Flights to Philadelphia

$40 Cheap flights to Philadelphia

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Philadelphia departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from the United States to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:05 am - 7:41 am
MCO
-
PHL
2h 36mnonstop
Frontier Logo
5:29 pm - 8:14 pm
PHL
-
MCO
2h 45mnonstop
$70Frontier
Thu, Apr 30 - Tue, May 5
Frontier Logo
5:05 am - 7:41 am
MCO
-
PHL
2h 36mnonstop
Frontier Logo
7:56 pm - 10:49 pm
PHL
-
MCO
2h 53mnonstop
$73Frontier
Fri, Apr 17 - Tue, Apr 21
Spirit Airlines Logo
9:56 pm - 11:56 pm
ATL
-
PHL
2h 00mnonstop
Spirit Airlines Logo
5:45 am - 7:48 am
PHL
-
ATL
2h 03mnonstop
$85Spirit Airlines
Wed, Apr 22 - Thu, Apr 30
Spirit Airlines Logo
8:10 pm - 8:39 am
ATL
-
PHL
12h 29m
1 stop
Spirit Airlines Logo
9:53 am - 5:09 pm
PHL
-
ATL
7h 16m
1 stop
$87Spirit Airlines
Tue, Mar 17 - Wed, Mar 18
Delta Logo
7:44 pm - 9:23 pm
BOS
-
PHL
1h 39mnonstop
Delta Logo
6:00 am - 7:32 am
PHL
-
BOS
1h 32mnonstop
$127Delta
Tue, Mar 17 - Wed, Mar 18
Delta Logo
8:35 pm - 10:09 pm
BOS
-
PHL
1h 34mnonstop
Delta Logo
6:00 am - 7:36 am
PHL
-
BOS
1h 36mnonstop
$137Delta
Fri, May 8 - Sun, May 10
Southwest Logo
8:50 am - 5:15 pm
HOU
-
PHL
7h 25m
1 stop
Southwest Logo
9:45 am - 5:00 pm
PHL
-
HOU
8h 15m
2 stops
$244Southwest
Fri, Apr 17 - Sat, Apr 18
Southwest Logo
2:20 pm - 10:45 pm
HOU
-
PHL
7h 25m
2 stops
Southwest Logo
9:45 am - 5:00 pm
PHL
-
HOU
8h 15m
2 stops
$249Southwest
Fri, Apr 17 - Sat, Apr 18
United Airlines Logo
8:40 am - 5:15 pm
SFO
-
PHL
5h 35mnonstop
United Airlines Logo
6:12 am - 9:30 am
PHL
-
SFO
6h 18mnonstop
$289United Airlines
Fri, Apr 17 - Sun, Apr 19
United Airlines Logo
12:45 am - 12:19 pm
SFO
-
PHL
8h 34m
1 stop
United Airlines Logo
6:12 am - 9:30 am
PHL
-
SFO
6h 18mnonstop
$299United Airlines
Thu, Apr 16 - Sun, Apr 19

momondo Fare Finder

 
Locate flights to Philadelphia that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 5, 2026.
Use the filters below to find and compare flights to Philadelphia that are best for you.

Fly from

Route

Depart

Return

Price

OrlandoPhiladelphia

MCO - PHL

MCOPHL

Orlando

Thu 4/30

5:05 am-7:41 am

Nonstop2h 36m

Philadelphia

Tue 5/5

5:29 pm-8:14 pm

Nonstop2h 45m

$70

OrlandoPhiladelphia

MCO - PHL

MCOPHL

Orlando

Fri 4/17

5:05 am-7:41 am

Nonstop2h 36m

Philadelphia

Tue 4/21

7:56 pm-10:49 pm

Nonstop2h 53m

$73

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Wed 4/22

9:56 pm-11:56 pm

Nonstop2h 00m

Philadelphia

Thu 4/30

5:45 am-7:48 am

Nonstop2h 03m

$85

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Tue 3/17

8:10 pm-8:39 am

1 stop12h 29m

Philadelphia

Wed 3/18

9:53 am-5:09 pm

1 stop7h 16m

$87

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Tue 3/17

7:44 pm-9:23 pm

Nonstop1h 39m

Philadelphia

Wed 3/18

6:00 am-7:32 am

Nonstop1h 32m

$127

BostonPhiladelphia

BOS - PHL

BOSPHL

Boston Logan Intl

Fri 5/8

8:35 pm-10:09 pm

Nonstop1h 34m

Philadelphia

Sun 5/10

6:00 am-7:36 am

Nonstop1h 36m

$137

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Fri 4/17

8:50 am-5:15 pm

1 stop7h 25m

Philadelphia

Sat 4/18

9:45 am-5:00 pm

2 stops8h 15m

$244

HoustonPhiladelphia

HOU - PHL

HOUPHL

Houston Hobby

Fri 4/17

2:20 pm-10:45 pm

2 stops7h 25m

Philadelphia

Sat 4/18

9:45 am-5:00 pm

2 stops8h 15m

$249

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Fri 4/17

8:40 am-5:15 pm

Nonstop5h 35m

Philadelphia

Sun 4/19

6:12 am-9:30 am

Nonstop6h 18m

$289

San FranciscoPhiladelphia

SFO - PHL

SFOPHL

San Francisco

Thu 4/16

12:45 am-12:19 pm

1 stop8h 34m

Philadelphia

Sun 4/19

6:12 am-9:30 am

Nonstop6h 18m

$299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Philadelphia from

Philadelphia flights insights and trends

Explore insights for your Philadelphia flight to craft the best travel plan

What is the absolute cheapest flight to Philadelphia?

The best deal found on momondo in the last two weeks was a flight to Philadelphia from Chicago for $41. This is 90% cheaper than most flight deals to Philadelphia. To find the cheapest price to Philadelphia from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from United States to Philadelphia is on a Saturday. Travelers who choose to depart for Philadelphia on a Saturday will often find tickets for as low as $377. On the other hand, Sunday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $635.

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 morning. momondo users have found flights departing from United States to Philadelphia in the morning for as low as $424. 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 afternoon when prices are around $614.

Cheapest flights to Philadelphia

Find the cheapest flights to Philadelphia from your nearest city or airport
CHEAPEST MONTH TO FLY TO PHILADELPHIA FROM LOS ANGELESJuly26% cheaperFlying from Los Angeles to Philadelphia costs on average just $306 in July
MOST EXPENSIVE MONTH TO FLY TO PHILADELPHIA FROM LOS ANGELESDecember34% more expensiveIt costs about $551 for flights to Philadelphia from Los Angeles in December
MOST POPULAR MONTH TO FLY TO PHILADELPHIA FROM LOS ANGELESJuly166% more users visitedMore momondo users searched in flights to Philadelphia from Los Angeles in July than any other month

Cheap Philadelphia flight deals and tips

Summary info about Philadelphia flight prices, duration and airlines

Best One-Way Price

$40

Best Round-Trip Price

$70

Fastest flight time

1h 42m

Popular in

October
The best one-way flight price to Philadelphia from United States in the last 72 hours is $40 (Orlando to Philadelphia).
The best round-trip flight price to Philadelphia from United States in the last 72 hours is $70 (Orlando to Philadelphia).
The fastest flight to Philadelphia from United States takes 1h 42m (Boston Logan Intl to Philadelphia).
October has the highest demand for flights to Philadelphia, with a 16% price increase on average.

Frequently asked questions about flying to Philadelphia

When is it best to fly to Philadelphia to go sightseeing?

Most momondo users would consider April, May, and September to be the best times to fly to Philadelphia to see sights like University of Pennsylvania, Citizens Bank Park, and Reading Terminal Market. Typically, the weather in Philadelphia is under 70 degrees fahrenheit but still warm and the chance of rain is only moderate.

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from United States is in March. Flight prices, which tend to average around $220, 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 United States averaging around $278.

Is there an alternative airport near Philadelphia?

Finding an alternative and possibly cheaper destination airport near Philadelphia is possible. If you are planning a flight to Philadelphia, consider booking flights to Philadelphia Airport (7 mi from Philadelphia city center), Trenton-Mercer Airport (29 mi from Philadelphia city center), Greater Wilmington Airport (31 mi from Philadelphia city center), Atlantic City Airport (46 mi from Philadelphia city center) or Newark Airport (73 mi from Philadelphia city center).

Is there a cheaper alternative to flying into Philadelphia?

You can find deals at Trenton-Mercer Airport for $123 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Philadelphia Airport?

Prices for flights to Philadelphia Airport are updated daily.

How many operators does momondo search for flights to Philadelphia Airport?

How old do you have to be to fly to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
Cherry Hill
King of Prussia
Newark
Dewey Beach
Reading
Avalon
North Wildwood
Dover
Lewes
Stone Harbor
Essington
Vineland
New Castle
Elkton
Somers Point

Why use momondo?

Why should I use momondo to find a flight deal to Philadelphia?

Finding the right flight to Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Philadelphia quick and easy, saving you time and money.

Can I find flights to Philadelphia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Philadelphia with this policy.

How can momondo help me find flights to Philadelphia?

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 filter your options to help you make an informed choice when booking flights to Philadelphia.

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

Price alerts on flights to Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 4/4
Sat 4/11

Find better results for your trip to Philadelphia