There are most likely no direct flights on the Baltimore — San Juan route
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A non-stop flight is the most convenient and comfortable way to fly from Baltimore to San Juan, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Baltimore — San Juan route
Baltimore — San Juan
07/28/2026
Departure
Direct flight
WN4443
starting at $337
Baltimore — San Juan
07/16/2026
Departure
Direct flight
WN4443
starting at $456
Baltimore — San Juan
12/14/2026
Departure
Direct flight
WN1385
starting at $342
The Baltimore — San Juan route is served by multiple airlines, including Southwest Airlines, Frontier Airlines, and JetBlue Airways. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $137, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.
The cheapest one-way flight from Baltimore to San Juan departs on 07/16/2026, is operated by Frontier Airlines and costs $137
The cheapest roundtrip flight from Baltimore to San Juan departs on 07/27/2026, is operated by Frontier Airlines and costs $298
Fastest flight from Baltimore to San Juan takes 4h 5m
There are direct flights on this route 3 days a week: Mo, Tu, and Th
The distance between Baltimore and San Juan is 2526km (1566 miles). The time difference between Baltimore and San Juan is 1h
The cheapest flight ticket from Baltimore to San Juan according to data for the last 48 hours costs $137
Often the best time to buy tickets from Baltimore to San Juan is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Baltimore to San Juan can be found flying in these months: July, August.
The fastest flights from Baltimore to San Juan start from 4 hours 5 minutes in the air.
The following airlines operate direct flights on the route Baltimore — San Juan: Southwest Airlines
In different months, ticket prices from Baltimore to San Juan vary: minimum — $132 (July 2026), maximum — $133 (August 2026). Typically, the flight costs $133–$133.
Baltimore/Washington International Thurgood Marshall Airport (BWI) serves as the region’s budget- and leisure-friendly gateway, often hosting low-cost carriers alongside legacy airlines. It typically offers more affordable fares compared with nearby Washington-area airports, making it popular for price-conscious travelers. BWI is about 9–10 miles south of downtown Baltimore; travel options include light rail or Amtrak connections (roughly 20–30 minutes), airport shuttle or taxi (20–30 minutes, fares varying), and rideshares that can be quicker depending on traffic. Pros: generally easier parking, fewer crowds, and competitive ticket prices. Cons: can be less convenient for transfers to D.C. or downtown during peak traffic and some international connectivity is limited.
We couldn't find any special offers for flights from Baltimore to San Juan
Luis Muñoz Marín International Airport (SJU) is Puerto Rico’s primary international gateway and typically serves as the island’s main hub for both full-service carriers and many leisure airlines. Expect a mix of U.S. domestic flights and regional connections from major carriers, plus budget and charter options during high season. The airport sits roughly 8 miles (13 km) southeast of Old San Juan; travel times to downtown are usually 15–30 minutes by taxi or rideshare, with fares commonly in a moderate range, or around 30–60 minutes by public bus for a lower cost. Rental cars, taxis, shuttles and occasional ferries are available. Pros: multiple carrier choices and good international connectivity. Cons: can be busy during holidays and security/immigration lines may add time.
