Cheap flights from Allentown to San Diego from $200
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to San Diego departing on 10/6. 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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How to get the cheapest flight ticket from Allentown to San Diego
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 typical price of a round-trip flight between Allentown and San Diego?
What is the cheapest month to fly to San Diego?
If you are unable to visit San Diego during the month of March, then departing from Allentown during the month September is also very affordable. Most momondo users find prices during this month for around $403.
What is the cheapest day to depart on your flight to San Diego?
The cheapest day to depart from Allentown to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $402. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $516. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.
What is the cheapest time of day to depart on your flight to San Diego?
The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $396. Flights at noon are often more expensive with an average ticket price of $693.
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from Allentown when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $483 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Allentown for as low as $308 on momondo.
What is the cheapest airline that flies from Allentown-Bethlehem to San Diego?
Delta, American Airlines, and United Airlines are the most popular carriers operating from Allentown-Bethlehem to San Diego
What airlines fly to San Diego?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to San Diego from Allentown according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 10 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.
When to book flights from Allentown to San Diego
Cheap Allentown to San Diego (ABE to SAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Allentown to San Diego
How far is Allentown-Bethlehem to San Diego by plane?
A flight from Allentown-Bethlehem to San Diego will travel around 2349.4 mi. 7h 34m is a normal flight duration for this route.
When did momondo last update prices for flights from Allentown-Bethlehem Airport to San Diego Airport?
Prices for flights from Allentown-Bethlehem Airport to San Diego Airport refresh daily.
How many operators does momondo search for flights from Allentown-Bethlehem Airport to San Diego Airport?
As of July 2025, there are 3 operators available to choose from for flights from Allentown-Bethlehem Airport to San Diego Airport.
How old do you have to be to fly from Allentown-Bethlehem Airport to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Allentown-Bethlehem Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Allentown to San Diego?
Based on momondo bookings for flights between Allentown and San Diego, the leading airline is American Airlines, making up 48% of the total bookings. Other popular airlines include United Airlines with 37% and Delta with 15%.
Best airlines flying from Allentown to San Diego
Compare and see reviews for airlines that fly from Allentown to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $283 | Free Cancellation | Rating 7.4 8,842 reviews | |||
| PriceFrom $289 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 8.0 7,954 reviews |
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Allentown to San Diego?
It is quick and easy to find Allentown to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.
Can I find flights from Allentown to San Diego with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Allentown to San Diego flights to just show those with flexible booking policies.
How can momondo help me find flights from Allentown to San Diego?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Allentown.
I’m not ready to book a flight from Allentown to San Diego right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Allentown to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.