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Allentown

$167+ Cheap flights from San Francisco Bay Area to Allentown (ABE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ABE
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Allentown

Keep the following information in mind while searching for San Francisco Bay Area to Allentown flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

One-way from

$167
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$298
Provider with most accurate pricing for San Francisco-Allentown-Bethlehem flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Allentown-Bethlehem flights.
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From San Francisco Bay Area to Allentown-Bethlehem
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One-way flight from San Francisco Bay Area to Allentown-Bethlehem
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Highest demand for flights based on searches. 42% potential increase in price ($462 potential increase over avg. RT price).
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Cheapest flight prices on average. 33% potential price decrease ($155 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from San Francisco Bay Area to Allentown

Cheapest flights from San Francisco Bay Area to Allentown
Explore the most affordable flight options available from San Francisco Bay Area to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2810:45 pmSJC - ABE
1 stop10h 20mDelta
Sat 1/3112:50 pmABE - SJC
1 stop11h 30mDelta
Deal found 1/6$257
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:15 amSJC - ABE
2 stops10h 34mDelta
Sat 2/286:28 amABE - SJC
1 stop9h 11mDelta
Deal found 1/6$262
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2710:45 pmSJC - ABE
1 stop10h 20mDelta
Fri 1/3012:50 pmABE - SJC
1 stop11h 30mDelta
Deal found 1/6$277
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2610:45 pmSJC - ABE
1 stop10h 20mDelta
Thu 1/296:28 amABE - SJC
1 stop9h 28mDelta
Deal found 1/6$308
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:05 pmSFO - ABE
1 stop10h 00mDelta
Sat 1/315:59 pmABE - SFO
1 stop8h 26mDelta
Deal found 1/6$309
This American Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/119:10 amSFO - ABE
2 stops10h 16mAmerican Airlines
Wed 3/1112:00 pmABE - SFO
1 stop8h 48mAmerican Airlines
Deal found 1/7$314
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2010:45 pmSJC - ABE
1 stop10h 20mDelta
Tue 1/2712:50 pmABE - SJC
1 stop11h 30mDelta
Deal found 1/6$323
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2510:45 pmSJC - ABE
1 stop10h 20mDelta
Tue 1/2712:50 pmABE - SJC
1 stop11h 30mDelta
Deal found 1/6$326
This American Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/141:17 pmSFO - ABE
1 stop8h 12mAmerican Airlines
Sat 3/1412:00 pmABE - SFO
1 stop10h 03mAmerican Airlines
Deal found 1/6$331
This Delta deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2310:45 pmSJC - ABE
1 stop10h 20mDelta
Tue 1/2712:50 pmABE - SJC
1 stop11h 30mDelta
Deal found 1/8$340
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2411:50 amSFO - ABE
1 stop7h 20mDelta
Sun 2/15:59 pmABE - SFO
1 stop8h 26mDelta
Deal found 1/6$349
This Delta deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2711:40 amSFO - ABE
1 stop8h 10mDelta
Wed 1/285:59 pmABE - SFO
1 stop8h 26mDelta
Deal found 1/6$357

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to Allentown 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, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to Allentown that are best for you.

Fly from

San Francisco Bay Area

Fly to

Allentown

Route

Depart

Return

Price

San JoseAllentown

SJC - ABE

SJCABE

San Jose

Wed 2/25

10:35 pm-12:05 pm

1 stop10h 30m

Allentown-Bethlehem

Sat 2/28

6:28 am-12:39 pm

1 stop9h 11m

$274

San JoseAllentown

SJC - ABE

SJCABE

San Jose

Tue 1/27

10:45 pm-12:05 pm

1 stop10h 20m

Allentown-Bethlehem

Fri 1/30

12:50 pm-9:20 pm

1 stop11h 30m

$277

San JoseAllentown

SJC - ABE

SJCABE

San Jose

Mon 1/26

10:45 pm-12:05 pm

1 stop10h 20m

Allentown-Bethlehem

Thu 1/29

6:28 am-12:56 pm

1 stop9h 28m

$308

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Tue 1/27

11:40 am-10:50 pm

1 stop8h 10m

Allentown-Bethlehem

Mon 2/2

5:59 pm-11:25 pm

1 stop8h 26m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Tue 3/17

11:35 pm-12:06 pm

1 stop9h 31m

Allentown-Bethlehem

Mon 3/23

5:59 pm-12:22 am

1 stop9h 23m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Sat 1/31

11:50 am-10:10 pm

1 stop7h 20m

Allentown-Bethlehem

Sat 2/7

2:00 pm-8:25 pm

1 stop9h 25m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Tue 3/17

11:35 pm-12:06 pm

1 stop9h 31m

Allentown-Bethlehem

Wed 3/25

12:49 pm-8:33 pm

1 stop10h 44m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Tue 3/17

11:35 pm-12:06 pm

1 stop9h 31m

Allentown-Bethlehem

Tue 3/24

5:59 pm-11:21 pm

1 stop8h 22m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Fri 1/30

11:05 pm-12:05 pm

1 stop10h 00m

Allentown-Bethlehem

Tue 2/3

12:48 pm-8:25 pm

1 stop10h 37m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Wed 2/4

11:40 am-10:50 pm

1 stop8h 10m

Allentown-Bethlehem

Sat 2/7

2:00 pm-8:25 pm

1 stop9h 25m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 39 results
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Best time to book a flight from San Francisco Bay Area to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from San Francisco Bay Area with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco Bay Area to Allentown

What is the cheapest month to book a flight from San Francisco Bay Area to Allentown?

Currently, March is the cheapest month in which you can book a flight from San Francisco Bay Area to Allentown (average of $125). Flying from San Francisco Bay Area to Allentown in September is currently the most expensive (average of $226). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Allentown. Reviews last updated January 8, 2026.
Read through reviews of airlines operating flights from San Francisco Bay Area to Allentown, such as Delta, United Airlines, and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,025 reviews
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,139 reviews
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,095 reviews
Delta
7.9
Good
8,025 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Allentown from San Francisco Bay Area?

    Most people fly into Allentown-Bethlehem (ABE) if they book a flight to Allentown from San Francisco Bay Area. Allentown-Bethlehem is conveniently located just 3.9 mi from Allentown’s city center.

  • How long is the flight from San Francisco Bay Area to Allentown?

    Airlines like Delta fly from San Francisco Bay Area to Allentown in about 10h 30m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2476 mi.

  • What are the cheapest airlines to fly from San Francisco Bay Area to Allentown one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $114. United Airlines flights start at $156 while deals on Delta start at $168 one-way.

  • What are the most popular routes from San Francisco Bay Area to Allentown?

    When deciding which route to take from San Francisco Bay Area to Allentown consider San Francisco - Allentown-Bethlehem, San Jose - Allentown-Bethlehem or Oakland - Allentown-Bethlehem as they are the most popular.

  • Can I find deals for flights from San Francisco Bay Area to Allentown that include hotel bookings?

    Yes. In addition to deals on San Francisco Bay Area to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco Bay Area to Allentown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco Bay Area to Allentown.

  • Can I find deals for business class flights from San Francisco Bay Area to Allentown?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco Bay Area to Allentown?

    Currently, March is the cheapest month in which you can book a flight from San Francisco Bay Area to Allentown (average of $125). Flying from San Francisco Bay Area to Allentown in September is currently the most expensive (average of $226). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from San Francisco Bay Area to Allentown

Discover the top 3 airlines that operate flights from San Francisco Bay Area to Allentown. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$462FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$626FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$338Average$568FlexibilityNo cancel feeOn-time69%

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