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Cheap flights from Philadelphia

We are watching 86 routes out of Philadelphia. The cheapest fare we can vouch for today is €32, and for each one we say whether today is a good moment or you should wait.

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Where to fly from Philadelphia

Philadelphia → Tampa

Allegiant Air Based on 275 observations ✈ Direct

Philadelphia → Atlanta

Frontier Airlines Based on 201 observations ✈ Direct

Philadelphia → San Juan

Frontier Airlines Based on 478 observations ✈ Direct

Philadelphia → Miami

Frontier Airlines Based on 312 observations ✈ Direct

Philadelphia → Raleigh/Durham

Frontier Airlines Based on 47 observations ✈ Direct

Philadelphia → Dallas-Fort Worth

Frontier Airlines Based on 55 observations 1 stop

Philadelphia → Chicago

Frontier Airlines Based on 229 observations ✈ Direct

Philadelphia → Fort Lauderdale

Frontier Airlines Based on 283 observations ✈ Direct

Philadelphia → Wilmington

American Airlines Based on 16 observations ✈ Direct

Philadelphia → Charlotte

Frontier Airlines Based on 81 observations ✈ Direct

Philadelphia → Houston

Frontier Airlines Based on 46 observations 1 stop

Philadelphia → Boston

American Airlines Based on 146 observations ✈ Direct

Philadelphia → Washington

American Airlines Based on 67 observations ✈ Direct

Philadelphia → Pittsburgh

American Airlines Based on 47 observations ✈ Direct

Philadelphia → Columbus

American Airlines Based on 33 observations ✈ Direct

Philadelphia → Greensboro

American Airlines Based on 22 observations ✈ Direct

Philadelphia → Syracuse

American Airlines Based on 23 observations ✈ Direct

Philadelphia → Richmond

American Airlines Based on 20 observations ✈ Direct

Philadelphia → Cincinnati / Covington

American Airlines Based on 30 observations ✈ Direct

Philadelphia → West Palm Beach

Frontier Airlines Based on 36 observations ✈ Direct

Philadelphia → Indianapolis

Frontier Airlines Based on 27 observations 1 stop

Philadelphia → Punta Cana

Frontier Airlines Based on 81 observations 1 stop

Philadelphia → New Orleans

Frontier Airlines Based on 95 observations 1 stop

Philadelphia → San Francisco

Frontier Airlines Based on 128 observations 2 stops

Philadelphia → Charleston

Breeze Airways Based on 26 observations ✈ Direct

Philadelphia → El Paso

Frontier Airlines Based on 25 observations 1 stop

Philadelphia → Asheville

Allegiant Air Based on 30 observations 1 stop

Philadelphia → Los Angeles

Frontier Airlines Based on 201 observations 1 stop

Philadelphia → Norfolk

Frontier Airlines Based on 37 observations 1 stop

Philadelphia → New York

Frontier Airlines Based on 148 observations 1 stop

Philadelphia → Phoenix

Frontier Airlines Based on 71 observations 1 stop

Philadelphia → Nashville

Frontier Airlines Based on 40 observations 1 stop

Philadelphia → Myrtle Beach

Frontier Airlines Based on 15 observations 2 stops

Philadelphia → Key West

Frontier Airlines Based on 73 observations 1 stop

Philadelphia → Santiago

American Airlines Based on 73 observations 1 stop

Philadelphia → Querétaro

Aeromexico Based on 28 observations 1 stop

Philadelphia → San Diego

Southwest Airlines Based on 28 observations ✈ Direct

Philadelphia → Des Moines

Southwest Airlines Based on 13 observations 2 stops

Philadelphia → Baltimore

Frontier Airlines Based on 43 observations 1 stop

Philadelphia → New Haven

Frontier Airlines Based on 15 observations 1 stop

Philadelphia → Minneapolis

American Airlines Based on 54 observations ✈ Direct

Philadelphia → Ontario

Frontier Airlines Based on 161 observations 1 stop

Philadelphia → Santo Domingo

jetBlue Based on 84 observations 1 stop

Philadelphia → Hartford

Frontier Airlines Based on 40 observations 1 stop

Philadelphia → Silao

American Airlines Based on 18 observations 1 stop

Philadelphia → Akron

Frontier Airlines Based on 34 observations 2 stops

Philadelphia → Oakland

Frontier Airlines Based on 50 observations 2 stops

Philadelphia → Las Vegas

Allegiant Air Based on 145 observations 1 stop

Philadelphia → Cancún

jetBlue Based on 38 observations 1 stop

Philadelphia → Louisville

Frontier Airlines Based on 10 observations 1 stop

Philadelphia → Montego Bay

Frontier Airlines Based on 88 observations 1 stop

Philadelphia → Lubbock

American Airlines Based on 56 observations 1 stop

Philadelphia → Newburgh

Frontier Airlines Based on 40 observations 1 stop

Philadelphia → Buffalo

Frontier Airlines Based on 30 observations 1 stop

Philadelphia → San Jose

Southwest Airlines Based on 62 observations 1 stop

Philadelphia → Salt Lake City

Frontier Airlines Based on 21 observations 1 stop

Philadelphia → Providence/Warwick

Frontier Airlines Based on 39 observations 1 stop

Philadelphia → Islip

Frontier Airlines Based on 19 observations 1 stop

Philadelphia → Guatemala City

United Airlines Based on 17 observations 1 stop

Philadelphia → Seattle

American Airlines Based on 45 observations ✈ Direct

Booking tips from our fare data

How far in advance should you book a flight?: Book 1–1.5 months before departure. Tracking the same flights at every lead time (94,914 flights on 19,442 routes, 2026-06-14 to 2026-11-04), that window had the smallest average premium over each flight's lowest fare: +16.8%, against +49.3% in the last 3 days.
What is the cheapest day of the week to fly?: Wednesday. Comparing each fare with the median of its own route, Wednesday departures were +3.4% and Tuesday +4.2%, while Friday was the dearest at +10.6%. Weekend departures cost more than midweek ones.
What is the cheapest month to fly?: November 2026. Comparing each route's fares month by month (booked 8–60 days ahead), November 2026 departures were -1.1% against the route's own median, while January 2027 was the dearest at +17.5%. Covers September 2026, October 2026, November 2026, December 2026, January 2027; fares observed 2026-06-14 to 2026-11-04.

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