Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise 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 Philadelphia to Seattle
Cheap return flights
Cheap one-way flights
See travel insights to Seattle from
How to get the cheapest flight ticket from Philadelphia to Seattle
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 cheapest month to fly to Seattle?
The cheapest month to fly to Seattle from Philadelphia is in April. Flight prices, which tend to average around R6 804, are often lower during this time because this is during the off-season. If you aren’t able to travel to Seattle during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of R7 061.
What is the cheapest Philadelphia to Seattle/Tacoma Intl flight route?
Fly from Philadelphia to Seattle/Tacoma Intl for the best Philadelphia - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Philadelphia when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around R8 007 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Philadelphia for as low as R7 153 on momondo.
What cabin class options are available on Philadelphia to Seattle/Tacoma Intl flights?
There are 1 cabin classes available to choose from on Philadelphia to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
When to book flights from Philadelphia to Seattle
Cheap Philadelphia to Seattle (PHL to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Seattle
How far is Philadelphia to Seattle/Tacoma Intl by plane?
The straight-line distance from Philadelphia to Seattle/Tacoma Intl is 3817,8 km.
When did momondo last update prices for flights from Philadelphia Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Philadelphia Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Philadelphia Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl 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 licence, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl 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 Philadelphia to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Philadelphia to Seattle is Boeing 737-900 Passenger/BBJ3 (winglets) (37,38% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (16,44%), Airbus A321neo (12,52%), and Boeing 737 MAX 9 (12,13%).
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Philadelphia to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Philadelphia.
Can I find flights from Philadelphia to Seattle with flexible booking policies on momondo?
Flights from Philadelphia to Seattle 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 Philadelphia to Seattle?
momondo helps you find the best flight between Philadelphia and Seattle 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 Philadelphia to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Philadelphia to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.