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Cheap flights from Allentown to San Francisco from $179

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 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Allentown to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:57 pm - 8:28 pm
ABE
-
SFO
10h 31m
1 stop
Delta Logo
10:35 pm - 12:12 pm
SFO
-
ABE
10h 37m
1 stop
$319Delta
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
5:35 pm - 1:35 am
ABE
-
SFO
11h 00m
1 stop
United Airlines Logo
10:45 pm - 10:06 am
SFO
-
ABE
8h 21m
1 stop
$347United Airlines
Wed, May 20 - Mon, May 25
Delta Logo
1:00 pm - 7:35 pm
ABE
-
SFO
9h 35m
1 stop
Delta Logo
11:30 am - 10:56 pm
SFO
-
ABE
8h 26m
1 stop
$384Delta
Tue, Jul 21 - Tue, Aug 4
American Airlines Logo
12:50 pm - 8:14 pm
ABE
-
SFO
10h 24m
1 stop
American Airlines Logo
12:26 am - 11:30 am
SFO
-
ABE
8h 04m
1 stop
$389American Airlines
Tue, Feb 24 - Fri, Feb 27
United Airlines Logo
6:51 pm - 12:16 am
ABE
-
SFO
8h 25m
1 stop
United Airlines Logo
11:59 pm - 9:56 am
SFO
-
ABE
6h 57m
1 stop
$391United Airlines
Wed, Mar 18 - Sun, Mar 22
American Airlines Logo
5:18 pm - 11:58 pm
ABE
-
SFO
9h 40m
1 stop
American Airlines Logo
5:15 am - 7:05 pm
SFO
-
ABE
10h 50m
1 stop
$394American Airlines
Wed, Jul 22 - Wed, Aug 5
American Airlines Logo
6:00 am - 1:05 pm
ABE
-
SFO
10h 05m
2 stops
American Airlines Logo
5:15 am - 7:05 pm
SFO
-
ABE
10h 50m
1 stop
$399American Airlines
Wed, Jul 22 - Wed, Aug 5
American Airlines Logo
6:00 am - 11:21 am
ABE
-
SFO
8h 21m
1 stop
American Airlines Logo
5:22 am - 6:40 pm
SFO
-
ABE
10h 18m
1 stop
$404American Airlines
Tue, Jul 21 - Tue, Aug 4
Delta Logo
5:40 pm - 12:15 am
ABE
-
SFO
9h 35m
1 stop
Delta Logo
11:45 pm - 12:08 pm
SFO
-
ABE
9h 23m
1 stop
$408Delta
Fri, Aug 7 - Mon, Aug 10
United Airlines Logo
6:51 pm - 12:16 am
ABE
-
SFO
8h 25m
1 stop
United Airlines Logo
11:59 pm - 9:56 am
SFO
-
ABE
6h 57m
1 stop
$412United Airlines
Wed, Mar 18 - Sun, Mar 22

American Airlines flights from Allentown to San Francisco

Our best American Airlines deals on Allentown to San Francisco flight tickets
American Airlines
Feb 24
ABE12:50 pmAllentown-Bethlehem
10h 24m
1 stop
SFO8:14 pmSan Francisco
Feb 27
SFO12:26 amSan Francisco
8h 04m
1 stop
ABE11:30 amAllentown-Bethlehem
$389
American Airlines
Jul 22
ABE5:18 pmAllentown-Bethlehem
9h 40m
1 stop
SFO11:58 pmSan Francisco
Aug 5
SFO5:15 amSan Francisco
10h 50m
1 stop
ABE7:05 pmAllentown-Bethlehem
$394
American Airlines
Jul 22
ABE6:00 amAllentown-Bethlehem
10h 05m
2 stops
SFO1:05 pmSan Francisco
Aug 5
SFO5:15 amSan Francisco
10h 50m
1 stop
ABE7:05 pmAllentown-Bethlehem
$399

Delta flights from Allentown to San Francisco

Our best Delta deals on Allentown to San Francisco flight tickets
Delta
Apr 7
ABE12:57 pmAllentown-Bethlehem
10h 31m
1 stop
SFO8:28 pmSan Francisco
Apr 14
SFO10:35 pmSan Francisco
10h 37m
1 stop
ABE12:12 pmAllentown-Bethlehem
$319
Delta
Jul 21
ABE1:00 pmAllentown-Bethlehem
9h 35m
1 stop
SFO7:35 pmSan Francisco
Aug 4
SFO11:30 amSan Francisco
8h 26m
1 stop
ABE10:56 pmAllentown-Bethlehem
$384
Delta
Aug 7
ABE5:40 pmAllentown-Bethlehem
9h 35m
1 stop
SFO12:15 amSan Francisco
Aug 10
SFO11:45 pmSan Francisco
9h 23m
1 stop
ABE12:08 pmAllentown-Bethlehem
$408

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Allentown to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Tue 4/7

12:57 pm-8:28 pm

1 stop10h 31m

San Francisco

Tue 4/14

10:35 pm-12:12 pm

1 stop10h 37m

$319

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 5/20

5:35 pm-1:35 am

1 stop11h 00m

San Francisco

Mon 5/25

10:45 pm-10:06 am

1 stop8h 21m

$347

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Tue 7/21

1:00 pm-7:35 pm

1 stop9h 35m

San Francisco

Tue 8/4

11:30 am-10:56 pm

1 stop8h 26m

$384

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Tue 2/24

12:50 pm-8:14 pm

1 stop10h 24m

San Francisco

Fri 2/27

12:26 am-11:30 am

1 stop8h 04m

$389

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 3/18

6:51 pm-12:16 am

1 stop8h 25m

San Francisco

Sun 3/22

11:59 pm-9:56 am

1 stop6h 57m

$391

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 7/22

5:18 pm-11:58 pm

1 stop9h 40m

San Francisco

Wed 8/5

5:15 am-7:05 pm

1 stop10h 50m

$394

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 7/22

6:00 am-1:05 pm

2 stops10h 05m

San Francisco

Wed 8/5

5:15 am-7:05 pm

1 stop10h 50m

$399

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Tue 7/21

6:00 am-11:21 am

1 stop8h 21m

San Francisco

Tue 8/4

5:22 am-6:40 pm

1 stop10h 18m

$404

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Fri 8/7

5:40 pm-12:15 am

1 stop9h 35m

San Francisco

Mon 8/10

11:45 pm-12:08 pm

1 stop9h 23m

$408

AllentownSan Francisco

ABE - SFO

ABESFO

Allentown-Bethlehem

Wed 3/18

6:51 pm-12:16 am

1 stop8h 25m

San Francisco

Sun 3/22

11:59 pm-9:56 am

1 stop6h 57m

$412

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

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 October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $361.

Can stopping save me money on Allentown to San Francisco flights?

You could potentially save up to 20% on your flight if you consider stops on a Allentown to San Francisco flight.

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

As of February 2026, prices for Allentown to San Francisco flights are approximately 15% 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

Fastest flight time

8h 15m

Direct flights

None
The fastest flight from Allentown to San Francisco takes 8h 15m
There are no direct flights from Allentown to San Francisco. There are no popular flight routes from Allentown to San Francisco.
Search flight deals

  • 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?

  • 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?

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
DeltaPriceFrom $269Free CancellationRating
7.9
8,193 reviews
Search Delta flights
United AirlinesPriceFrom $311Free CancellationRating
7.4
9,283 reviews
Search United Airlines flights
American AirlinesPriceFrom $319Free CancellationRating
7.2
11,279 reviews
Search American Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Walnut Creek
Santa Clara
Calistoga
Berkeley
Big Sur
Fremont
Daly City
Half Moon Bay
Salinas
Vallejo
Sunnyvale
Milpitas
Turlock

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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