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Lehigh Valley

$156+ Cheap flights from San Diego (SAN) to Lehigh Valley

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — ABE
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from San Diego to Lehigh Valley

Cheapest flights from San Diego to Lehigh Valley
Explore the most affordable flight options available from San Diego to Lehigh Valley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Delta deal was found by Cheapflights users on 10/13. 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 12/276:15 amSAN - ABE
1 stop8h 09mDelta
Sat 1/36:04 pmABE - SAN
1 stop8h 24mDelta
Deal found 10/13$789
This Delta deal was found by Cheapflights users on 10/13. 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 12/266:15 amSAN - ABE
2 stops13h 31mDelta
Sat 1/36:04 pmABE - SAN
1 stop8h 24mDelta
Deal found 10/13$822
This Delta deal was found by Cheapflights users on 10/13. 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 12/266:15 amSAN - ABE
2 stops13h 31mDelta
Sun 1/46:15 amABE - SAN
1 stop8h 48mDelta
Deal found 10/13$877
This American Airlines deal was found by Cheapflights users on 10/14. 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 12/2211:55 amSAN - ABE
1 stop8h 34mAmerican Airlines
Fri 12/266:04 amABE - SAN
1 stop8h 01mAmerican Airlines
Deal found 10/14$913
This Delta deal was found by Cheapflights users on 10/13. 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 12/276:15 amSAN - ABE
1 stop8h 09mDelta
Sun 1/46:15 amABE - SAN
1 stop8h 48mDelta
Deal found 10/13$932
This United Airlines deal was found by Cheapflights users on 10/14. 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 12/234:45 pmSAN - ABE
1 stop20h 45mUnited Airlines
Sat 12/275:07 pmABE - SAN
1 stop8h 44mUnited Airlines
Deal found 10/14$1,030
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:50 pmSAN - ABE
2 stops24h 07mMultiple Airlines
Sat 12/272:54 pmABE - SAN
3 stops28h 50mMultiple Airlines
Deal found 10/14$1,357

Cheap flight deals from San Diego to Lehigh Valley

Keep the following information in mind while searching for San Diego to Lehigh Valley flight deals. Data was last updated October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$428
(Delta)

One-way from

$171
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$406
Provider with most accurate pricing for San Diego-Allentown-Bethlehem flight deals.
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Provider most trusted by Cheapflights users for San Diego-Allentown-Bethlehem flights.
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From San Diego to Lehigh Valley
Search Deals
One-way flight from San Diego to Lehigh Valley
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Lehigh Valley 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 October 14, 2025.
Use the filters below to find and compare flights from San Diego to Lehigh Valley that are best for you.

Fly from

San Diego

Fly to

Lehigh Valley

Route

Depart

Return

Price

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

$428

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 2/21

7:00 am-9:47 pm

1 stop11h 47m

Allentown-Bethlehem

Tue 2/24

10:33 am-11:41 pm

2 stops16h 08m

$527

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 12/27

6:15 am-5:24 pm

1 stop8h 09m

Allentown-Bethlehem

Sat 1/3

6:04 pm-11:28 pm

1 stop8h 24m

$789

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Fri 12/26

6:15 am-10:46 pm

2 stops13h 31m

Allentown-Bethlehem

Sat 1/3

6:04 pm-11:28 pm

1 stop8h 24m

$822

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Fri 12/26

6:15 am-10:46 pm

2 stops13h 31m

Allentown-Bethlehem

Sun 1/4

6:15 am-12:03 pm

1 stop8h 48m

$877

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Mon 12/22

11:55 am-11:29 pm

1 stop8h 34m

Allentown-Bethlehem

Fri 12/26

6:04 am-11:05 am

1 stop8h 01m

$913

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Sat 12/27

6:15 am-5:24 pm

1 stop8h 09m

Allentown-Bethlehem

Sun 1/4

6:15 am-12:03 pm

1 stop8h 48m

$932

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Thu 12/4

4:33 pm-10:24 pm

2 stops26h 51m

$156

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Wed 12/3

2:28 pm-8:36 pm

3 stops27h 08m

$174

San DiegoAllentown

SAN - ABE

SANABE

San Diego

Thu 12/11

4:52 pm-10:24 pm

3 stops26h 32m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 17 results
1
2

Best time to book a flight from San Diego to Lehigh Valley

Have a flexible travel schedule? Discover the best time to fly to Lehigh Valley from San Diego 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 Diego to Lehigh Valley
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Lehigh Valley

Get insights into the airlines that provide service to Lehigh Valley. 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 Lehigh Valley. Reviews last updated October 14, 2025.
Read reviews from past customers who have flown Delta and American Airlines from San Diego to Lehigh Valley. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
8.0
Very good
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

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
11,042 reviews
Delta
8.0
Very good
7,975 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

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 Diego to Lehigh Valley. 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 from for flights from San Diego to Lehigh Valley?

    If you book a flight to Lehigh Valley from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

  • How long is the flight from San Diego to Lehigh Valley?

    A quick flight from San Diego to Lehigh Valley can take about 7h 53m. Delta provides one of the quickest options available for as low as $428. There are 2353 mi between San Diego and Lehigh Valley. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from San Diego to Lehigh Valley that include hotel bookings?

    Yes. In addition to deals on San Diego to Lehigh Valley flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Lehigh Valley?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Lehigh Valley.

  • Can I find deals for business class flights from San Diego to Lehigh Valley?

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

See more FAQs

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Alternative routes for San Diego to Lehigh Valley

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Top 2 airlines flying from San Diego to Lehigh Valley

Discover the top 2 airlines that operate flights from San Diego to Lehigh Valley. 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$421FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$382Average$555FlexibilityNo cancel feeOn-time71%

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