The flight time from Seattle to Philadelphia is 5 hours, 1 minute. See Data as Tables

Average Timeline

Leaves SEA Seattle, WA 2 minutes early.
19 minutes taxiing out
4 hours, 32 minutes in the air
7 minutes taxiing in
Arrives PHL Philadelphia, PA 10 minutes early.

Flight Reliability By Airline ?

Alaska
89%
American
80%
Cancelled
Delayed*
Normal

Flight Summary

The flight time from Seattle to Philadelphia is 5 hours, 1 minute. The time spent in the air is 4 hours, 32 minutes.

The flight distance from Seattle to Philadelphia is 2378 Miles.

Reverse Journey

Philadelphia to Seattle
6 hours, 1 minute

Flight Time By Airline ?

Alaska
4h 59m
American
5h 3m
Taxiing Out
Air Time
Taxiing In

Flight Time by Time of Day ?

12AM06AM12PM06PM1h2h3h4h5h
Taxiing Out
Air Time
Taxiing In

Flights By Time of Day ?
(Average)

12AM06AM12PM06PM0.00.51.01.52.0

Flights Per Week

24

Distance

2378 Miles

Flights By Month ?

JFMAMJJASOND050100150

Flights By Day of Week ?
(Average)

MonTueWedThuFriSatSun01234

Flights By Airline ?
(Per Week)

American
13
Alaska
10

Frequently Asked Questions

How far is Seattle from Philadelphia by plane?

The distance from Seattle to Philadelphia by plane is 2378 Miles. This is the air distance on the most direct route taken by the vast majority of flights.

How long is the flight from Seattle to Philadelphia?

The flight time from Seattle to Philadelphia is 5 hours, 1 minute. The time spent in the air is 4 hours, 32 minutes. These numbers are averages. In reality, it varies by airline with Alaska being the fastest taking 4 hours, 59 minutes, and American the slowest taking 5 hours, 3 minutes.

What airlines fly from Seattle to Philadelphia?

American and Alaska are the airlines with direct flights from Seattle to Philadelphia.

Does Southwest fly from Seattle to Philadelphia?

Southwest does not fly from Seattle (SEA) to Philadelphia (PHL). Keep in mind that Southwest may fly to other nearby airports, as they will often fly into smaller airpors instead of larger ones. This is because the costs are often lower to fly into smaller airports, and they pass the savings on to you.

Tables and Explanations

Data Source

Our information is computed from the latest available data from the US Department of Transportation.

Average Timeline Timeline Chart

The average timeline contains the median time a flight spends in 3 stages. The first of these three stages is taxiing out which includes the time from the flight leaving the gate to taking off. The second stage is in the air, which includes the time spent from the flight leaving the ground to touching back down at the end of it's journey. The last stage is taxiing in, which is from when the flight touches down to the flight arriving at it's gate.

The average timeline also estimates on average of when the flight will leave and arrive relative to it's stated departure time.

Leaves Seattle 2 minutes early
Taxi Out Time 19 minutes
In the Air 272 minutes
Taxiing In 7 minutes
Arrives Philadelphia 10 minutes early

Flight Reliability Reliability Chart

The reliability of an airline measures how often the airline's flights on this route are cancelled or delayed more than 20 minutes. For example, from Seattle to Philadelphia, Alaska is 89% reliable, which means that Alaska flights are on time 89% of the time, and cancelled or delayed the remaining time.

Airline Normal Flights Arrival Delayed* Flight Cancelled
Alaska 89% 11% 0%
American 80% 17% 3%

Flight Time By Airline Flight Time By Airline Chart

Each airline takes a different amount of time to fly between Seattle and Philadelphia, this is due to different operational factors on the ground, as well as scheduling of planes. Each airline's flight time is split into three stages which are described above in the "Average Timeline" section. There are also miscellaneous operational issues which are included in the below total but are not accounted for in one of the three stages.

Airline Taxiing Out
(minutes)
In the Air
(minutes)
Taxiing In
(minutes)
Total
(minutes)
Alaska 18 272 6 299
American 21 272 7 303

Flights By Time of Day Flight Time By Day Chart

This one is pretty self explanatory, it represents the number of flights that leave the gate in a given hour of the day. The tricky thing here is that this is normally not a whole number since it is an average over 52 weeks. Partial numbers may indicate that a flight may be seasonal or may take off at different times due to different operational factors.

Time Count
11am 0.24
9pm 0.34
7am 1.16
11pm 0.01
12pm 0.51
10pm 0.97
8am 0.15

Flights By Month Flights By Month Chart

The quantity of flights from Seattle to Philadelphia that take off in a given month of the year. This number changes because some flights are seasonal, and almost all flights have uneven demand througout the year.

Month Count
January 51
February 50
March 62
April 76
May 116
June 140
July 150
August 148
September 121
October 121
November 114
December 104

Flights By Day Of Week Flights By Day of Week Chart

The quantity of flights from Seattle to Philadelphia that take off on a given day of the week. Some routes only have enough demand to sustain a few trips a week, while others have many flights a day. This number is also an average across the year, and hence may not be a whole number.

Day Count
Monday 3.62
Tuesday 3.42
Wednesday 3.31
Thursday 3.5
Friday 3.62
Saturday 3.06
Sunday 3.58

Flight per Airline (per Week) Flights By Airline Chart

How many times an airline flies this route in a week. Different factors play into how often a carrier chooses to fly a given route including it's need to connect disparate routes, and demand.

Airline Flights per Week
American 0
Alaska 0

Flight Time By Time of Day Flight Time by Time of Day Chart

The total flight time varies by each hour of the day due to factors such as airport traffic. More flights leaving an airport may cause higher taxi in or taxi out times. See the description of the average timeline above for a deeper discussion of each of these times.

Time Taxi Out
(minutes)
In the Air
(minutes)
Taxi In
(minutes)
Total
(minutes)
11am 25 272 7 306
9pm 18 264 6 291
7am 18 274 6 302
11pm 14 297 5 316
12pm 26 273 7 310
10pm 17 269 7 296
8am 31 273 8 316
* Delayed more than 20 minutes.
All data above is a median or mean as appropriate.