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Cheap flights from Pittsburgh 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 Pittsburgh to Washington departing on 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:32 pm - 12:09 am
PIT
-
SEA
9h 37m1 stop
Delta Logo
5:30 am - 4:08 pm
SEA
-
PIT
7h 38m1 stop
$197Delta
Mon, Feb 2 - Thu, Feb 19
Delta Logo
5:32 pm - 12:09 am
PIT
-
SEA
9h 37m1 stop
Delta Logo
9:55 pm - 11:38 am
SEA
-
PIT
10h 43m1 stop
$218Delta
Sun, Feb 1 - Tue, Feb 17
Southwest Logo
5:45 pm - 10:30 pm
PIT
-
SEA
7h 45m1 stop
Southwest Logo
5:15 am - 3:00 pm
SEA
-
PIT
6h 45m1 stop
$219Southwest
Tue, Jan 6 - Sat, Jan 10
Southwest Logo
5:45 pm - 10:30 pm
PIT
-
SEA
7h 45m1 stop
Southwest Logo
6:05 am - 8:00 pm
SEA
-
PIT
10h 55m2 stops
$224Southwest
Tue, Jan 6 - Tue, Jan 13
Delta Logo
5:35 pm - 12:01 am
PIT
-
SEA
9h 26m1 stop
Delta Logo
11:59 pm - 10:04 am
SEA
-
PIT
7h 05m1 stop
$228Delta
Wed, May 13 - Fri, May 22
Alaska Airlines Logo
7:00 am - 9:32 am
PIT
-
SEA
5h 32mnonstop
Alaska Airlines Logo
11:02 am - 6:35 pm
SEA
-
PIT
4h 33mnonstop
$237Alaska Airlines
Wed, Feb 4 - Mon, Feb 16
United Airlines Logo
2:06 pm - 6:14 pm
PIT
-
SEA
7h 08m1 stop
United Airlines Logo
7:00 am - 8:50 pm
SEA
-
PIT
10h 50m2 stops
$242United Airlines
Tue, Jan 20 - Sun, Jan 25
Alaska Airlines Logo
7:00 am - 9:32 am
PIT
-
SEA
5h 32mnonstop
Alaska Airlines Logo
11:10 am - 6:46 pm
SEA
-
PIT
4h 36mnonstop
$247Alaska Airlines
Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
3:56 pm - 10:11 pm
PIT
-
PDX
9h 15m1 stop
American Airlines Logo
6:00 am - 9:00 pm
PDX
-
PIT
12h 00m1 stop
$310American Airlines
Tue, Jan 6 - Tue, Jan 13
American Airlines Logo
11:24 am - 6:49 pm
PIT
-
GEG
10h 25m1 stop
American Airlines Logo
6:00 am - 9:00 pm
GEG
-
PIT
12h 00m2 stops
$348American Airlines
Fri, Jan 16 - Sun, Jan 18

United Airlines flights from Pittsburgh to State of Washington

Our best United Airlines deals on Pittsburgh to State of Washington flight tickets
United Airlines
Jan 20
PIT10:35 amPittsburgh
10h 39m
2 stops
SEA6:14 pmSeattle/Tacoma Intl
Jan 25
SEA2:10 pmSeattle/Tacoma Intl
6h 34m
1 stop
PIT11:44 pmPittsburgh
$242
Find similar
United Airlines
Jan 16
PIT10:49 amPittsburgh
8h 12m
1 stop
SEA4:01 pmSeattle/Tacoma Intl
Jan 18
SEA5:00 amSeattle/Tacoma Intl
8h 44m
2 stops
PIT4:44 pmPittsburgh
$252
Find similar
United Airlines
Jan 8
PIT10:35 amPittsburgh
10h 52m
2 stops
SEA6:27 pmSeattle/Tacoma Intl
Jan 11
SEA12:25 pmSeattle/Tacoma Intl
7h 31m
1 stop
PIT10:56 pmPittsburgh
$264
Find similar

Alaska Airlines flights from Pittsburgh to State of Washington

Our best Alaska Airlines deals on Pittsburgh to State of Washington flight tickets
Alaska Airlines
Jan 22
PIT7:00 amPittsburgh
5h 32m
SEA9:32 amSeattle/Tacoma Intl
Jan 26
SEA11:10 amSeattle/Tacoma Intl
4h 36m
PIT6:46 pmPittsburgh
$197
Find similar
Alaska Airlines
Jan 12
PIT7:00 amPittsburgh
5h 32m
SEA9:32 amSeattle/Tacoma Intl
Jan 15
SEA11:10 amSeattle/Tacoma Intl
4h 36m
PIT6:46 pmPittsburgh
$237
Find similar
Alaska Airlines
Jan 16
PIT7:00 amPittsburgh
5h 32m
SEA9:32 amSeattle/Tacoma Intl
Jan 18
SEA11:10 amSeattle/Tacoma Intl
4h 36m
PIT6:46 pmPittsburgh
$247
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 December 11, 2025.
Use the filters below to find and compare flights from Pittsburgh to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Mon 2/2

5:32 pm-12:09 am

1 stop9h 37m

Seattle/Tacoma Intl

Thu 2/19

5:30 am-4:08 pm

1 stop7h 38m

$197

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Sun 2/1

5:32 pm-12:09 am

1 stop9h 37m

Seattle/Tacoma Intl

Tue 2/17

9:55 pm-11:38 am

1 stop10h 43m

$218

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 1/6

5:45 pm-10:30 pm

1 stop7h 45m

Seattle/Tacoma Intl

Sat 1/10

5:15 am-3:00 pm

1 stop6h 45m

$219

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 1/6

5:45 pm-10:30 pm

1 stop7h 45m

Seattle/Tacoma Intl

Tue 1/13

6:05 am-8:00 pm

2 stops10h 55m

$224

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Wed 5/13

5:35 pm-12:01 am

1 stop9h 26m

Seattle/Tacoma Intl

Fri 5/22

11:59 pm-10:04 am

1 stop7h 05m

$228

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Wed 2/4

7:00 am-9:32 am

Nonstop5h 32m

Seattle/Tacoma Intl

Mon 2/16

11:02 am-6:35 pm

Nonstop4h 33m

$237

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Tue 1/20

2:06 pm-6:14 pm

1 stop7h 08m

Seattle/Tacoma Intl

Sun 1/25

7:00 am-8:50 pm

2 stops10h 50m

$242

PittsburghSeattle

PIT - SEA

PITSEA

Pittsburgh

Fri 1/16

7:00 am-9:32 am

Nonstop5h 32m

Seattle/Tacoma Intl

Sun 1/18

11:10 am-6:46 pm

Nonstop4h 36m

$247

PittsburghPortland

PIT - PDX

PITPDX

Pittsburgh

Tue 1/6

3:56 pm-10:11 pm

1 stop9h 15m

Portland

Tue 1/13

6:00 am-9:00 pm

1 stop12h 00m

$310

PittsburghSpokane

PIT - GEG

PITGEG

Pittsburgh

Fri 1/16

11:24 am-6:49 pm

1 stop10h 25m

Spokane

Sun 1/18

6:00 am-9:00 pm

2 stops12h 00m

$348

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 Pittsburgh 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 January is, on average, the cheapest month to fly to State of Washington from Pittsburgh, with most prices found around $272. If you aren’t able to travel to State of Washington during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $295.

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

The cheapest day to depart from Pittsburgh to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $448. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to State of Washington for around $539.

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 $362. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $524 on average. Flights to State of Washington from Pittsburgh in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Pittsburgh to Washington flight route?

Fly from Pittsburgh to Seattle/Tacoma Intl for the best Pittsburgh - 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 Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $355 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 Pittsburgh for as low as $333 on momondo.

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

There are 4 cabin classes available to choose from on Pittsburgh 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 Pittsburgh to State of Washington flights?

You could potentially save up to 20% on your flight if you consider stops on a Pittsburgh to State of Washington flight.

Cheap Pittsburgh to State of Washington flight deals and tips

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

Best Price Found

$181

Fastest flight time

5h 20m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from Pittsburgh in the past 72 hours is $181. The best round-trip flight deal from Pittsburgh to State of Washington found on momondo in the last 72 hours is $297.
The fastest flight from Pittsburgh to State of Washington takes 5h 20m
Direct flights go from Pittsburgh to State of Washington every day.
There are 96 airports in State of Washington. From Pittsburgh there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • When did momondo last update prices for flights from Pittsburgh Airport to Washington?

    Prices for flights from Pittsburgh Airport to Washington refresh daily.

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

  • How old do you have to be to fly from Pittsburgh Airport 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 Pittsburgh Airport 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 Pittsburgh to State of Washington?

Best airlines flying from Pittsburgh to State of Washington

Compare and see reviews for airlines that fly from Pittsburgh to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $99Free CancellationRating
5.8
3,084 reviews
Search Frontier flights
SouthwestPriceFrom $178Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
DeltaPriceFrom $193Free CancellationRating
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $231Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $235Free CancellationRating
7.8
2,817 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $238Free CancellationRating
8.0
11,431 reviews
Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to Washington from Pittsburgh is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Washington from Pittsburgh which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pittsburgh to Washington.

I’m not ready to book a flight from Pittsburgh to Washington right now. Can momondo alert me if prices change?

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

An easier way to manage your State of Washington trip

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