Cheap Flights from Baltimore, MD to San Juan from $80

On Cheapflightsplus.com you will find 4 direct and 296 connecting flights from Baltimore to San Juan. You can compare airfare deals from 5 airlines and multiple travel sites from $80, book and save on cheap plane tickets and last minute offers. Also check out BWI-SJU flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Baltimore to San Juan Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $80 (one-way), $137 (round-trip).
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Full flight schedule will help you in detecting at what time planes fly from Baltimore to San Juan. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:48 — 10:29
06:48 — 10:29 NK1622 Spirit Airlines
Baltimore — San Juan
3h 41m
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from$87
08:00 — 11:59
08:00 — 11:59 NK960 Spirit Airlines
Baltimore — San Juan
3h 59m
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from$117
12:09 — 15:51
12:09 — 15:51 F92266 Frontier Airlines
Baltimore — San Juan
3h 42m
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from$88
18:45 — 22:27
18:45 — 22:27 NK2533 Spirit Airlines
Baltimore — San Juan
3h 42m
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from$90
05:45 — 18:36
05:45 — 07:12 NK2516 Spirit Airlines
Baltimore — Boston
7h 30m stop
14:42 — 18:36 NK1803 Spirit Airlines
Boston — San Juan
12h 51m
including layover
Find flight
from$114
06:45 — 00:27
+1 day
06:45 — 09:17 F94091 Frontier Airlines
Baltimore — Tampa
12h stop
21:17 — 00:27 F93980 Frontier Airlines
Tampa — San Juan
17h 42m
including layover
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from$85
07:10 — 14:23
07:10 — 08:37 NK1597 Spirit Airlines
Baltimore — Boston
1h 41m stop
10:18 — 14:23 NK1839 Spirit Airlines
Boston — San Juan
7h 13m
including layover
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from$84
07:20 — 14:18
13:30 — 15:23 F92633 Frontier Airlines
Baltimore — Atlanta
58m stop
17:56 — 22:47 F92082 Frontier Airlines
Atlanta — San Juan
6h 58m
including layover
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from$80
08:30 — 15:50
14:59 — 17:30 F94091 Frontier Airlines
Baltimore — Tampa
1h 40m stop
15:35 — 19:35 F92216 Frontier Airlines
Tampa — San Juan
7h 20m
including layover
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from$80
11:33 — 21:50
11:33 — 14:06 NK2175 Spirit Airlines
Baltimore — Houston
2h 18m stop
16:24 — 21:50 NK1626 Spirit Airlines
Houston — San Juan
10h 17m
including layover
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from$108
11:35 — 11:57
+1 day
11:35 — 13:39 NK2344 Spirit Airlines
Baltimore — Atlanta
18h 50m stop
08:29 — 11:57 NK2404 Spirit Airlines
Atlanta — San Juan
24h 22m
including layover
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from$114
12:23 — 09:04
+1 day
12:11 — 14:40 F93663 Frontier Airlines
Baltimore — Orlando
15h 13m stop
06:00 — 08:59 F92250 Frontier Airlines
Orlando — San Juan
20h 41m
including layover
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from$95
14:59 — 09:04
+1 day
14:59 — 17:35 F94003 Frontier Airlines
Baltimore — Orlando
12h 30m stop
06:05 — 09:04 F92250 Frontier Airlines
Orlando — San Juan
18h 5m
including layover
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from$95
14:59 — 23:26
+1 day
14:59 — 17:35 F94003 Frontier Airlines
Baltimore — Orlando
2h 47m stop
21:26 — 00:32 F91746 Frontier Airlines
Orlando — San Juan
8h 27m
including layover
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from$101
15:58 — 23:59
+1 day
19:37 — 22:29 F91665 Frontier Airlines
Baltimore — Miami
2h 20m stop
07:30 — 10:13 F92284 Frontier Airlines
Miami — San Juan
8h 1m
including layover
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from$80
16:31 — 00:10
+1 day
16:31 — 18:18 F93075 Frontier Airlines
Baltimore — Charlotte
2h 1m stop
20:19 — 00:10 F93004 Frontier Airlines
Charlotte — San Juan
7h 39m
including layover
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from$90
16:32 — 02:34
+1 day
12:11 — 14:40 F93663 Frontier Airlines
Baltimore — Orlando
4h 41m stop
23:40 — 02:39 F94726 Frontier Airlines
Orlando — San Juan
10h 2m
including layover
Find flight
from$84
17:42 — 01:11
+1 day
17:42 — 20:06 NK1095 Spirit Airlines
Baltimore — Orlando
2h 11m stop
22:17 — 01:11 NK3166 Spirit Airlines
Orlando — San Juan
7h 29m
including layover
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from$108
17:57 — 02:34
+1 day
14:59 — 17:35 F94003 Frontier Airlines
Baltimore — Orlando
3h 16m stop
23:40 — 02:39 F94726 Frontier Airlines
Orlando — San Juan
8h 37m
including layover
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from$95
18:37 — 01:35
+1 day
18:37 — 21:07 NK1961 Spirit Airlines
Baltimore — Orlando
1h 36m stop
22:43 — 01:35 NK1514 Spirit Airlines
Orlando — San Juan
6h 58m
including layover
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from$108
19:26 — 08:10
+1 day
19:38 — 22:30 F91665 Frontier Airlines
Baltimore — Miami
7h 14m stop
21:04 — 23:59 F93378 Frontier Airlines
Miami — San Juan
12h 44m
including layover
Find flight
from$84
20:30 — 00:12
+2 days
20:30 — 22:27 NK1313 Spirit Airlines
Baltimore — Atlanta
22h 3m stop
20:30 — 00:12 NK843 Spirit Airlines
Atlanta — San Juan
27h 42m
including layover
Find flight
from$140
22:46 — 16:46
+1 day
22:46 — 00:18 NK2673 Spirit Airlines
Baltimore — Detroit
11h 58m stop
12:16 — 16:46 NK3898 Spirit Airlines
Detroit — San Juan
18h
including layover
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from$108
05:45 — 01:11
+1 day
05:45 — 07:34 NK1910 Spirit Airlines
Baltimore — Atlanta
11h 56m stop
19:30 — 21:00 NK3135 Spirit Airlines
Atlanta — Orlando
1h 17m stop
22:17 — 01:11 NK3166 Spirit Airlines
Orlando — San Juan
19h 26m
including layover
Find flight
from$142
10:45 — 19:19
+1 day
10:45 — 12:11 NK2105 Spirit Airlines
Baltimore — Boston
18h 4m stop
06:15 — 09:44 NK2201 Spirit Airlines
Boston — Miami
7h 1m stop
16:45 — 19:19 NK2221 Spirit Airlines
Miami — San Juan
32h 34m
including layover
Find flight
from$150
10:45 — 21:04
+1 day
10:45 — 12:11 NK2105 Spirit Airlines
Baltimore — Boston
21h 33m stop
09:44 — 13:28 NK2235 Spirit Airlines
Boston — Miami
5h 5m stop
18:33 — 21:04 NK2057 Spirit Airlines
Miami — San Juan
34h 19m
including layover
Find flight
from$150
20:30 — 01:11
+2 days
20:30 — 22:27 NK1313 Spirit Airlines
Baltimore — Atlanta
11h 15m stop
09:42 — 11:14 NK1851 Spirit Airlines
Atlanta — Orlando
11h 3m stop
22:17 — 01:11 NK3166 Spirit Airlines
Orlando — San Juan
28h 41m
including layover
Find flight
from$142
21:59 — 01:11
+2 days
21:59 — 23:29 NK3075 Spirit Airlines
Baltimore — Boston
17h 11m stop
16:40 — 19:57 NK3797 Spirit Airlines
Boston — Orlando
2h 20m stop
22:17 — 01:11 NK3166 Spirit Airlines
Orlando — San Juan
27h 12m
including layover
Find flight
from$112
*Departure and arrival times - local. Updated on June 6, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Baltimore to San Juan depends on and how to choose the most interesting flight option for you.

Distance between Baltimore and San Juan is 2525 miles. Time difference between the cities is 1h. Airplanes depart 05:45 to 22:46 from 4 Baltimore airports and arrive 05:45 to 22:46 to 2 San Juan airports. Average flight time is 3h 42m.

  • The fastest flight 3h 41m
  • Average flight time 3h 42m
  • The earliest flight 05:45
  • The latest flight 22:46
  • Distance 1569 ml

The cheapest months to travel to San Juan are july (from 107 $), august (from 107 $), september (from 113 $).

The most expensive months are november (from 550 $), february (from 209 $), december (from 168 $).

What is the lowest airfare Baltimore to San Juan?

The cheapest plane ticket found by our users is $80. This airfare is for economy class on one-way F94091 flight by Frontier Airlines for July 13, 2025 which leaves Balt/Wash Intl in Baltimore at 08:30 am and arrives at San Juan Luis Munoz Marin Intl at 15:50.

Economy class
$80
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Business class
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First class
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Popular Airlines on the Route

The flight Baltimore — San Juan is served by 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 16 departures per week at the price of from $ 501 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 1436.

Direct flights

There are 4 nonstop flights on the route. The fastest direct flight is NK1622 by Spirit Airlines takes 3h 41m and the cheapest is F94091 by Frontier Airlines for $87.

  • F9 - Frontier Airlines
    from $88
    Find
  • NK - Spirit Airlines
    from $87
    Find
See more direct flights

Connecting Flights

There are 296 flights with layovers on the route. The fastest connecting flight is NK2778 by Spirit Airlines takes 6h 2m and the cheapest is F94091 by Frontier Airlines for $80.

  • AS - Alaska Airlines
    from $501
    Find
  • F9 - Frontier Airlines
    from $80
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  • SY - Sun Country Airlines
    from $231
    Find
  • UA - United Airlines
    from $182
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  • NK - Spirit Airlines
    from $84
    Find
See more connecting flights

Airports

You can fly from Baltimore to San Juan from 4 airports (Baltimore Rail, Balt/Wash Intl, Baltimore Greenbelt T, Glenn L Martin).

Baltimore airports

  • Baltimore Rail-ZBP
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  • Balt/Wash Intl-BWI
    from $80
    Find
  • Baltimore Greenbelt T-GBO
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  • Glenn L Martin-MTN
    Find

San Juan airports

  • Isla Grande-SIG
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  • Luis Munoz Marin Intl-SJU
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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