HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$64+ Cheap flights from Pennsylvania to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SEA
Nov 10 — Nov 171
1 adult
Sun 11/10
Sun 11/17
We work with more than 300 partners to bring you better travel deals

...and more

Find cheap flights from Pennsylvania to Seattle with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Pennsylvania to Seattle

Cheapest flights from Pennsylvania to Seattle
Explore the most affordable flight options available from Pennsylvania to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/105:07 pmPIT - SEA
1 stop8h 18mDelta
Tue 12/175:30 amSEA - PIT
1 stop8h 25mDelta
Deal found 11/5$236
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/104:46 pmPIT - SEA
1 stop9h 04mUnited Airlines
Tue 12/176:25 amSEA - PIT
2 stops11h 28mUnited Airlines
Deal found 11/5$237
This CheapOair deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1912:29 pmLGA - SEA
1 stop21h 46mFrontier
Sat 11/2310:40 amSEA - LGA
1 stop8h 29mFrontier
Deal found 11/4$238
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/74:00 pmJFK - SEA
Nonstop6h 30mMultiple Airlines
Sun 12/151:40 pmSEA - JFK
1 stop13h 50mMultiple Airlines
Deal found 11/4$242
This FareScan deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/39:29 pmLGA - SEA
3 stops29h 41mSpirit Airlines
Mon 12/99:21 pmSEA - LGA
2 stops34h 39mSpirit Airlines
Deal found 11/5$242
This CheapOair deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1210:59 pmLGA - SEA
1 stop17h 35mMultiple Airlines
Tue 12/174:00 pmSEA - LGA
2 stops18h 00mMultiple Airlines
Deal found 11/5$243
This CheapOair deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:59 amJFK - SEA
1 stop27h 58mFrontier
Sun 12/81:40 pmSEA - JFK
1 stop13h 50mFrontier
Deal found 11/5$244
This Cheapflightsfares deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/710:26 amEWR - SEA
1 stop16h 44mSpirit Airlines
Mon 12/99:21 pmSEA - EWR
1 stop16h 19mSpirit Airlines
Deal found 11/4$246
This Alaska Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/207:02 amEWR - SEA
Nonstop6h 16mAlaska Airlines
Mon 11/258:27 amSEA - EWR
Nonstop5h 27mAlaska Airlines
Deal found 11/4$252
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/105:13 pmEWR - SEA
1 stop8h 12mDelta
Sat 12/145:20 pmSEA - EWR
1 stop9h 30mDelta
Deal found 11/3$256
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:30 amIAD - SEA
1 stop11h 51mUnited Airlines
Tue 12/1011:56 amSEA - IAD
1 stop8h 03mUnited Airlines
Deal found 11/4$256
This United Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/109:00 amEWR - SEA
1 stop9h 57mUnited Airlines
Sun 12/1511:45 pmSEA - EWR
Nonstop5h 07mUnited Airlines
Deal found 11/4$257

Find flights from Pennsylvania to Seattle within your budget

Customize your flight search to find flights from Pennsylvania to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 2/4

7:28 pm-10:00 pm

Nonstop5h 32m

$119

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 11/19

4:46 pm-10:53 pm

1 stop9h 07m

$121

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Thu 12/5

5:42 pm-12:15 am

1 stop9h 33m

$123

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Fri 11/15

12:29 pm-8:09 pm

1 stop10h 40m

$124

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 12/10

8:30 am-12:10 am

3 stops18h 40m

$125

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Sat 12/14

4:50 pm-10:21 pm

1 stop8h 31m

$128

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Wed 12/18

11:16 am-5:02 pm

1 stop8h 46m

$130

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Mon 1/6

7:00 am-12:38 pm

1 stop8h 38m

$134

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sun 11/17

6:00 am-8:15 am

2 stops29h 15m

$147

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Fri 1/24

1:15 pm-10:40 pm

2 stops12h 25m

$163

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Pennsylvania to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pennsylvania to Seattle

Get recent, data-driven insights about flights from Pennsylvania to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Pennsylvania to Seattle?

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Seattle (average of $238). Flying from Pennsylvania to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to SEA?

Find hourly flight availability from Pennsylvania to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Seattle as you normally would.

Weekly flight availability from Pennsylvania to Seattle

Explore weekly flight availability from Pennsylvania to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 5, 2024.

The most flights from USPA to SEA are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 5, 2024.
To help decide which airline to fly from Pennsylvania to Seattle, see what other customers have to say about Delta, United Airlines and Spirit Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,082 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,421 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,830 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,486 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,215 reviews
Southwest
8.1
Very good
5,082 reviews

Crew

8.7

Comfort

8.1

Overall

8.1

Entertainment

7.7

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Pennsylvania?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Pennsylvania to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • Can I find flights from Pennsylvania to Seattle for under $200 on Cheapflights?

    Yes, there are multiple flights from Pennsylvania to Seattle for under $200. The cheapest flight booked recently is on Frontier for just $128, but on average you can expect to pay $234.

  • Are there nonstop flights from Pennsylvania to Seattle for under $300 on Cheapflights?

    Cheapflights has at least 12 direct flights from Pennsylvania to Seattle under $300. A good price for a nonstop flight from Pennsylvania to Seattle is less than $270.

  • Are there last-minute flights available from Pennsylvania to Seattle for under $200?

    There are currently 20+ open flights from Pennsylvania to Seattle within the next 7 days for less than $200.

  • What days are nonstop flights available from Pennsylvania to Seattle?

    Nonstop flights can be found on the following days: Sunday, Tuesday, Thursday, Friday, Saturday.

  • How popular is this Pennsylvania to Seattle flight route?

    Within the past month, 31 users have taken a look at flights from Pennsylvania to Seattle/Tacoma Intl.

  • How many flights depart from Pennsylvania to Seattle on average per day?

    On average 6 flights depart from Pennsylvania to Seattle per day.
    Morning (6am - Noon) - 17% of flight departures
    Evening (6pm - Midnight) - 83% of flight departures

  • How long is the flight from Pennsylvania to Seattle?

    Departing from Pennsylvania to Seattle will take you 6h 22m. Pennsylvania and Seattle are separated by a distance of 2385 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Pennsylvania to Seattle one-way?

    $64 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Alaska Airlines, with prices starting from $90 and $119, respectively.

  • What are the most popular routes from Pennsylvania to Seattle?

    When deciding which route to take from Pennsylvania to Seattle consider New York John F Kennedy Intl - Seattle/Tacoma Intl, Newark - Seattle/Tacoma Intl or Washington, D.C. Dulles Intl - Seattle/Tacoma Intl as they are the most popular.

  • What are the most reliable airlines from Pennsylvania to Seattle?

    The top 3 most reliable airlines when flying from Pennsylvania to Seattle are Air Tahiti Nui (89%), Hawaiian Airlines (78%) and American Airlines (76%).

  • What are the cheapest flights from Pennsylvania to Seattle?

    On average you can expect to pay $1,087 for a flight from Pennsylvania to Seattle. The cheapest flight overall is $143 while the most popular route, (New York John F Kennedy Intl - Seattle/Tacoma Intl) is currently priced at $192.

  • What does PHL to SEA mean?

    PHL stands for Philadelphia Airport, while SEA stands for Seattle/Tacoma Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Pittsburgh Airport (PIT), Harrisburg Airport (MDT), Allentown-Bethlehem Airport (ABE), Wilkes-Barre Scranton Airport (AVP), State College University Park Airport (SCE).

  • Can I find deals for flights from Pennsylvania to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Pennsylvania to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Pennsylvania to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Pennsylvania to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Pennsylvania to Seattle that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Seattle.

  • Can I find deals for business class flights from Pennsylvania to Seattle?

    Yes. Cheapflights offers flight deals from Pennsylvania to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Pennsylvania to Seattle that allow pets onboard?

    Many airlines flying from Pennsylvania to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Pennsylvania to Seattle?

    Yes, you can often find last-minute deals on Pennsylvania to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Pennsylvania to Seattle flight deals updated?

    The Pennsylvania to Seattle flight deals you see on this page were last updated on 11/5.

  • What is the cheapest month to book a flight from Pennsylvania to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Seattle (average of $238). Flying from Pennsylvania to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Seattle flights
Dallas/Fort Worth to Seattle flights
John F Kennedy Intl to Seattle flights
San Francisco to Seattle flights
Ontario to Seattle flights
Newark to Seattle flights
O'Hare Intl to Seattle flights
Hobby to Seattle flights
Santa Ana to Seattle flights
Atlanta to Seattle flights
Minneapolis to Seattle flights
Denver to Seattle flights
San Diego to Seattle flights
Dulles Intl to Seattle flights
Sky Harbor Intl to Seattle flights
Oakland to Seattle flights
San Jose to Seattle flights
LaGuardia to Seattle flights
Burbank to Seattle flights
George Bush Intcntl to Seattle flights
Los Angeles to Portland flights
Reagan-National to Seattle flights
Boston to Seattle flights
Orlando to Seattle flights
Austin to Seattle flights
Salt Lake City to Seattle flights
Detroit to Seattle flights
Baltimore to Seattle flights
Newark to Portland flights
Dallas/Fort Worth to Portland flights
John F Kennedy Intl to Portland flights
Midway to Seattle flights
O'Hare Intl to Portland flights
Sacramento to Seattle flights
Raleigh to Seattle flights
San Francisco to Portland flights
Honolulu to Seattle flights
Tampa to Seattle flights
Las Vegas to Seattle flights
Santa Ana to Portland flights
Los Angeles to Everett flights
Burbank to Portland flights
Fort Lauderdale to Seattle flights
Dulles Intl to Portland flights
San Francisco to Everett flights
Cincinnati to Seattle flights
Boise to Seattle flights
Denver to Portland flights
Sky Harbor Intl to Portland flights
Nashville to Seattle flights

Top 8 airlines flying from Pennsylvania to Seattle

Discover the top 8 airlines that operate flights from Pennsylvania to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$83Average$234FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$125Average$261FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$125Average$248FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$156Average$543FlexibilityNo cancel feeOn-time71%
DeltaCheapest$162Average$435FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$199Average$307FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$235Average$601FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$256Average$571FlexibilityNo cancel feeOn-time75%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines