Philadelphia, PA PHL to Seattle, WA SEA flight with American Airlines

Fri, Mar 20
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Journey information

Overview: Philadelphia, PA to Seattle, WA flight

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Flights from Philadelphia, PA to Seattle, WA depart on average 38 times per day, taking around 6h 16m. Cheap flight tickets for this journey start at $123 (€100) if you book in advance.

There are 3 flights per day. The earliest flight runs at 00:05, the last at 23:58. The fastest flight covers the 2373 miles (3819 km) distance in 6h 13m. December is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
2373 miles (3819 km)
Average flight duration
6h 16m
Cheapest ticket price
$123 (€100)
Flights per day
38
Direct flights
3
Fastest flight
6h 13m
Cheapest month
December
First flight
00:05
Last flight
23:58
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

The cheapest and fastest flights from Philadelphia, PA to Seattle, WA

Showing times and prices for Mar 21

Cheapest price

$158

Average price

$378

Fastest journey

6 h 17 m

Average duration

7 h 22 m

Flights per day

5

Distance

3819 km

Cheap tickets

The best way to find a cheap flight ticket from Philadelphia, PA to Seattle, WA is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Philadelphia, PA to Seattle, WA will cost around $378 if you buy it on the day, but the cheapest tickets can be found for only $158.

Fast flights

Of the 5 flights that leave Philadelphia, PA for Seattle, WA onSat, Mar 21, 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Sat, Mar 21 the direct flights cover the 3819 km distance in an average of 7 h 22 m but if you time it right, some flights will get you there in just 6 h 17 m .

On Sat, Mar 21 the longest flights will take 9 h 34 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

American Airlines
11:40PM6h19
Philadelphia, PA
05:59AMSeattle, WA
$1581One-way
0 transfers
American Airlines
11:45PM6h19
Philadelphia, PA
06:04AMSeattle, WA
$3701One-way
0 transfers
American Airlines
05:28PM12h52
Philadelphia, PA
06:20AMSeattle, WA
$3751One-way
0 transfers
United
11:25PM9h34
Philadelphia, PA
08:59AMSeattle, WA
$4441One-way
0 transfers
American Airlines
11:50PM6h17
Philadelphia, PA
06:07AMSeattle, WA
$5451One-way
0 transfers

Travel Information

Compare bus, train, and flight for Philadelphia, PA to Seattle, WA

Omio recommends booking the train as it is the most popular option from Philadelphia, PA to Seattle, WA among Omio's users. If you are prioritising price take the bus with prices starting from $146. For those with little time consider booking a flight which can get you there in 6h 16m. The ticket price range depends on the travel mode: a bus costs an average of $146, and a train costs an average of $340.

Distance: 2373 miles (3819 km)

Compare flight with

Flight
Most popular
Train
Bus

$470

Average price

$550

Average price

$396

Average price

Cheapest

9h 16m

Average total duration

Fastest

6h 16m

Onboard

+

3h 0m

Additional time*

73h 49m

Average total duration

73h 19m

Onboard

+

30m

Additional time*

69h 21m

Average total duration

68h 51m

Onboard

+

30m

Additional time*

Alaska Airlines

Most popular airline

Amtrak

Most popular train company

Greyhound

Most popular bus company

Direct Options

Direct Options

Direct Options

Live departures

Philadelphia, PA to Seattle, WA flight times

The table below shows live departures for Philadelphia, PA to Seattle, WA flights for today, Friday, March 20. You can also manually refresh the results below to see updated flight journeys.

Last updated at 9:25 AM
ProviderDepartsDurationArrivesTransfers
Tickets
unitedUA584 · UA3669:45 AM Philadelphia International Airport
10h22
8:07 PM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1449 · AA115810:00 AM Philadelphia International Airport
9h51
7:51 PM Seattle-Tacoma International Airport1 transfer
unitedUA321 · UA1049 · UA142410:30 AM Philadelphia International Airport
10h16
8:46 PM Seattle-Tacoma International Airport2 transfers
unitedUA321 · UA530 · UA587310:30 AM Philadelphia International Airport
12h20
10:50 PM Seattle-Tacoma International Airport2 transfers
unitedUA321 · UA209910:30 AM Philadelphia International Airport
8h19
6:49 PM Seattle-Tacoma International Airport1 transfer
unitedUA321 · UA343 · UA149810:30 AM Philadelphia International Airport
12h44
11:14 PM Seattle-Tacoma International Airport2 transfers
american_airlinesAA2135 · AA72711:00 AM Philadelphia International Airport
11h57
10:57 PM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1308 · AA323511:05 AM Philadelphia International Airport
9h47
8:52 PM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1885 · AA239811:14 AM Philadelphia International Airport
8h33
7:47 PM Seattle-Tacoma International Airport1 transfer
unitedUA2383 · UA142412:00 PM Philadelphia International Airport
8h46
8:46 PM Seattle-Tacoma International Airport1 transfer
unitedUA1834 · UA1363 · UA562412:00 PM Philadelphia International Airport
14h28
2:28 AM Seattle-Tacoma International Airport2 transfers
unitedUA1834 · UA543 · UA227912:00 PM Philadelphia International Airport
13h32
1:32 AM Seattle-Tacoma International Airport2 transfers
american_airlinesAA2731 · AA72712:30 PM Philadelphia International Airport
10h27
10:57 PM Seattle-Tacoma International Airport1 transfer
unitedUA1973 · UA149812:46 PM Philadelphia International Airport
10h28
11:14 PM Seattle-Tacoma International Airport1 transfer
unitedUA1973 · UA227912:46 PM Philadelphia International Airport
12h46
1:32 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA824+skywest_airlinesAA64811:28 PM Philadelphia International Airport
12h25
1:53 AM Seattle-Tacoma International Airport1 transfer
unitedUA1811 · UA1363 · UA56241:55 PM Philadelphia International Airport
12h33
2:28 AM Seattle-Tacoma International Airport2 transfers
american_airlinesAA2102+envoy_airAA42912:25 PM Philadelphia International Airport
10h27
12:52 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1969 · AA4172:35 PM Philadelphia International Airport
11h39
2:14 AM Seattle-Tacoma International Airport1 transfer
unitedUA4603 · UA14342:35 PM Philadelphia International Airport
13h23
3:58 AM Seattle-Tacoma International Airport1 transfer
unitedUA4603 · UA1587 · UA20132:35 PM Philadelphia International Airport
10h29
1:04 AM Seattle-Tacoma International Airport2 transfers
unitedUA4603 · UA431 · UA4862:35 PM Philadelphia International Airport
13h39
4:14 AM Seattle-Tacoma International Airport2 transfers
american_airlinesAA2408+skywest_airlinesAA64812:45 PM Philadelphia International Airport
11h08
1:53 AM Seattle-Tacoma International Airport1 transfer
unitedUA1909 · UA2649 · UA4864:15 PM Philadelphia International Airport
11h59
4:14 AM Seattle-Tacoma International Airport2 transfers
unitedUA1909 · UA2347 · UA4864:15 PM Philadelphia International Airport
11h59
4:14 AM Seattle-Tacoma International Airport2 transfers
unitedUA1909 · UA1577 · UA14344:15 PM Philadelphia International Airport
11h43
3:58 AM Seattle-Tacoma International Airport2 transfers
unitedUA1909 · UA18014:15 PM Philadelphia International Airport
9h48
2:03 AM Seattle-Tacoma International Airport1 transfer
unitedUA2038 · UA24564:45 PM Philadelphia International Airport
13h14
5:59 AM Seattle-Tacoma International Airport1 transfer
unitedUA2038 · UA6834:45 PM Philadelphia International Airport
9h40
2:25 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA2921 · AA12414:55 PM Philadelphia International Airport
11h21
4:16 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA2921 · AA11784:55 PM Philadelphia International Airport
9h34
2:29 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1850+envoy_airAA38565:40 PM Philadelphia International Airport
9h48
3:28 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA3208 · AA31415:46 PM Philadelphia International Airport
10h22
4:08 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA3208 · AA4175:46 PM Philadelphia International Airport
8h28
2:14 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA3023 · AA12416:00 PM Philadelphia International Airport
10h16
4:16 AM Seattle-Tacoma International Airport1 transfer
unitedUA4472 · UA2497 · UA22116:52 PM Philadelphia International Airport
10h53
5:45 AM Seattle-Tacoma International Airport2 transfers
unitedUA4472 · UA599 · UA26516:52 PM Philadelphia International Airport
11h07
5:59 AM Seattle-Tacoma International Airport2 transfers
unitedUA4472 · UA13036:52 PM Philadelphia International Airport
9h04
3:56 AM Seattle-Tacoma International Airport1 transfer
unitedUA4472 · UA1757 · UA55796:52 PM Philadelphia International Airport
13h07
7:59 AM Seattle-Tacoma International Airport2 transfers
unitedUA2093 · UA26517:30 PM Philadelphia International Airport
10h29
5:59 AM Seattle-Tacoma International Airport1 transfer
unitedUA2093 · UA4867:30 PM Philadelphia International Airport
8h44
4:14 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA3012 · AA31417:35 PM Philadelphia International Airport
8h33
4:08 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA2359 · AA26477:54 PM Philadelphia International Airport
12h01
7:55 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA2359 · AA30757:54 PM Philadelphia International Airport
10h15
6:09 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1126 · AA31428:33 PM Philadelphia International Airport
10h51
7:24 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA1126 · AA29828:33 PM Philadelphia International Airport
9h40
6:13 AM Seattle-Tacoma International Airport1 transfer
unitedUA308 · UA22119:10 PM Philadelphia International Airport
8h35
5:45 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA3059 · AA26479:17 PM Philadelphia International Airport
10h38
7:55 AM Seattle-Tacoma International Airport1 transfer
unitedUA1575 · UA557910:20 PM Philadelphia International Airport
9h39
7:59 AM Seattle-Tacoma International Airport1 transfer
american_airlinesAA236110:35 PM Philadelphia International Airport
6h22
4:57 AM Seattle-Tacoma International Airport0 transfersDirect
american_airlinesAA3010 · AA264710:40 PM Philadelphia International Airport
9h15
7:55 AM Seattle-Tacoma International Airport1 transfer

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets Philadelphia, PA to Seattle, WA by bus, train, or flight

Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

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Mar 21
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Mar 22
Mon
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Tue
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Wed
Mar 25
Thu
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Fri
Mar 27

Why should you book Philadelphia, PA to Seattle, WA flights with Omio?

American Airlines as well as Alaska Airlines offer flights services from Philadelphia, PA to Seattle, WA.
Omio is an official ticket reseller for all your travel options from Philadelphia, PA to Seattle, WA.

Why book with Omio vs American Airlines?

  • Compare with other providers: On Omio, you can not only buy tickets for American Airlines, but also compare tickets for the likes of Alaska Airlines to find the best option for your trip from Philadelphia, PA to Seattle, WA.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare American Airlines with all available travel options, which are bus, train and flight to ensure you get the best deal for traveling from Philadelphia, PA to Seattle, WA.

Why book with Omio over Trip, Edreams or Skyscanner?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Alaska Airlines to find the best option for your trip from Philadelphia, PA to Seattle, WA.
  • Multiple modes of transport: Omio allows you to compare travel options including bus, train and flight to find the ideal travel option from Philadelphia, PA to Seattle, WA.

Airlines: American Airlines, Alaska Airlines from Philadelphia, PA to Seattle, WAFind the best flights between Philadelphia, PA to Seattle, WA with Omio's travel partners American Airlines, Alaska Airlines from $123 (€100). We can find you the best deals, schedules and tickets when comparing and booking the best trip.

American Airlines

About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
6h 15m
Cheapest Price
$123 (€100)
American Airlines frequency
22 a day
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Entertaiment on board

Alaska Airlines

About
Alaska Airlines, headquartered in SeaTac, Washington, is a major U.S. airline and the fifth-largest in North America by scheduled passengers carried as of 2024. Along with its regional partners, Horizon Air and SkyWest Airlines, Alaska Airlines operates a route network primarily connecting cities along the West Coast of the United States, including Alaska and Hawaii, to over 100 destinations in the contiguous U.S., the Bahamas, Belize, Canada, Costa Rica, Guatemala, and Mexico. The airline is a member of the Oneworld alliance, offering passengers access to a broad global network. Alaska Airlines is known for its customer service and loyalty program, Mileage Plan, and offers First Class, Premium Class, and Main Cabin seating options. The airline's primary hub is Seattle-Tacoma International Airport. In 2024, its parent company, Alaska Air Group, acquired Hawaiian Airlines.
Luggage & cancellation policy
Average Duration
6h 13m
Cheapest Price
$469 (€381)
Alaska Airlines frequency
2 a day
Luggage included
1 carry-on bag (22 x 14 x 9) and 1 personal item included
Additional luggage
Checked bags fees start at $30 for first bag, $40 for second bag
Cancellation Policy
Saver fares are non-refundable. Main and First Class fares are refundable with fee, depending on fare type and elite status
Pregnant on board
Passengers can fly up to 36 weeks pregnant. After 28 weeks, medical certificate required
Unaccompagned minor
Unaccompanied minor service available for children ages 5-17. Service fee is $50 per direction on nonstop flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Alaska Airlines provides wheelchair assistance and special services for passengers with disabilities, including meet-and-assist services and accessible seating
Pets
Pets allowed in cabin and cargo hold. Service animals welcome. Fees apply for pets in cabin ($100)
Entertaiment on board

FAQs: Philadelphia, PA to Seattle, WA Flight

Find answers to the most common questions about traveling from Philadelphia, PA to Seattle, WA by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Seattle, WA, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from Philadelphia, PA to Seattle, WA can start from as little as $123 (€100) when you book in advance. The average flight ticket price for Philadelphia, PA to Seattle, WA is $470 (€382) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Philadelphia, PA to Seattle, WA is 6h 13m to travel the 2373 miles (3819 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Philadelphia, PA to Seattle, WA leaves at 12:05 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Philadelphia, PA to Seattle, WA leaves at 11:58 PM.
Yes, there are 3 direct flights a day from Philadelphia, PA to Seattle, WA with American Airlines, Alaska Airlines. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Philadelphia, PA to Seattle, WA, you can count on American Airlines, Alaska Airlines for the best way to get you to Seattle, WA. You can also check all possible airlines who offer a service between Philadelphia, PA and Seattle, WA and compare the amenities they offer before buying a plane ticket.
Flights from Philadelphia, PA to Seattle, WA generally leave from Philadelphia International Airport and arrive in Seattle-Tacoma International Airport.Philadelphia International Airport is 1 miles (3 km) away from Philadelphia, PA city centre and Seattle-Tacoma International Airport is from Seattle, WA city centre.
The cheapest month for a flight from Philadelphia, PA to Seattle, WA is December.
It's helpful to compare your options as there are 3 ways to travel between Philadelphia, PA and Seattle, WA including taking a bus, train, and flight.
Since neither Philadelphia, PA nor Seattle, WA are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 3 h between Philadelphia, PA and Seattle, WA all year round.
The best events to attend in Seattle, WA include:
  • Seafair, a summer festival featuring hydroplane races, parades, and cultural events
  • Seattle International Film Festival, one of the largest film festivals in the U.S. showcasing independent films
  • Bumbershoot, an annual music and arts festival held over Labor Day weekend
  • Seattle Pride Parade, a celebration of LGBTQ+ pride with a colorful parade through downtown.
The best holidays to experience in Seattle, WA include:
  • Independence Day, fireworks and celebrations marking the nation's birthday
  • Thanksgiving, a time for family gatherings and seasonal festivities
  • Christmas, holiday lights and decorations creating a festive atmosphere
  • New Year's Eve, lively celebrations welcoming the new year with fireworks and events.
The best season to visit Seattle, WA is Spring or Fall. The best weather to explore Seattle, WA is during April-June or September-November.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.

popular airports

Popular airports from Philadelphia, PA to Seattle, WA

Philadelphia
Seattle
The major airport for departures in Philadelphia is Philadelphia International Airport. Find all the information you need to know about services, amenities and connections at Philadelphia International Airport for your trip from Philadelphia to Seattle.
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
HotelHotel
ShowerShower
LoungeLounge
Lost and Found OfficeLost and Found Office
Car RentalCar Rental
information
ticketOfficeHours
Distance to city center
3 km
carConnection
Car connection
I-95, Exit 12B
Wifi
Wifi
  • Free Wi-Fi available throughout the airport.
Shopping
Shopping
  • Shops in terminals A-F, including duty-free and local Philadelphia shops.
Parking
Parking
  • Parking available in garages and economy lot, approximately 3.8€ ($4) per hour.
Dining
Dining
  • Various restaurants in terminals A-F, including fast food and sit-down options like Chickie's & Pete's and Legal Sea Foods
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Elevators, ramps, assistance
WC
WC
  • Available throughout the airport.
Hotel
Hotel
  • Hotels nearby, such as Philadelphia Airport Marriott connected to terminal B.
Shower
Shower
  • Showers available in some lounges, access may require lounge entry fee.
Lounge
Lounge
  • Lounges available, including American Airlines Admirals Club and Delta Sky Club.
Lost and Found Office
Lost and Found Office
  • Lost and Found located in terminal D.
Car Rental
Car Rental
  • Car rental services available at the airport, with companies like Hertz and Avis
Public transit options for Philadelphia International Airport
  • SEPTA Airport Line, Philadelphia Intertiol Airport Station, 7 miles

Most popular flights to and from Seattle, WA and Philadelphia, PA

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