Cheap flights from San Diego to Philadelphia from $159
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 Philadelphia departing on 12/3. 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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Fly from
Fly to
Route
Depart
Return
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Wed 11/11
6:25 am-4:43 pm
2 stops31h 18m
Philadelphia
Tue 11/24
9:55 pm-7:55 am
1 stop13h 00m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Thu 11/12
7:38 pm-4:43 pm
2 stops18h 05m
Philadelphia
Mon 11/23
9:55 pm-7:55 am
1 stop13h 00m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Fri 11/6
4:53 pm-11:24 pm
2 stops27h 31m
Philadelphia
Mon 11/9
7:20 pm-12:37 pm
1 stop20h 17m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Tue 11/17
1:22 pm-1:29 pm
1 stop21h 07m
Philadelphia
Tue 11/24
9:55 pm-7:55 am
1 stop13h 00m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Thu 12/3
11:55 am-10:10 pm
1 stop7h 15m
Philadelphia
Sun 12/13
5:00 am-11:00 am
1 stop9h 00m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Sat 3/20
6:15 am-5:05 pm
1 stop7h 50m
Philadelphia
Mon 3/29
11:20 am-8:10 pm
1 stop11h 50m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Fri 12/25
6:20 am-2:37 pm
Nonstop5h 17m
Philadelphia
Fri 1/1
4:45 pm-7:46 pm
Nonstop6h 01m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Fri 12/25
9:30 am-5:45 pm
Nonstop5h 15m
Philadelphia
Fri 1/1
4:45 pm-7:46 pm
Nonstop6h 01m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Mon 12/21
11:55 am-11:54 pm
1 stop8h 59m
Philadelphia
Fri 1/1
6:00 am-12:05 pm
1 stop9h 05m
San DiegoPhiladelphia
SAN San Diego - PHL Philadelphia
SANPHL
San Diego
Fri 12/25
11:55 am-10:27 pm
1 stop7h 32m
Philadelphia
Fri 1/1
6:00 am-12:05 pm
1 stop9h 05m
See travel insights to Philadelphia from
How to get the cheapest flight ticket from San Diego to Philadelphia
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 San Diego and Philadelphia?
Prices are currently low for flights on this route.
Typical prices usually range from $418 to $608.The lowest price recently found on this route was $377.
What is the cheapest month to fly to Philadelphia?
The cheapest month to fly to Philadelphia from San Diego is in February. Flight prices, which tend to average around $421, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Philadelphia, with average flight prices from San Diego averaging around $433.
What is the cheapest day to depart on your flight to Philadelphia?
The cheapest day to depart from San Diego to Philadelphia is on a Saturday. Travelers who choose to depart for Philadelphia on a Saturday will often find tickets for as low as $538. On the other hand, Sunday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $738.
What is the cheapest time of day to depart on your flight to Philadelphia?
According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from San Diego to Philadelphia in the evening for as low as $520. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $583.
What is the cheapest San Diego to Philadelphia flight route?
Fly from San Diego to Philadelphia for the best San Diego - Philadelphia flight prices
How far in advance should I book a flight from San Diego to Philadelphia?
You are more likely to see cheaper flights to Philadelphia from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $496 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from San Diego for as low as $444 on momondo.
What cabin class options are available on San Diego to Philadelphia flights?
There are 4 cabin classes available to choose from on San Diego to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from San Diego to Philadelphia?
Frontier and Southwest are the most popular carriers operating from San Diego to Philadelphia
What airlines fly to Philadelphia?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Philadelphia from San Diego according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 7 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between San Diego and Philadelphia?
Atlanta (ATL) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from San Diego to Philadelphia?
Flights via Denver (DEN) offer the lowest average round-trip price of $416.
Which layover airport has the shortest travel time from San Diego to Philadelphia?
Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 7h 44m.
Which layover airport has the shortest connection time from San Diego to Philadelphia?
Atlanta (ATL) has the shortest average layover time for this route: 1h 17m.
How many flights depart from San Diego to Philadelphia on average per day?
As of October 2026, there are 7 flights per day flying from San Diego to Philadelphia. The most common time of day flights depart is 6:00AM, with 100% of flights taking off at noon.
How many flights depart from San Diego to Philadelphia on average per week?
As of October 2026, 51 flights take off from San Diego and land in Philadelphia each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.
When to book flights from San Diego to Philadelphia
Cheap San Diego to Philadelphia (SAN to PHL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Diego to Philadelphia
Frequently asked questions about flying from San Diego to Philadelphia
How far is San Diego to Philadelphia by plane?
Philadelphia is 2366.5 mi away from San Diego. By plane, this route typically takes 5h 08m.
When did momondo last update prices for flights from San Diego Airport to Philadelphia Airport?
Prices for flights from San Diego Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Philadelphia Airport?
As of October 2026, there are 6 operators available to choose from for flights from San Diego Airport to Philadelphia Airport.
How old do you have to be to fly from San Diego Airport to Philadelphia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from San Diego to Philadelphia?
Based on momondo bookings for flights between San Diego and Philadelphia, the leading plane model is Airbus A321-100/200, making up 36.32% of the total bookings. Other popular models include Boeing 777 with 12.39%, Airbus A321neo with 6.41%, and Boeing 737 MAX 8 with 5.98%.
What is the most popular airline from San Diego to Philadelphia?
Based on momondo bookings for flights between San Diego and Philadelphia, the leading airline is American Airlines, making up 85% of the total bookings. Other popular airlines include Southwest with 5%, Frontier with 4%, and United Airlines with 4%.
Best airlines flying from San Diego to Philadelphia
Compare and see reviews for airlines that fly from San Diego to Philadelphia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $185 | Free Cancellation | Rating 5.6 2,551 reviews | |||
| PriceFrom $266 | Free Cancellation | Rating 7.8 8,646 reviews | |||
| PriceFrom $308 | Free Cancellation | Rating 7.9 4,224 reviews | |||
| PriceFrom $316 | Free Cancellation | Rating 7.4 10,319 reviews | |||
| PriceFrom $340 | Free Cancellation | Rating 7.1 3,048 reviews | |||
| PriceFrom $367 | Free Cancellation | Rating 7.0 12,146 reviews |
American Airlines Flights From San Diego to Philadelphia
Across 16 American Airlines flights from San Diego to Philadelphia this week, the average price was $517, with the best American Airlines deals starting from $367 round-trip. 12,146 users have rated American Airlines on momondo, with an average score of 7.0/10.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Diego to Philadelphia?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Philadelphia for you.
Can I find flights from San Diego to Philadelphia with flexible booking policies on momondo?
Flights from San Diego to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from San Diego to Philadelphia?
momondo helps you find the best flight between San Diego and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Diego to Philadelphia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Philadelphia 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.