Helping travelers to find the best flight offers
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Seattle to Philadelphia:
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We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Looking for cheap flights from Seattle to Philadelphia? Look no further! Our air tickets search website offers great deals on flights from Seattle (United States) to Philadelphia (United States). Save big on your next trip by exploring our wide range of affordable options. Whether you're planning a family vacation or a business trip, our user-friendly platform allows you to compare prices from various airlines, ensuring you find the best deal that suits your budget. Don't miss out on the opportunity to experience the vibrant city of Philadelphia, known for its rich history, iconic landmarks, and delicious food. Book your Seattle to Philadelphia flight today and enjoy a hassle-free travel experience with us. Start your search now and secure the cheapest air tickets!
The cheapest one-way flight from Seattle to Philadelphia departs on 12/15/2025, is operated by Frontier Airlines and costs $127
The cheapest roundtrip flight from Seattle to Philadelphia departs on 12/14/2025, is operated by Frontier Airlines and costs $343
Fastest flight from Seattle to Philadelphia takes 8h 7m
There are no direct flights on this route.
The distance between Seattle and Philadelphia is 3819km (2368 miles). There are 40 direct flights from Seattle to Philadelphia. The time difference between Seattle and Philadelphia is 3h. Flights from Seattle begin at 9:44 AM. The latest flight from Seattle departs at 10:59 PM
The Seattle — Philadelphia route is served by a wide range of airlines: 4 in total, including Alaska Airlines, American Airlines, Frontier Airlines, and Sun Country Airlines. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $127. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
Starting at $292
Starting at $355
Starting at $127
Starting at $228
Are you planning a trip from Seattle to Philadelphia? Look no further! Our air ticket search website has got you covered. Unfortunately, there are no direct flights available for this route. However, worry not! There are several alternative routes with transfers that you can take to reach your destination. One possible option is to fly with a transfer in Chicago. Many airlines offer connecting flights from Seattle to Chicago, and from there, you can catch a connecting flight to Philadelphia. Another alternative is to consider a transfer in Denver, where you can find flights connecting Seattle to Philadelphia. While direct flights may not be available, these alternative routes provide convenient options for your journey. Use our website to search and compare airfares to find the best deals for your Seattle to Philadelphia trip. Bon voyage!
Seattle — Philadelphia
12/13/2025
Departure
Direct flight
AS6840
Starting at $307
Seattle — Philadelphia
12/15/2025
Departure
Direct flight
AS371
Starting at $292
Seattle — Philadelphia
12/15/2025
Departure
Direct flight
AS442
Starting at $375
Seattle — Philadelphia
12/17/2025
Departure
Direct flight
AS6840
Starting at $336
Seattle — Philadelphia
12/19/2025
Departure
Direct flight
AA2361
Starting at $412
Seattle — Philadelphia
12/19/2025
Departure
Direct flight
AS442
Starting at $726
Seattle — Philadelphia
12/20/2025
Departure
Direct flight
AS6840
Starting at $1,279
Seattle — Philadelphia
12/22/2025
Departure
Direct flight
AA2361
Starting at $480
Seattle — Philadelphia
12/23/2025
Departure
Direct flight
AA2361
Starting at $355
Unable to find information about the schedule of direct flights from
Philadelphia, the City of Brotherly Love, is served by two major airports, offering travelers various options for their arrival. Firstly, Philadelphia International Airport (PHL) is the primary gateway to the city. Boasting a wide range of international and domestic flights, PHL offers convenient connections with prestigious airlines like American Airlines and Delta Air Lines. However, due to its popularity, travelers might experience longer waiting times during peak hours. Alternatively, travelers can opt for the smaller and less crowded Philadelphia Northeast Airport (PNE). Although it primarily serves general aviation and private aircraft, it offers a unique advantage in terms of accessibility. Located just 13 miles from the city center, PNE allows for quicker transfers, reducing travel time and costs for passengers. While it may not have the same prestige as PHL, PNE provides a hassle-free experience for those seeking convenience. Regardless of the airport chosen, both offer a range of ground transportation options to reach downtown Philadelphia. PHL provides convenient access to the SEPTA Regional Rail Line, connecting passengers to the city within 30 minutes. Moreover, various shuttle services and taxis are readily available. On the other hand, PNE provides easy access to major highways, allowing travelers to reach the city swiftly by car or taxi. In conclusion, Philadelphia's airports provide a mix of benefits and downsides for arriving travelers. While Philadelphia International Airport offers a wide range of flights and connections with prestigious airlines, it may be subject to longer waiting times during busy periods. However, the smaller Philadelphia Northeast Airport provides a quicker and more accessible option, minimizing travel time and costs. In either case, travelers can enjoy a host of ground transportation options to reach the vibrant city of Philadelphia efficiently. Book your air tickets now and experience the charm of the City of Brotherly Love.
We couldn't find any special offers for flights from Seattle to Philadelphia
The cheapest flight ticket from Seattle to Philadelphia according to data for the last 48 hours costs $127
Often the best time to buy tickets from Seattle to Philadelphia is 2 months before departure.
The fastest flights from Seattle to Philadelphia start from 8 hours 7 minutes in the air.
The following airlines operate direct flights on the route Seattle — Philadelphia: Alaska Airlines, American Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Seattle to Philadelphia