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Cheap Flights from San Francisco to Allentown $429.92

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Cheapest Flights from San Francisco to Allentown (SFO to ABE)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from San Francisco to Allentown (SFO to ABE)

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : As of December 5th, the cheapest day to fly from San Francisco to Allentown is December 18th. Tickets have been sold for 16% below the average price for this route.

Question : How many days should you spend in Allentown if you're flying in from San Francisco?
Answer : Over the next two months, passengers from SFO to ABE are planning on staying for 12 days on average.

Question : Can you cut down on flight costs by changing the day of the week you travel to Allentown?
Answer : For the month of December, the cheapest day to fly is Saturday. Being flexible with your travel days garners you even more savings during your booking.

Question : Which airline is giving the best deals for round-trip flights from San Francisco International Airport (SFO) to Lehigh Valley International Airport (ABE)?
Answer : Delta Air Lines is booking the cheapest flights for its customers over the next three months.