Cheap flights from St Louis (STL) to San Juan (SJU)

Flight FAQs

From St Louis to San Juan

Are flight prices decreasing from St Louis to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Lambert-St Louis to San Juan have flexible cancellations due to COVID-19?

American Airlines, Delta, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

What airport do you fly from for flights from St. Louis to San Juan?

Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to San Juan. On average, Lambert-St Louis has 0 outbound flights to San Juan per day from 6 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Can I find flights from St Louis to San Juan for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to San Juan for under $200. The cheapest flight booked recently is on Spirit Airlines for just $108, but on average you can expect to pay $142.

Are there nonstop flights from St Louis to San Juan for under $100 on Cheapflights?

There are no nonstop flights from St Louis to San Juan, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from St Louis to San Juan for under $300?

There are currently 20+ open flights from St Louis to San Juan within the next 7 days for less than $300.

Is St Louis weather warmer or cooler than San Juan?

Temperatures around the 90 °F's can be experienced in June. The weather in San Juan is hotter than in St Louis. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from St Louis to San Juan?

Airlines like Spirit Airlines fly from St Louis to San Juan in about 10h 57m. The time it takes to get you to your destination can typically vary by up to .

What is the cheapest airline to fly from St Louis to San Juan round-trip?

Cheapflights users have booked flights from St Louis to San Juan round-trip from $108. Users have found that Spirit Airlines is 72% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from St Louis to San Juan one-way?

$71 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $176 and $184, respectively.