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Direct flights from St Louis to San Juan

Did you mean Flights from San Juan to St Louis?

Flightmap/Flights from STL/STL to SJU

St Louis

United States

STL

Lambert St Louis International Airport

San Juan

Puerto Rico

SJU

Luis Munoz Marin International Airport

Route
Nonstop service available
Distance
2,026 miles
Marketing airlines
1 airline
Aircraft
3 aircraft types
Dates
Nov 7, 2026 – Jul 31, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

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Explore these airports and cities

  • Flights from STL
  • Flights to SJU

St Louis to San Juan route overview

Lambert St Louis International Airport (STL) serves St Louis; Luis Munoz Marin International Airport (SJU) serves San Juan.

The airports are 2,026 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from STL to SJU.

Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Nov 7, 2026 – Jul 31, 2027.

Marketing airlines on the St Louis to San Juan route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Aircraft flying from STL to SJU

Frequently asked questions

Which airports serve the St Louis to San Juan route?

Lambert St Louis International Airport (STL) is the origin airport and Luis Munoz Marin International Airport (SJU) is the destination airport.

How far is San Juan from St Louis?

STL and SJU are approximately 2,026 miles apart by great-circle distance.

Are there direct flights from STL to SJU?

Yes. Roame's current schedule feed shows nonstop service from STL to SJU.

Which airlines market flights from STL to SJU?

Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.

Which aircraft fly from STL to SJU?

Aircraft listed in the current schedule include Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8) and 7S7.

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