$200+ Cheap flights from San Francisco to Allentown (SFO - 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ABE
Jul 6 — Jul 131
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Allentown
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2025.
Round-trip from | $343 (Trip.com) |
|---|---|
One-way from | $200 (Delta) |
Popular in | December |
Cheapest in | August |
Average price | $540 |
Find flight deals from San Francisco to Allentown
Cheapest flights from San Francisco to AllentownExplore the most affordable flight options available from San Francisco to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.
Explore the most affordable flight options available from San Francisco to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.
This Delta deal was found by Cheapflights users on 7/1. 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 7/1611:39 amSFO - ABE
1 stop7h 51mDelta
Tue 7/2212:55 pmABE - SFO
1 stop8h 51mDelta
Deal found 7/1![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 6/30. 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 8/136:10 amSFO - ABE
1 stop8h 50mAmerican Airlines
Sun 8/176:15 amABE - SFO
1 stop9h 00mAmerican Airlines
Deal found 6/30![American Airlines logo]()
$399
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 July 1, 2025.
Use the filters below to find and compare flights from San Francisco to Allentown that are best for you.
Fly from
San Francisco
Fly to
Allentown
Route
Depart
Return
Price
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Wed 7/16
11:39 am-10:30 pm
1 stop7h 51m
Allentown-Bethlehem
Tue 7/22
12:55 pm-6:46 pm
1 stop8h 51m
$339
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Wed 8/13
6:10 am-6:00 pm
1 stop8h 50m
Allentown-Bethlehem
Sun 8/17
6:15 am-12:15 pm
1 stop9h 00m
$399
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Wed 7/30
11:39 am-10:30 pm
1 stop7h 51m
$200
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Tue 8/26
11:08 pm-6:00 pm
2 stops15h 52m
$255
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Tue 8/26
5:15 am-4:53 pm
1 stop8h 38m
$314
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Mon 7/7
11:59 pm-9:16 pm
2 stops18h 17m
$422
Best time to book a flight from San Francisco to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from San Francisco 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 to Allentown
What is the cheapest month to book a flight from San Francisco to Allentown?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Allentown (average of $291). Flying from San Francisco to Allentown in December is currently the most expensive (average of $395). 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 SFO to ABE?
Find hourly flight availability from San Francisco 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 July 1, 2025.
When flying from San Francisco to Allentown, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 11% 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 July 1, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from San Francisco to Allentown by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.2
Crew
8.5
Overall
8.0
Entertainment
7.9
Food
7.3
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.2
Crew
8.5
Overall
8.0
Entertainment
7.9
Food
7.3
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.2
Crew
8.5
Overall
8.0
Entertainment
7.9
Food
7.3
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.2
Crew
8.5
Overall
8.0
Entertainment
7.9
Food
7.3
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Allentown
Explore flights to Allentown departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 1, 2025.
Top 3 airlines flying from San Francisco to Allentown
Discover the top 3 airlines that operate flights from San Francisco 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 July 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$276 | Average$481 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$413 | Average$568 | FlexibilityNo cancel fee | On-time69% |