Looking for the price of a flight from San Francisco to Allentown?

There’s no fixed price — fares between San Francisco and Allentown/Bethlehem/Easton can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which airports serve San Francisco and Allentown/Bethlehem/Easton?

When planning a trip of about 4014 km, it's a good idea to check flights from surrounding airports too.

• Airports in San Francisco: San Francisco is the only operational airport in the area.
• Airports in Allentown/Bethlehem/Easton: The only active airport in Allentown/Bethlehem/Easton is Allentown/Bethlehem/Easton.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Plan your perfect flight from San Francisco to Allentown

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers and more.

Other popular destinations

Planning a trip to United States? Other frequent searches include: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.