$209+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ABE
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Allentown with Cheapflights
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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
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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 May 11, 2026.
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 May 11, 2026.
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:30 pm
SFO
- ABE
1 stop7h 36m
United Airlines
Sat 9/195:36 pm
ABE
- SFO
1 stop9h 44m
United Airlines
Deal found 5/6![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 5/6. 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 9/129:22 am
SFO
- ABE
1 stop9h 52m
American Airlines
Sat 9/191:52 pm
ABE
- SFO
2 stops10h 26m
American Airlines
Deal found 5/6![American Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:00 am
SFO
- ABE
1 stop9h 14m
American Airlines
Wed 6/105:46 pm
ABE
- SFO
1 stop8h 03m
American Airlines
Deal found 5/8![American Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:17 pm
SFO
- ABE
1 stop17h 25m
Multiple Airlines
Mon 11/27:30 am
ABE
- SFO
1 stop12h 27m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$388
This American Airlines deal was found by Cheapflights users on 5/7. 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 7/291:20 pm
SFO
- ABE
1 stop8h 03m
American Airlines
Wed 8/125:11 pm
ABE
- SFO
1 stop9h 37m
American Airlines
Deal found 5/7![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 5/9. 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 8/1110:51 am
SFO
- ABE
1 stop8h 50m
American Airlines
Wed 8/196:00 am
ABE
- SFO
2 stops13h 02m
American Airlines
Deal found 5/9![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 5/9. 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 7/611:59 pm
SFO
- ABE
1 stop9h 23m
Delta
Wed 7/151:08 pm
ABE
- SFO
1 stop9h 57m
Delta
Deal found 5/9![Delta logo]()
$425
This Delta deal was found by Cheapflights users on 5/9. 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 7/611:59 pm
SFO
- ABE
1 stop9h 23m
Delta
Thu 7/96:05 pm
ABE
- SFO
1 stop9h 31m
Delta
Deal found 5/9![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/6. 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 5/296:00 am
SFO
- ABE
1 stop8h 28m
Delta
Sat 5/301:04 pm
ABE
- SFO
1 stop9h 01m
Delta
Deal found 5/6![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:35 pm
SFO
- ABE
1 stop8h 31m
United Airlines
Thu 10/155:36 pm
ABE
- SFO
1 stop9h 58m
United Airlines
Deal found 5/8![United Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 5/9. 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 5/3011:20 am
SFO
- ABE
1 stop7h 58m
Delta
Sat 6/612:59 pm
ABE
- SFO
1 stop9h 06m
Delta
Deal found 5/9![Delta logo]()
$443
Best flights from San Francisco to AllentownDiscover carefully curated flight deals from San Francisco to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from San Francisco to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Delta deal was found by Cheapflights users on 5/6. 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 5/296:00 am
SFO
- ABE
1 stop8h 28m
Delta
Sat 5/301:04 pm
ABE
- SFO
1 stop9h 01m
Delta
Deal found 5/6![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2910:38 pm
SFO
- ABE
1 stop8h 24m
United Airlines
Fri 7/35:41 pm
ABE
- SFO
1 stop9h 51m
United Airlines
Deal found 5/8![United Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:43 pm
SFO
- ABE
1 stop15h 06m
Multiple Airlines
Sun 6/1412:29 pm
ABE
- SFO
2 stops23h 22m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 7/139:08 am
SFO
- ABE
2 stops11h 00m
American Airlines
Mon 7/205:12 pm
ABE
- SFO
1 stop9h 47m
American Airlines
Deal found 5/6![American Airlines logo]()
$623
This United Airlines deal was found by Cheapflights users on 5/10. 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 7/712:50 am
SFO
- ABE
1 stop9h 51m
United Airlines
Sat 7/115:41 pm
ABE
- SFO
1 stop9h 51m
United Airlines
Deal found 5/10![United Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:59 pm
SFO
- ABE
1 stop9h 28m
Delta
Fri 6/121:12 pm
ABE
- SFO
1 stop10h 05m
Delta
Deal found 5/7![Delta logo]()
$538
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:50 am
SFO
- ABE
1 stop9h 54m
United Airlines
Sat 5/3010:42 am
ABE
- SFO
1 stop11h 07m
United Airlines
Deal found 5/8![United Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 5/10. 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 6/2011:59 pm
SFO
- ABE
1 stop9h 28m
Delta
Fri 7/31:12 pm
ABE
- SFO
1 stop9h 42m
Delta
Deal found 5/10![Delta logo]()
$563
This Delta deal was found by Cheapflights users on 5/10. 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 8/96:00 am
SFO
- ABE
1 stop8h 30m
Delta
Tue 8/116:13 pm
ABE
- SFO
1 stop8h 41m
Delta
Deal found 5/10![Delta logo]()
$597
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2811:30 pm
SFO
- ABE
1 stop7h 28m
United Airlines
Fri 7/35:41 pm
ABE
- SFO
1 stop9h 51m
United Airlines
Deal found 5/8![United Airlines logo]()
$609
This Delta deal was found by Cheapflights users on 5/9. 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 7/86:00 am
SFO
- ABE
1 stop8h 25m
Delta
Mon 7/136:05 pm
ABE
- SFO
2 stops17h 16m
Delta
Deal found 5/9![Delta logo]()
$611
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Mon 7/612:50 am
SFO
- ABE
1 stop9h 51m
United Airlines
Sat 7/255:41 pm
ABE
- SFO
1 stop8h 16m
United Airlines
Deal found 5/10![United Airlines logo]()
$649
Last-minute flights from San Francisco to AllentownDiscover last-minute flight deals from San Francisco to Allentown. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Allentown. Data last updated May 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:50 am
SFO
- ABE
1 stop9h 54m
United Airlines
Sat 5/3010:42 am
ABE
- SFO
1 stop11h 07m
United Airlines
Deal found 5/8![United Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 5/6. 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 5/296:00 am
SFO
- ABE
1 stop8h 28m
Delta
Sat 5/301:04 pm
ABE
- SFO
1 stop9h 01m
Delta
Deal found 5/6![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 5/9. 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 5/2911:59 pm
SFO
- ABE
1 stop9h 25m
Delta
Sat 6/612:59 pm
ABE
- SFO
1 stop9h 06m
Delta
Deal found 5/9![Delta logo]()
$506
This Delta deal was found by Cheapflights users on 5/9. 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 5/2911:59 pm
SFO
- ABE
1 stop9h 25m
Delta
Sun 6/71:12 pm
ABE
- SFO
1 stop10h 05m
Delta
Deal found 5/9![Delta logo]()
$530
This Delta deal was found by Cheapflights users on 5/9. 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 5/3011:20 am
SFO
- ABE
1 stop7h 58m
Delta
Sat 6/612:59 pm
ABE
- SFO
1 stop9h 06m
Delta
Deal found 5/9![Delta logo]()
$443
This Delta deal was found by Cheapflights users on 5/9. 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 5/306:00 am
SFO
- ABE
1 stop8h 28m
Delta
Sun 6/71:12 pm
ABE
- SFO
1 stop10h 05m
Delta
Deal found 5/9![Delta logo]()
$467
This American Airlines deal was found by Cheapflights users on 5/9. 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 5/305:00 am
SFO
- ABE
1 stop9h 14m
American Airlines
Fri 6/55:46 pm
ABE
- SFO
1 stop8h 03m
American Airlines
Deal found 5/9![American Airlines logo]()
$489
This American Airlines deal was found by Cheapflights users on 5/9. 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 5/305:00 am
SFO
- ABE
1 stop9h 14m
American Airlines
Sat 6/66:22 am
ABE
- SFO
2 stops12h 44m
American Airlines
Deal found 5/9![American Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 5/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:00 am
SFO
- ABE
1 stop9h 14m
American Airlines
Wed 6/105:46 pm
ABE
- SFO
1 stop8h 03m
American Airlines
Deal found 5/8![American Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:56 am
SFO
- ABE
1 stop11h 08m
Multiple Airlines
Thu 6/48:00 am
ABE
- SFO
2 stops27h 01m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 5/9. 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 6/110:55 pm
SFO
- ABE
1 stop10h 24m
Delta
Thu 6/46:15 pm
ABE
- SFO
1 stop9h 31m
Delta
Deal found 5/9![Delta logo]()
$503
This Delta deal was found by Cheapflights users on 5/10. 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 6/711:59 pm
SFO
- ABE
1 stop9h 28m
Delta
Sat 6/131:12 pm
ABE
- SFO
1 stop9h 19m
Delta
Deal found 5/10![Delta logo]()
$493
One-way flights from San Francisco to AllentownSearch for one-way flight options from San Francisco to Allentown. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from San Francisco to Allentown. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Delta deal was found by Cheapflights users on 5/6. 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 5/2711:20 am
SFO
- ABE
1 stop7h 58m
Delta
Deal found 5/6![Delta logo]()
$209
This Delta deal was found by Cheapflights users on 5/8. 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.
Sun 6/710:59 pm
SFO
- ABE
1 stop10h 28m
Delta
Deal found 5/8![Delta logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:27 pm
SFO
- ABE
2 stops38h 21m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:56 pm
SFO
- ABE
2 stops36h 06m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$240
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:55 pm
SFO
- ABE
1 stop10h 29m
Delta
Deal found 5/7![Delta logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/228:56 am
SFO
- ABE
1 stop11h 08m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:25 pm
SFO
- ABE
2 stops19h 24m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$266
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Wed 5/279:04 am
SFO
- ABE
2 stops12h 17m
American Airlines
Deal found 5/6![American Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:30 pm
SFO
- ABE
2 stops19h 14m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 5/9. 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 6/1510:59 pm
SFO
- ABE
1 stop10h 28m
Delta
Deal found 5/9![Delta logo]()
$290
Find 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 May 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (United Airlines) |
One-way from | $209 (Delta) |
Popular in | November |
Cheapest in | January |
Average price | $423 |
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 May 11, 2026.
Use the filters below to find and compare flights from San Francisco to Allentown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Fri 5/29
6:00 am-5:28 pm
1 stop8h 28m
Allentown-Bethlehem
Sat 5/30
1:04 pm-7:05 pm
1 stop9h 01m
$434
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Mon 6/29
10:38 pm-10:02 am
1 stop8h 24m
Allentown-Bethlehem
Fri 7/3
5:41 pm-12:32 am
1 stop9h 51m
$524
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Tue 7/7
12:50 am-1:41 pm
1 stop9h 51m
Allentown-Bethlehem
Sat 7/11
5:41 pm-12:32 am
1 stop9h 51m
$524
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Mon 5/25
12:50 am-1:44 pm
1 stop9h 54m
Allentown-Bethlehem
Sat 5/30
10:42 am-6:49 pm
1 stop11h 07m
$524
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Mon 6/8
11:59 pm-12:27 pm
1 stop9h 28m
Allentown-Bethlehem
Fri 6/12
1:12 pm-8:17 pm
1 stop10h 05m
$538
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Sat 6/20
11:59 pm-12:27 pm
1 stop9h 28m
Allentown-Bethlehem
Fri 7/3
1:12 pm-7:54 pm
1 stop9h 42m
$563
Quickest round-trip
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Sun 8/9
6:00 am-5:30 pm
1 stop8h 30m
Allentown-Bethlehem
Tue 8/11
6:13 pm-11:54 pm
1 stop8h 41m
$597
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Thu 6/11
9:43 pm-3:49 pm
1 stop15h 06m
Allentown-Bethlehem
Sun 6/14
12:29 pm-8:51 am
2 stops23h 22m
$603
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Sun 6/28
11:30 pm-9:58 am
1 stop7h 28m
Allentown-Bethlehem
Fri 7/3
5:41 pm-12:32 am
1 stop9h 51m
$609
San FranciscoAllentown
SFO - ABE
SFOABE
San Francisco
Wed 7/8
6:00 am-5:25 pm
1 stop8h 25m
Allentown-Bethlehem
Mon 7/13
6:05 pm-8:21 am
2 stops17h 16m
$611
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Allentown
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Allentown in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Allentown flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Allentown flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Allentown flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SFO-ABE
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
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 May 11, 2026.
Get a feel of what it's like to fly with 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.
Comfort
7.2
Entertainment
6.9
Crew
7.9
Food
6.4
Overall
7.1
Boarding
7.5
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Comfort
7.2
Entertainment
6.9
Crew
7.9
Food
6.4
Overall
7.1
Boarding
7.5
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
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
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Alternative routes for San Francisco to Allentown
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Complete your trip
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San Francisco and Allentown flights
Browse other San Francisco and Allentown flight options. Last updated on May 11, 2026.
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from San Francisco to Allentown
Discover the top 2 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 May 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$317 | Average$448 | FlexibilityNo cancel fee | On-time71% |