What is the cheapest airline that flies from Allentown-Bethlehem to San Francisco?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Allentown-Bethlehem to San Francisco

Which layover airport has the shortest connection time from Allentown to San Francisco?

Charlotte (CLT) has the shortest average layover time for this route: 1h 14m.

Which airport is the most popular layover for flights between Allentown and San Francisco?

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Allentown to San Francisco?

Flights via Chicago (ORD) offer the lowest average round-trip price of $482.

What airlines fly to San Francisco?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to San Francisco from Allentown according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 10 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Allentown to San Francisco?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 8h 55m.

When did momondo last update prices for flights from Allentown-Bethlehem Airport to San Francisco Airport?

Prices for flights from Allentown-Bethlehem Airport to San Francisco Airport refresh daily.

How many operators does momondo search for flights from Allentown-Bethlehem Airport to San Francisco Airport?

As of November 2025, there are 3 operators available to choose from for flights from Allentown-Bethlehem Airport to San Francisco Airport.

How old do you have to be to fly from Allentown-Bethlehem Airport to San Francisco Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Allentown-Bethlehem Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$154 Cheap Flights from Allentown to San Francisco in 2025/26

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1:02 pm - 8:25 pmABE-SFO

10h 23m1 stop

9:00 am - 10:26 pmSFO-ABE

10h 26m1 stop

$309American Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

7:30 am - 1:50 pmABE-SFO

9h 20m1 stop

7:00 am - 10:26 pmSFO-ABE

12h 26m2 stops

$314American Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

1:02 pm - 10:40 pmABE-SFO

12h 38m2 stops

7:00 am - 10:26 pmSFO-ABE

12h 26m2 stops

$319American Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

1:48 pm - 8:50 pmABE-SFO

10h 02m1 stop

1:56 pm - 12:14 amSFO-ABE

7h 18m1 stop

$349American Airlines

Find Deal

Thu, Mar 12 - Tue, Mar 17

5:47 pm - 11:02 pmABE-SFO

8h 15m1 stop

11:34 am - 12:14 amSFO-ABE

9h 40m2 stops

$354American Airlines

Find Deal

Thu, Mar 12 - Tue, Mar 17

12:56 pm - 6:14 pmABE-SFO

8h 18m1 stop

6:00 am - 10:11 pmSFO-ABE

13h 11m2 stops

$394Delta

Find Deal

Mon, Nov 24 - Thu, Dec 4

5:23 pm - 11:11 pmABE-SFO

8h 48m1 stop

10:50 pm - 9:58 amSFO-ABE

8h 08m1 stop

$397United Airlines

Find Deal

Fri, Feb 13 - Mon, Feb 16

6:00 pm - 11:23 pmABE-SFO

8h 23m1 stop

6:00 am - 4:38 pmSFO-ABE

7h 38m1 stop

$400Delta

Find Deal

Mon, Nov 24 - Wed, Dec 3

6:33 am - 12:05 pmABE-SFO

8h 32m1 stop

6:45 am - 5:01 pmSFO-ABE

7h 16m1 stop

$409United Airlines

Find Deal

Tue, Mar 3 - Sat, Mar 7

12:56 pm - 6:14 pmABE-SFO

8h 18m1 stop

6:00 am - 10:11 pmSFO-ABE

13h 11m2 stops

$412Delta

Find Deal

Wed, Nov 26 - Thu, Dec 4

United Airlines flights from Allentown to San Francisco

Our best United Airlines deals on Allentown to San Francisco flight tickets

United Airlines

Nov 22

ABE5:22 pmAllentown-Bethlehem

9h 00m

1 stop

SFO11:22 pmSan Francisco

Dec 3

SFO10:40 pmSan Francisco

10h 12m

1 stop

ABE11:52 amAllentown-Bethlehem

$384

Find similar

United Airlines

Feb 13

ABE5:23 pmAllentown-Bethlehem

8h 48m

1 stop

SFO11:11 pmSan Francisco

Feb 16

SFO10:50 pmSan Francisco

8h 08m

1 stop

ABE9:58 amAllentown-Bethlehem

$397

Find similar

United Airlines

Mar 3

ABE6:33 amAllentown-Bethlehem

8h 32m

1 stop

SFO12:05 pmSan Francisco

Mar 7

SFO6:45 amSan Francisco

7h 16m

1 stop

ABE5:01 pmAllentown-Bethlehem

$409

Find similar

Delta flights from Allentown to San Francisco

Our best Delta deals on Allentown to San Francisco flight tickets

Delta

Nov 24

ABE12:56 pmAllentown-Bethlehem

8h 18m

1 stop

SFO6:14 pmSan Francisco

Dec 4

SFO6:00 amSan Francisco

13h 11m

2 stops

ABE10:11 pmAllentown-Bethlehem

$394

Find similar

Delta

Nov 24

ABE6:00 pmAllentown-Bethlehem

8h 23m

1 stop

SFO11:23 pmSan Francisco

Dec 3

SFO6:00 amSan Francisco

7h 38m

1 stop

ABE4:38 pmAllentown-Bethlehem

$400

Find similar

Delta

Nov 26

ABE12:56 pmAllentown-Bethlehem

8h 18m

1 stop

SFO6:14 pmSan Francisco

Dec 4

SFO6:00 amSan Francisco

13h 11m

2 stops

ABE10:11 pmAllentown-Bethlehem

$412

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Thu 1/8

1:02 pm-8:25 pm

1 stop10h 23m

San Francisco

Mon 1/12

9:00 am-10:26 pm

1 stop10h 26m

$309

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Thu 1/8

7:30 am-1:50 pm

1 stop9h 20m

San Francisco

Mon 1/12

7:00 am-10:26 pm

2 stops12h 26m

$314

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Thu 1/8

1:02 pm-10:40 pm

2 stops12h 38m

San Francisco

Mon 1/12

7:00 am-10:26 pm

2 stops12h 26m

$319

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Thu 3/12

1:48 pm-8:50 pm

1 stop10h 02m

San Francisco

Tue 3/17

1:56 pm-12:14 am

1 stop7h 18m

$349

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Thu 3/12

5:47 pm-11:02 pm

1 stop8h 15m

San Francisco

Tue 3/17

11:34 am-12:14 am

2 stops9h 40m

$354

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Mon 11/24

12:56 pm-6:14 pm

1 stop8h 18m

San Francisco

Thu 12/4

6:00 am-10:11 pm

2 stops13h 11m

$394

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Fri 2/13

5:23 pm-11:11 pm

1 stop8h 48m

San Francisco

Mon 2/16

10:50 pm-9:58 am

1 stop8h 08m

$397

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Mon 11/24

6:00 pm-11:23 pm

1 stop8h 23m

San Francisco

Wed 12/3

6:00 am-4:38 pm

1 stop7h 38m

$400

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Tue 3/3

6:33 am-12:05 pm

1 stop8h 32m

San Francisco

Sat 3/7

6:45 am-5:01 pm

1 stop7h 16m

$409

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 11/26

12:56 pm-6:14 pm

1 stop8h 18m

San Francisco

Thu 12/4

6:00 am-10:11 pm

2 stops13h 11m

$412

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How to get the cheapest flight ticket from Allentown to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $365.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Allentown to San Francisco is on a Wednesday when prices can be found for as low as $363. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $577.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Allentown to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $299. Flights in the morning are often more expensive with an average ticket price of $500.

How have Allentown to San Francisco flight prices changed over time?

As of November 2025, prices for Allentown to San Francisco flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from Allentown to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Allentown to San Francisco (ABE to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to San Francisco

Direct flights	None

There are no direct flights from Allentown to San Francisco. There are no popular flight routes from Allentown to San Francisco.

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How far is Allentown-Bethlehem to San Francisco by plane?
The straight-line distance from Allentown-Bethlehem to San Francisco is 2489.6 mi. By plane, this route typically takes 8h 15m.
When did momondo last update prices for flights from Allentown-Bethlehem Airport to San Francisco Airport?
Prices for flights from Allentown-Bethlehem Airport to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Allentown-Bethlehem Airport to San Francisco Airport?
As of November 2025, there are 3 operators available to choose from for flights from Allentown-Bethlehem Airport to San Francisco Airport.
How old do you have to be to fly from Allentown-Bethlehem Airport to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Allentown-Bethlehem Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Allentown to San Francisco?
momondo data reveals that the most frequently booked airline on the route from Allentown to San Francisco is American Airlines, representing 62% of all bookings. The subsequent popular airlines are Delta at 20% and United Airlines at 19%.

Best airlines flying from Allentown to San Francisco

Compare and see reviews for airlines that fly from Allentown to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $313	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $313	Free Cancellation	Rating 7.4 9,017 reviews	Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Allentown to San Francisco?

Finding the right flight to San Francisco from Allentown is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

Can I find flights from Allentown to San Francisco with flexible booking policies on momondo?

Flights from Allentown to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Allentown to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Allentown. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Allentown to San Francisco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Allentown to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Flights to New Yorkfrom $44

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Flights to Las Vegasfrom $48

Flights to Washington, D.C.from $40

Flights to Bostonfrom $55

Flights to Atlantafrom $48

Flights to Dallasfrom $52

Flights to Seattlefrom $58

Flights to Denverfrom $58

Fly to other destinations from Allentown

Flights from Allentown-Bethlehem to Nashville Intl

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Flights from Allentown-Bethlehem to Melbourne

Flights from Allentown-Bethlehem to Sarasota Bradenton Intl

Flights from Allentown-Bethlehem to Orlando Sanford Intl

Flights from Allentown-Bethlehem to Tampa St. Petersburg

Cheap flights from Allentown to San Francisco from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to San Francisco departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Our best Delta deals on Allentown to San Francisco flight tickets

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How to get the cheapest flight ticket from Allentown to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $365.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Allentown to San Francisco is on a Wednesday when prices can be found for as low as $363. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $577.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Allentown to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $299. Flights in the morning are often more expensive with an average ticket price of $500.

How have Allentown to San Francisco flight prices changed over time?

As of November 2025, prices for Allentown to San Francisco flights are approximately 33% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Allentown-Bethlehem to San Francisco?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Allentown-Bethlehem to San Francisco

What airlines fly to San Francisco?

Which airport is the most popular layover for flights between Allentown and San Francisco?

Chicago (ORD) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Allentown to San Francisco?

Flights via Chicago (ORD) offer the lowest average round-trip price of $482.

Which layover airport has the shortest travel time from Allentown to San Francisco?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 8h 55m.

Which layover airport has the shortest connection time from Allentown to San Francisco?

Charlotte (CLT) has the shortest average layover time for this route: 1h 14m.

When to book flights from Allentown to San Francisco

Cheap Allentown to San Francisco (ABE to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to San Francisco

Direct flights

How far is Allentown-Bethlehem to San Francisco by plane?

When did momondo last update prices for flights from Allentown-Bethlehem Airport to San Francisco Airport?

How many operators does momondo search for flights from Allentown-Bethlehem Airport to San Francisco Airport?

How old do you have to be to fly from Allentown-Bethlehem Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

What is the most popular airline from Allentown to San Francisco?

Best airlines flying from Allentown to San Francisco

Compare and see reviews for airlines that fly from Allentown to San Francisco with momondo

Traveling to a place near San Francisco?

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to San Francisco?

Can I find flights from Allentown to San Francisco with flexible booking policies on momondo?

How can momondo help me find flights from Allentown to San Francisco?

I’m not ready to book a flight from Allentown to San Francisco right now. Can momondo alert me if prices change?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California