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Cheap flights from Pennsylvania to Washington from $90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Washington departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Pennsylvania to Washington

Cheap round-trip flights

Spirit Airlines Logo
6:59 am - 7:23 pmEWR-PDX
15h 24m1 stop
Spirit Airlines Logo
12:07 pm - 5:54 amPDX-EWR
14h 47m1 stop
$179Spirit Airlines
Find Deal
Thu, Sep 4 - Wed, Sep 10
JetBlue Logo
6:54 pm - 10:20 pmJFK-SEA
6h 26mnonstop
JetBlue Logo
11:59 pm - 8:20 amSEA-JFK
5h 21mnonstop
$190JetBlue
Find Deal
Sat, Sep 13 - Sun, Sep 21
United Airlines Logo
7:45 am - 10:45 amEWR-SEA
6h 00mnonstop
United Airlines Logo
2:20 pm - 10:40 pmSEA-EWR
5h 20mnonstop
$201United Airlines
Find Deal
Mon, Sep 1 - Thu, Sep 4
Alaska Airlines Logo
7:19 am - 10:20 amEWR-SEA
6h 01mnonstop
Alaska Airlines Logo
6:05 pm - 6:59 amSEA-EWR
9h 54m1 stop
$205Alaska Airlines
Find Deal
Mon, Sep 1 - Tue, Sep 9
Alaska Airlines Logo
7:19 am - 10:20 amEWR-SEA
6h 01mnonstop
Alaska Airlines Logo
9:33 pm - 5:59 amSEA-EWR
5h 26mnonstop
$218Alaska Airlines
Find Deal
Mon, Sep 1 - Tue, Sep 9
United Airlines Logo
10:00 am - 1:03 pmEWR-SEA
6h 03mnonstop
United Airlines Logo
12:15 pm - 8:45 pmSEA-EWR
5h 30mnonstop
$219United Airlines
Find Deal
Wed, Aug 27 - Thu, Sep 4
Delta Logo
7:05 am - 10:15 amJFK-SEA
6h 10mnonstop
Delta Logo
9:58 pm - 6:25 amSEA-JFK
5h 27mnonstop
$237Delta
Find Deal
Sat, Sep 20 - Sat, Sep 27
Delta Logo
7:29 pm - 11:15 pmJFK-SEA
6h 46mnonstop
Delta Logo
9:45 pm - 6:01 amSEA-JFK
5h 16mnonstop
$241Delta
Find Deal
Mon, Sep 1 - Tue, Sep 9
American Airlines Logo
1:59 pm - 8:05 pmEWR-SEA
9h 06m1 stop
American Airlines Logo
6:05 am - 6:59 pmSEA-EWR
9h 54m1 stop
$255American Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
American Airlines Logo
11:30 am - 5:29 pmLGA-SEA
8h 59m1 stop
American Airlines Logo
6:28 am - 6:29 pmSEA-LGA
9h 01m1 stop
$255American Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20

American Airlines flights from Pennsylvania to State of Washington

Our best American Airlines deals on Pennsylvania to State of Washington flight tickets
American Airlines
Sep 13
EWR1:59 pmNewark
9h 06m
1 stop
SEA8:05 pmSeattle/Tacoma Intl
Sep 20
SEA6:05 amSeattle/Tacoma Intl
9h 54m
1 stop
EWR6:59 pmNewark
$255
Find similar
American Airlines
Oct 11
LGA5:25 pmNew York LaGuardia
10h 02m
1 stop
SEA12:27 amSeattle/Tacoma Intl
Oct 18
SEA5:22 amSeattle/Tacoma Intl
8h 48m
1 stop
LGA5:10 pmNew York LaGuardia
$257
Find similar
American Airlines
Aug 13
JFK6:00 amNew York John F Kennedy Intl
11h 01m
1 stop
SEA2:01 pmSeattle/Tacoma Intl
Aug 19
SEA11:30 pmSeattle/Tacoma Intl
11h 28m
1 stop
JFK1:58 pmNew York John F Kennedy Intl
$412
Find similar

Alaska Airlines flights from Pennsylvania to State of Washington

Our best Alaska Airlines deals on Pennsylvania to State of Washington flight tickets
Alaska Airlines
Sep 1
EWR7:19 amNewark
6h 01m
SEA10:20 amSeattle/Tacoma Intl
Sep 9
SEA6:05 pmSeattle/Tacoma Intl
9h 54m
1 stop
EWR6:59 amNewark
$205
Find similar
Alaska Airlines
Sep 1
EWR7:19 amNewark
6h 01m
SEA10:20 amSeattle/Tacoma Intl
Sep 9
SEA9:33 pmSeattle/Tacoma Intl
5h 26m
EWR5:59 amNewark
$218
Find similar
Alaska Airlines
Aug 31
EWR7:19 amNewark
5h 59m
SEA10:18 amSeattle/Tacoma Intl
Sep 4
SEA9:55 amSeattle/Tacoma Intl
5h 34m
EWR6:29 pmNewark
$220
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to State of Washington 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Pennsylvania to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkPortland

EWR - PDX

EWRPDX

Newark

Thu 9/4

6:59 am-7:23 pm

1 stop15h 24m

Portland

Wed 9/10

12:07 pm-5:54 am

1 stop14h 47m

$179

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 9/13

6:54 pm-10:20 pm

Nonstop6h 26m

Seattle/Tacoma Intl

Sun 9/21

11:59 pm-8:20 am

Nonstop5h 21m

$190

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 9/1

7:45 am-10:45 am

Nonstop6h 00m

Seattle/Tacoma Intl

Thu 9/4

2:20 pm-10:40 pm

Nonstop5h 20m

$201

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 9/1

7:19 am-10:20 am

Nonstop6h 01m

Seattle/Tacoma Intl

Tue 9/9

6:05 pm-6:59 am

1 stop9h 54m

$205

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 9/1

7:19 am-10:20 am

Nonstop6h 01m

Seattle/Tacoma Intl

Tue 9/9

9:33 pm-5:59 am

Nonstop5h 26m

$218

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 8/27

10:00 am-1:03 pm

Nonstop6h 03m

Seattle/Tacoma Intl

Thu 9/4

12:15 pm-8:45 pm

Nonstop5h 30m

$219

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Sat 9/20

7:05 am-10:15 am

Nonstop6h 10m

Seattle/Tacoma Intl

Sat 9/27

9:58 pm-6:25 am

Nonstop5h 27m

$237

New YorkSeattle

JFK - SEA

JFKSEA

New York John F Kennedy Intl

Mon 9/1

7:29 pm-11:15 pm

Nonstop6h 46m

Seattle/Tacoma Intl

Tue 9/9

9:45 pm-6:01 am

Nonstop5h 16m

$241

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 9/13

1:59 pm-8:05 pm

1 stop9h 06m

Seattle/Tacoma Intl

Sat 9/20

6:05 am-6:59 pm

1 stop9h 54m

$255

New YorkSeattle

LGA - SEA

LGASEA

New York LaGuardia

Sat 9/13

11:30 am-5:29 pm

1 stop8h 59m

Seattle/Tacoma Intl

Sat 9/20

6:28 am-6:29 pm

1 stop9h 01m

$255

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Pennsylvania to State of Washington

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 State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Pennsylvania, with most prices found around $367. If you aren’t able to travel to State of Washington during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $391.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Pennsylvania to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $479. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to State of Washington for around $586.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $416. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $540 on average. Flights to State of Washington from Pennsylvania in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Pennsylvania to Washington flight route?

Fly from Pittsburgh to Seattle/Tacoma Intl for the best Pennsylvania - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $431 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Pennsylvania for as low as $381 on momondo.

What cabin class options are available on Pennsylvania to Washington flights?

There are 4 cabin classes available to choose from on Pennsylvania to Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Pennsylvania to State of Washington flights?

You could potentially save up to 21% on your flight if you consider stops on a Pennsylvania to State of Washington flight.

Cheap Pennsylvania to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to State of Washington

Best Price Found

$90

Fastest flight time

5h 30m

Direct flights

Every day

Airports in State of Washington

2 airports
The best one-way flight to State of Washington from Pennsylvania in the past 72 hours is $90. The best round-trip flight deal from Pennsylvania to State of Washington found on momondo in the last 72 hours is $179.
The fastest flight from Pennsylvania to State of Washington takes 5h 30m
Direct flights go from Pennsylvania to State of Washington every day.
There are 2 airports near State of Washington: Portland (PDX), Seattle/Tacoma Intl (SEA)
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  • When did momondo last update prices for flights from Pennsylvania to Washington?

    Prices for flights from Pennsylvania to Washington refresh daily.

  • How many operators does momondo search for flights from Pennsylvania to Washington?

  • How old do you have to be to fly from Pennsylvania to Washington?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington 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 license, and a passport valid for six-months after you plan to arrive at Washington. 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 Pennsylvania to State of Washington?

Best airlines flying from Pennsylvania to State of Washington

Compare and see reviews for airlines that fly from Pennsylvania to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $99Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $127Free CancellationRating
6.3
8,049 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $194Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
DeltaPriceFrom $196Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Sun Country AirPriceFrom $211Free CancellationRating
6.9
334 reviews
Search Sun Country Air flights
American AirlinesPriceFrom $215Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $246Free CancellationRating
7.8
2,611 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $256Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Pennsylvania to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Pennsylvania with this policy.

How can momondo help me find flights from Pennsylvania to Washington?

momondo helps you find the best flight between Pennsylvania and Washington 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 Pennsylvania to Washington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Pennsylvania to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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