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Allentown

$129+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ABE
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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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 November 19, 2025.

This Delta deal was found by Cheapflights users on 11/18. 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 12/66:35 amSJC - ABE
1 stop7h 39mDelta
Tue 12/96:25 amABE - SJC
2 stops14h 53mDelta
Deal found 11/18$262
This Delta deal was found by Cheapflights users on 11/17. 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 12/66:00 amSFO - ABE
1 stop8h 14mDelta
Wed 12/105:23 pmABE - SFO
1 stop9h 56mDelta
Deal found 11/17$349
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/612:25 amSFO - ABE
1 stop10h 05mAmerican Airlines
Mon 12/225:15 pmABE - SFO
1 stop8h 46mAmerican Airlines
Deal found 11/19$389
This Delta deal was found by Cheapflights users on 11/17. 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 12/166:00 amSFO - ABE
1 stop8h 14mDelta
Sat 12/206:04 pmABE - SFO
1 stop8h 53mDelta
Deal found 11/17$426
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:35 pmSFO - ABE
1 stop19h 12mUnited Airlines
Tue 1/66:15 amABE - SFO
1 stop8h 42mUnited Airlines
Deal found 11/17$513
This United Airlines deal was found by Cheapflights users on 11/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:40 pmSFO - ABE
1 stop10h 12mUnited Airlines
Sun 12/75:22 pmABE - SFO
1 stop8h 15mUnited Airlines
Deal found 11/18$514
This United Airlines deal was found by Cheapflights users on 11/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:40 pmSFO - ABE
1 stop10h 08mUnited Airlines
Fri 12/51:00 pmABE - SFO
1 stop10h 10mUnited Airlines
Deal found 11/18$524
This American Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 11/1811:18 pmSFO - ABE
2 stops10h 57mAmerican Airlines
Fri 12/54:30 pmABE - SFO
1 stop8h 39mAmerican Airlines
Deal found 11/18$529
This American Airlines deal was found by Cheapflights users on 11/18. 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 11/199:57 amSJC - ABE
2 stops9h 55mAmerican Airlines
Wed 11/266:16 amABE - SJC
2 stops12h 23mAmerican Airlines
Deal found 11/18$634
This Delta deal was found by Cheapflights users on 11/18. 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 12/306:35 amSJC - ABE
1 stop7h 49mDelta
Thu 1/86:28 amABE - SJC
1 stop9h 28mDelta
Deal found 11/18$638
This Delta deal was found by Cheapflights users on 11/18. 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 11/196:25 amSJC - ABE
1 stop7h 54mDelta
Wed 11/2612:56 pmABE - SJC
1 stop10h 42mDelta
Deal found 11/18$754
This Delta deal was found by Cheapflights users on 11/18. 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 12/26:35 amSJC - ABE
1 stop7h 39mDelta
Thu 12/412:54 pmABE - SJC
1 stop10h 47mDelta
Deal found 11/18$787

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 November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$257
(Delta)

One-way from

$129
(Delta)

Popular in

November

Cheapest in

September

Average price

$808
Provider with most accurate pricing for San Francisco-Allentown-Bethlehem flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Allentown-Bethlehem flights.
Search Deals
From San Francisco Bay Area to Allentown-Bethlehem
Search Deals
One-way flight from San Francisco Bay Area to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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 November 19, 2025.
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

Sat 12/6

6:35 am-5:14 pm

1 stop7h 39m

Allentown-Bethlehem

Tue 12/9

6:25 am-6:18 pm

2 stops14h 53m

$262

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Fri 1/9

11:46 am-10:50 pm

1 stop8h 04m

Allentown-Bethlehem

Wed 1/21

12:47 pm-8:25 pm

1 stop10h 38m

$309

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Sat 12/6

6:00 am-5:14 pm

1 stop8h 14m

Allentown-Bethlehem

Wed 12/10

5:23 pm-12:19 am

1 stop9h 56m

$349

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Fri 1/9

11:46 am-10:50 pm

1 stop8h 04m

Allentown-Bethlehem

Sun 1/18

2:00 pm-7:49 pm

1 stop8h 49m

$349

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Fri 1/9

6:00 am-10:50 pm

2 stops13h 50m

Allentown-Bethlehem

Tue 1/13

6:28 am-5:49 pm

2 stops14h 21m

$354

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Sun 12/7

11:59 pm-1:18 pm

2 stops10h 19m

Allentown-Bethlehem

Mon 12/22

5:15 pm-11:01 pm

1 stop8h 46m

$394

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Thu 1/8

6:00 am-5:18 pm

1 stop8h 18m

Allentown-Bethlehem

Tue 1/20

6:28 am-10:54 pm

2 stops19h 26m

$396

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Mon 1/12

11:15 pm-10:41 am

1 stop8h 26m

Allentown-Bethlehem

Sat 1/17

6:15 am-2:07 pm

1 stop10h 52m

$409

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Mon 1/12

11:56 pm-10:41 am

1 stop7h 45m

Allentown-Bethlehem

Tue 1/20

4:57 pm-11:00 pm

1 stop9h 03m

$409

San FranciscoAllentown

SFO - ABE

SFOABE

San Francisco

Sun 1/11

11:15 pm-10:41 am

1 stop8h 26m

Allentown-Bethlehem

Tue 1/20

4:57 pm-11:00 pm

1 stop9h 03m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 47 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.

What is the cheapest time of day to fly from XIH to ABE?

Find hourly flight availability from San Francisco Bay Area to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 19, 2025.

When flying from San Francisco Bay Area to Allentown, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight in the morning.

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 November 19, 2025.
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
8,004 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Crew

8.5

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
8,004 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Crew

8.5

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
9,025 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Crew

8.5

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
11,046 reviews
Delta
7.9
Good
8,004 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Entertainment

7.9

Food

7.3

Crew

8.5

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 7h 39m. 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 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$491FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$453FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$338Average$568FlexibilityNo cancel feeOn-time69%

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