American AirlinesDepart06:00
Thu, Nov 19ABE → SJU
5h 32m · 1 stop
$157one way, per person
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- Cheapest fare
- $157
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 5h 32m
American Airlines · Thu, Nov 19
from $157
Usually 1+ stop
2,620 km
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Cheapest month to fly from Allentown to San Juan
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
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Where to stay, what to do and getting around, from our travel partners.
About flights from Allentown to San Juan
Allentown (ABE) and San Juan (SJU) are about 2,620 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 5h 32m. Over the next few months, one-way fares start from $157, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Allentown to San Juan?
The cheapest one-way fare we've seen recently is $157 with American Airlines, departing Thursday, November 19, 2026.
What is the cheapest month to fly from Allentown to San Juan?
November 2026 currently has the lowest fares, from $157 one way.
Are there direct flights from Allentown to San Juan?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Allentown to San Juan?
The quickest journey we've seen takes about 5h 32m. Allentown and San Juan are around 2,620 km apart.
Which airlines fly from Allentown to San Juan?
Recent fares on this route were with American Airlines.
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