There is a departure tax of approximately $35 USD, though this is typically included in airline ticket prices now. No vaccines are required for entry from the US, though the CDC recommends routine vaccines and hepatitis A. Yellow fever vaccine is only required if you're arriving from a country with yellow fever risk.
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Lowest live fare: Miami (MIA), $668 round trip, checked Oct 22