HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

$122+ Cheap flights from Allentown to San Diego (ABE - SAN)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SAN
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Leverage Cheapflights for Your Next Trip

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.

The best prices from Allentown-Bethlehem to San Diego are usually found in February or January, booked 88 days in advance, depart on a Monday or Tuesday and return on a Thursday

Cheap flight deals from Allentown to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to San Diego (SAN). 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 25, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$308
(Delta)

One-way from

$122
(mytrip.com)
High demand for flights, 39% potential price rise
Search Deals
Best time to find cheap flights, 27% potential price drop
Search Deals
From Allentown-Bethlehem to San Diego
Search Deals
One-way flight from Allentown-Bethlehem to San Diego
Search Deals

What is the cheapest day to fly round-trip from Allentown to San Diego?

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 72% on the overall cost on flights from Allentown to San Diego.

How far in advance should I book a flight from Allentown to San Diego?

Travelers have found it’s best to book a flight 22 days in advance to save up to 76% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 22 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Allentown to San Diego 1-2 weeks in advance for as low as $447, or $463 for flights within the next 24 hours.

What is the cheapest month to fly from Allentown to San Diego?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to San Diego. Flights to San Diego from Allentown in February are about $498 on average during February, but can be found for as low as $254.

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

It’s typically best to fly out from Allentown to San Diego in the afternoon. Doing so could potentially save you 46% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Allentown to San Diego flights in July & August 2024

Find cheap flight options from Allentown to San Diego specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
Listed are some of the best fares we've found on flights departing from Allentown to San Diego in 2024. Check back soon for alternative fares.
This Delta deal was found by Cheapflights users on 7/25. 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 8/256:05 amABE - SAN
1 stop9h 26mDelta
Sat 8/317:15 amSAN - ABE
1 stop9h 00mDelta
Deal found 7/25$308
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/239:00 amABE - SAN
3 stops25h 28mMultiple Airlines
Thu 8/293:01 pmSAN - ABE
3 stops28h 28mMultiple Airlines
Deal found 7/24$343
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/239:00 amABE - SAN
3 stops25h 28mMultiple Airlines
Thu 8/298:22 amSAN - ABE
2 stops11h 06mMultiple Airlines
Deal found 7/24$346
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/254:30 pmABE - SAN
2 stops17h 58mMultiple Airlines
Sat 8/316:07 pmSAN - ABE
3 stops18h 33mMultiple Airlines
Deal found 7/25$362
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/257:00 amABE - SAN
3 stops27h 28mMultiple Airlines
Sat 8/3112:45 pmSAN - ABE
3 stops23h 55mMultiple Airlines
Deal found 7/25$383
This Delta deal was found by Cheapflights users on 7/25. 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 8/66:05 amABE - SAN
1 stop9h 26mDelta
Mon 8/1910:30 pmSAN - ABE
1 stop10h 20mDelta
Deal found 7/25$393
This Delta deal was found by Cheapflights users on 7/25. 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 8/66:05 amABE - SAN
1 stop9h 26mDelta
Sat 8/176:15 amSAN - ABE
1 stop10h 00mDelta
Deal found 7/25$423
This Delta deal was found by Cheapflights users on 7/25. 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.
Thu 8/86:05 amABE - SAN
1 stop8h 01mDelta
Thu 8/1511:00 amSAN - ABE
1 stop9h 09mDelta
Deal found 7/25$428
This Delta deal was found by Cheapflights users on 7/25. 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 8/76:05 amABE - SAN
1 stop8h 01mDelta
Thu 8/1512:34 pmSAN - ABE
1 stop7h 35mDelta
Deal found 7/25$433

Allentown to San Diego 2024 flight deals

Discover exclusive flight deals for travel between Allentown and San Diego in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Listed are some of the best fares we've found on flights departing from Allentown to San Diego in 2024. Check back soon for alternative fares.
This Delta deal was found by Cheapflights users on 7/25. 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 8/256:05 amABE - SAN
1 stop9h 26mDelta
Sat 8/317:15 amSAN - ABE
1 stop9h 00mDelta
Deal found 7/25$308
This Delta deal was found by Cheapflights users on 7/24. 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 9/142:00 pmABE - SAN
1 stop8h 17mDelta
Wed 9/1812:21 pmSAN - ABE
1 stop7h 45mDelta
Deal found 7/24$318
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/1411:59 amABE - SAN
2 stops10h 17mAmerican Airlines
Wed 9/187:15 amSAN - ABE
1 stop8h 19mAmerican Airlines
Deal found 7/24$323
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/239:00 amABE - SAN
3 stops25h 28mMultiple Airlines
Thu 8/293:01 pmSAN - ABE
3 stops28h 28mMultiple Airlines
Deal found 7/24$343
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/239:00 amABE - SAN
3 stops25h 28mMultiple Airlines
Thu 8/298:22 amSAN - ABE
2 stops11h 06mMultiple Airlines
Deal found 7/24$346
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/254:30 pmABE - SAN
2 stops17h 58mMultiple Airlines
Sat 8/316:07 pmSAN - ABE
3 stops18h 33mMultiple Airlines
Deal found 7/25$362
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/193:57 pmABE - SAN
2 stops18h 33mMultiple Airlines
Sun 9/223:08 pmSAN - ABE
2 stops23h 13mMultiple Airlines
Deal found 7/24$379
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/257:00 amABE - SAN
3 stops27h 28mMultiple Airlines
Sat 8/3112:45 pmSAN - ABE
3 stops23h 55mMultiple Airlines
Deal found 7/25$383
This Delta deal was found by Cheapflights users on 7/25. 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 8/66:05 amABE - SAN
1 stop9h 26mDelta
Mon 8/1910:30 pmSAN - ABE
1 stop10h 20mDelta
Deal found 7/25$393

Allentown to San Diego flights leaving soon

Find last-minute flight options from Allentown to San Diego for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Book one of these great deals on flights from Allentown to San Diego. To prevent any unwanted surprises, users should verify their flight info before booking.
This Delta deal was found by Cheapflights users on 7/25. 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 8/32:50 pmABE - SAN
1 stop7h 23mDelta
Thu 8/810:30 pmSAN - ABE
1 stop10h 20mDelta
Deal found 7/25$2,990

One-way flights to San Diego from Allentown

Search for one-way flight options from Allentown to San Diego. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Take a look at some of the best available options we've come across on one-way flights from Allentown to San Diego. Users can also find round-trip Allentown to San Diego flights by using the search form above.
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/224:30 pmABE - SAN
2 stops18h 02mMultiple Airlines
Deal found 7/25$122
This mytrip.com deal was found by Cheapflights users on 7/25. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/227:00 amABE - SAN
3 stops27h 28mMultiple Airlines
Deal found 7/25$166
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/35:07 pmABE - SAN
1 stop8h 29mAmerican Airlines
Deal found 7/24$198
This Delta deal was found by Cheapflights users on 7/25. 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.
Thu 8/225:46 pmABE - SAN
1 stop9h 13mDelta
Deal found 7/25$218
This American Airlines deal was found by Cheapflights users on 7/25. 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 8/3112:05 pmABE - SAN
2 stops11h 06mAmerican Airlines
Deal found 7/25$223
This mytrip.com deal was found by Cheapflights users on 7/24. 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.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:36 pmABE - SAN
3 stops21h 56mMultiple Airlines
Deal found 7/24$239
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/28:15 amABE - SAN
1 stop8h 20mAmerican Airlines
Deal found 7/24$298
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/28:15 amABE - SAN
2 stops10h 06mAmerican Airlines
Deal found 7/24$303
This Delta deal was found by Cheapflights users on 7/24. 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.
Thu 9/266:00 amABE - SAN
1 stop8h 11mDelta
Deal found 7/24$359

Find flights from Allentown to San Diego within your budget

Customize your flight search to find flights from Allentown to San Diego 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$308 - $450

Route

Depart

Return

Price

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sun 8/25

1 stop9h 26m

San Diego

Sat 8/31

1 stop9h 00m

$308

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 9/14

1 stop8h 17m

San Diego

Wed 9/18

1 stop7h 45m

$318

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 9/14

2 stops10h 17m

San Diego

Wed 9/18

1 stop8h 19m

$323

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sun 8/25

2 stops17h 58m

San Diego

Sat 8/31

3 stops18h 33m

$362

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Thu 9/19

2 stops18h 33m

San Diego

Sun 9/22

2 stops23h 13m

$379

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sun 8/25

3 stops27h 28m

San Diego

Sat 8/31

3 stops23h 55m

$383

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Tue 8/6

1 stop9h 26m

San Diego

Thu 8/15

1 stop7h 35m

$393

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Thu 8/8

1 stop8h 29m

San Diego

Sat 8/17

1 stop10h 24m

$438

Allentown-BethlehemSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Tue 11/12

1 stop8h 10m

San Diego

Sun 11/17

1 stop7h 37m

$450

Flights are sorted by cheapest first

Deals found on 7/25

How far ahead should I book a flight from Allentown to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Allentown to San Diego. Price data was last updated on July 25, 2024.
The price you pay for your flight from Allentown to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Allentown to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Allentown to San Diego. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Allentown to San Diego flight should consider departing on Saturday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Allentown to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Allentown 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.

Temperature and rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average temperature and rainfall totals by month.

SAN

Temperature

57.2 - 71.6 °F

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated July 25, 2024.
Read reviews from past customers who have flown American Airlines, Delta and United Airlines from Allentown to San Diego. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
9,630 reviews

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.0
Very good
9,630 reviews
Delta
8.0
Very good
9,630 reviews

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
10,000 reviews
Delta
8.0
Very good
9,630 reviews

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
10,000 reviews
Delta
8.0
Very good
9,630 reviews

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Allentown to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Allentown to San Diego for under $400 on Cheapflights?

    Yes, there are multiple flights from Allentown to San Diego for under $400. The cheapest flight booked recently is on Delta for just $308, but on average you can expect to pay $405.

  • Are there last-minute flights available from Allentown to San Diego for under $3,000?

    There are currently 1+ open flights from Allentown to San Diego within the next 7 days for less than $3,000.

  • What are the cheapest airlines flying from Allentown to San Diego round-trip?

    Delta, at $308, was found to be the cheapest airline from Allentown to San Diego.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is 38% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Allentown to San Diego one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $198. Users have also found prices from $218 and $697 on Delta and United Airlines, respectively.

  • What does ABE to SAN mean?

    Great question - ABE to SAN just means Allentown-Bethlehem Airport to San Diego Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Allentown to San Diego that include extra baggage allowance?

    The amount of baggage you can bring on your Allentown to San Diego flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Allentown to San Diego with specific airlines?

    Yes, Cheapflights allows you to browse and filter Allentown to San Diego flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Allentown to San Diego that allow pets onboard?

    Many airlines flying from Allentown to San Diego offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Allentown to San Diego?

    Yes, you can often find last-minute deals on Allentown to San Diego flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Allentown to San Diego flight deals updated?

    The Allentown to San Diego flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from Allentown to San Diego?

    American Airlines, Delta and United Airlines are the most popular airlines when flying from Allentown to San Diego.

  • What is the cheapest month to book a flight from Allentown to San Diego?

    Currently, October is the cheapest month in which you can book a flight from Allentown to San Diego (average of $289). Flying from Allentown to San Diego in July is currently the most expensive (average of $343). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Allentown to San Diego
See prices for flight routes from nearby airports that may be better suited for you.

John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
Newark to Los Angeles flights
Newark to Las Vegas flights
John F Kennedy Intl to San Francisco flights
LaGuardia to Los Angeles flights
LaGuardia to Las Vegas flights
John F Kennedy Intl to Ontario flights
Newark to San Francisco flights
Reagan-National to Los Angeles flights
Dulles Intl to Las Vegas flights
Philadelphia to Las Vegas flights
LaGuardia to San Francisco flights
Newark to Burbank flights
John F Kennedy Intl to San Diego flights
Reagan-National to Las Vegas flights
LaGuardia to Burbank flights
Philadelphia to Los Angeles flights
Newark to San Diego flights
Dulles Intl to San Francisco flights
Newark to Santa Ana flights
LaGuardia to Oakland flights
LaGuardia to Santa Ana flights
Reagan-National to San Francisco flights
LaGuardia to Ontario flights
Philadelphia to San Francisco flights
Pittsburgh to Las Vegas flights
LaGuardia to San Diego flights
Newark to Ontario flights
Dulles Intl to Los Angeles flights
Dulles Intl to San Diego flights
Newark to Oakland flights
Reagan-National to San Diego flights
John F Kennedy Intl to Santa Ana flights
Reagan-National to Ontario flights
John F Kennedy Intl to Burbank flights
Newark to San Jose flights
John F Kennedy Intl to San Jose flights
Dulles Intl to Ontario flights
John F Kennedy Intl to Sacramento flights
Philadelphia to San Diego flights
LaGuardia to San Jose flights
Philadelphia to Ontario flights
Philadelphia to Burbank flights
John F Kennedy Intl to Palm Springs flights
Philadelphia to Oakland flights
Philadelphia to Santa Ana flights
John F Kennedy Intl to Oakland flights
Newark to Reno flights
Pittsburgh to Los Angeles flights

Top 3 airlines flying from Allentown to San Diego

Discover the top 3 airlines that operate flights from Allentown to San Diego. 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 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$488FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$262Average$471FlexibilityNo cancel feeOn-time71%
DeltaCheapest$301Average$507FlexibilityNo cancel feeOn-timeN/A
USA to Australia flights
USA to Russia flights
San Diego to Dallas flights
Denver to Orlando flights
Los Angeles to Toronto flights
Newark Airport to Miami flights
Charlotte to Newark Airport flights
Texas to California flights
USA to Spain flights
Los Angeles to Sydney flights
Miami to The Bahamas flights
Allentown to Sao Paulo flights

Search flights from Allentown to San Diego by cabin class

Find flights from Allentown to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Abha
Flights to Komatsu
Flights to Skardu
Flights to Laayoune Hassan I
Flights to Aqaba King Hussein Intl
Flights to Nampula
Flights to Bourgas
Flights to Riverton
Flights to Alpena Phelps/Collins
Flights to Palmas
Flights to Newport State
Flights to Antofagasta Cerro Moreno
Flights to Nuku‘alofa Fua'Amotu Intl
Flights to Ndola
Flights to Fort Dodge
Flights to Miri
Flights to Rhinelander Oneida County
Flights to Seattle Lake Union Spb
Flights to Portsmouth Pease Intl
Flights to Tumbes
Flights to Jigiga
Flights to Diyarbakir
Flights to Akureyri
Flights to Brainerd Crow Wing County
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines