Cheap flights from San Diego to Allentown from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Allentown departing on 11/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:05 am - 10:11 pmSAN-ABE
8h 06m1 stop
Delta Logo
12:54 pm - 6:18 pmABE-SAN
8h 24m1 stop
$334Delta
Find Deal
Thu, Dec 11 - Mon, Dec 15
Delta Logo
6:15 am - 5:14 pmSAN-ABE
7h 59m1 stop
Delta Logo
6:25 am - 1:02 pmABE-SAN
9h 37m1 stop
$373Delta
Find Deal
Fri, Dec 12 - Sun, Dec 14
Delta Logo
6:15 am - 10:52 pmSAN-ABE
13h 37m2 stops
Delta Logo
5:40 pm - 11:11 pmABE-SAN
8h 31m1 stop
$388Delta
Find Deal
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
5:55 pm - 9:58 amSAN-ABE
13h 03m2 stops
United Airlines Logo
10:33 am - 8:51 pmABE-SAN
13h 18m2 stops
$419United Airlines
Find Deal
Sat, Feb 28 - Tue, Mar 3
American Airlines Logo
10:07 am - 11:06 pmSAN-ABE
9h 59m2 stops
American Airlines Logo
1:48 pm - 7:43 pmABE-SAN
8h 55m1 stop
$442American Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
Delta Logo
6:20 am - 5:13 pmSAN-ABE
7h 53m1 stop
Delta Logo
5:40 pm - 11:11 pmABE-SAN
8h 31m1 stop
$443Delta
Find Deal
Sat, Feb 21 - Tue, Feb 24
United Airlines Logo
8:40 pm - 11:52 amSAN-ABE
12h 12m2 stops
United Airlines Logo
1:00 pm - 10:30 pmABE-SAN
12h 30m2 stops
$463United Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
6:15 am - 9:01 pmSAN-ABE
11h 46m2 stops
United Airlines Logo
5:23 pm - 10:44 pmABE-SAN
8h 21m1 stop
$478United Airlines
Find Deal
Sat, Feb 21 - Tue, Feb 24
American Airlines Logo
11:55 am - 11:29 pmSAN-ABE
8h 34m1 stop
American Airlines Logo
6:04 am - 11:05 amABE-SAN
8h 01m1 stop
$1,071American Airlines
Find Deal
Fri, Dec 19 - Sat, Dec 27
Multiple Airlines Logo
5:56 pm - 10:42 pmSAN-ABE
25h 46m2 stops
Multiple Airlines Logo
6:50 pm - 4:44 pmABE-SAN
24h 54m3 stops
$1,243Multiple Airlines
Find Deal
Fri, Dec 19 - Sat, Dec 27

Delta flights from San Diego to Allentown

Our best Delta deals on San Diego to Allentown flight tickets
Delta
Dec 11
SAN11:05 amSan Diego
8h 06m
1 stop
ABE10:11 pmAllentown-Bethlehem
Dec 15
ABE12:54 pmAllentown-Bethlehem
8h 24m
1 stop
SAN6:18 pmSan Diego
Delta
Dec 12
SAN6:15 amSan Diego
7h 59m
1 stop
ABE5:14 pmAllentown-Bethlehem
Dec 14
ABE6:25 amAllentown-Bethlehem
9h 37m
1 stop
SAN1:02 pmSan Diego
Delta
Feb 28
SAN6:15 amSan Diego
13h 37m
2 stops
ABE10:52 pmAllentown-Bethlehem
Mar 3
ABE5:40 pmAllentown-Bethlehem
8h 31m
1 stop
SAN11:11 pmSan Diego

United Airlines flights from San Diego to Allentown

Our best United Airlines deals on San Diego to Allentown flight tickets
United Airlines
Oct 25
SAN6:00 pmSan Diego
14h 48m
2 stops
ABE11:48 amAllentown-Bethlehem
Oct 29
ABE6:32 amAllentown-Bethlehem
7h 56m
1 stop
SAN11:28 amSan Diego
United Airlines
Oct 25
SAN7:28 pmSan Diego
13h 20m
2 stops
ABE11:48 amAllentown-Bethlehem
Oct 29
ABE1:00 pmAllentown-Bethlehem
9h 52m
2 stops
SAN7:52 pmSan Diego
United Airlines
Feb 28
SAN5:55 pmSan Diego
13h 03m
2 stops
ABE9:58 amAllentown-Bethlehem
Mar 3
ABE10:33 amAllentown-Bethlehem
13h 18m
2 stops
SAN8:51 pmSan Diego

momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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, momondo users made 832,500 searches. Data last updated October 19, 2025.
Use the filters below to find and compare flights from San Diego to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Thu 12/11

11:05 am-10:11 pm

1 stop8h 06m

Allentown-Bethlehem

Mon 12/15

12:54 pm-6:18 pm

1 stop8h 24m

$334

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Fri 12/12

6:15 am-5:14 pm

1 stop7h 59m

Allentown-Bethlehem

Sun 12/14

6:25 am-1:02 pm

1 stop9h 37m

$373

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 2/28

6:15 am-10:52 pm

2 stops13h 37m

Allentown-Bethlehem

Tue 3/3

5:40 pm-11:11 pm

1 stop8h 31m

$388

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 2/28

5:55 pm-9:58 am

2 stops13h 03m

Allentown-Bethlehem

Tue 3/3

10:33 am-8:51 pm

2 stops13h 18m

$419

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Thu 12/11

10:07 am-11:06 pm

2 stops9h 59m

Allentown-Bethlehem

Mon 12/15

1:48 pm-7:43 pm

1 stop8h 55m

$442

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 2/21

6:20 am-5:13 pm

1 stop7h 53m

Allentown-Bethlehem

Tue 2/24

5:40 pm-11:11 pm

1 stop8h 31m

$443

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Thu 12/11

8:40 pm-11:52 am

2 stops12h 12m

Allentown-Bethlehem

Mon 12/15

1:00 pm-10:30 pm

2 stops12h 30m

$463

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 2/21

6:15 am-9:01 pm

2 stops11h 46m

Allentown-Bethlehem

Tue 2/24

5:23 pm-10:44 pm

1 stop8h 21m

$478

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Fri 12/19

11:55 am-11:29 pm

1 stop8h 34m

Allentown-Bethlehem

Sat 12/27

6:04 am-11:05 am

1 stop8h 01m

$1,071

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Fri 12/19

5:56 pm-10:42 pm

2 stops25h 46m

Allentown-Bethlehem

Sat 12/27

6:50 pm-4:44 pm

3 stops24h 54m

$1,243

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Allentown from

How to get the cheapest flight ticket from San Diego to Allentown

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 day to depart on your flight to Allentown?

The cheapest day to depart from San Diego to Allentown is on a Thursday when prices can be found for as low as $419. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Saturday is $558.

What is the cheapest time of day to depart on your flight to Allentown?

In the evening is the cheapest time of day to fly from San Diego to Allentown when you can find flight prices for as low as $434. Flying to Allentown in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $546.

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

You could potentially save up to 11% on your flight if you consider stops on a San Diego to Allentown flight.

When to book flights from San Diego to Allentown

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Allentown according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Allentown (SAN to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Allentown

Direct flights

None
There are no direct flights from San Diego to Allentown. There are no popular flight routes from San Diego to Allentown.
  • How far is San Diego to Allentown-Bethlehem by plane?

    Allentown-Bethlehem is 2349.4 mi away from San Diego. A reasonable flight in good conditions will take 7h 25m.

  • When did momondo last update prices for flights from San Diego Airport to Allentown-Bethlehem Airport?

    Prices for flights from San Diego Airport to Allentown-Bethlehem Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Allentown-Bethlehem Airport?

  • How old do you have to be to fly from San Diego Airport to Allentown-Bethlehem Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Allentown-Bethlehem Airport.

  • What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

    The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Diego to Allentown?

Best airlines flying from San Diego to Allentown

Compare and see reviews for airlines that fly from San Diego to Allentown with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $308Free CancellationRating
7.9
7,976 reviews
Search Delta flights
American AirlinesPriceFrom $310Free CancellationRating
7.2
11,026 reviews
Search American Airlines flights

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
Lehighton

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Allentown?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from San Diego.

Can I find flights from San Diego to Allentown with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Allentown from San Diego with this policy.

How can momondo help me find flights from San Diego to Allentown?

Once all potential San Diego to Allentown flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Diego to Allentown right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Allentown from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Tue 11/18
Tue 11/25

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