S$121 Cheap Flights from Pittsburgh to Washington

View S$121 flight on Mon, 12 Jan, 2026Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Pittsburgh to Washington (PIT-IAD)

Prices were available within the past 7 days and start at S$121 for one-way flights and S$241 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southern Airways Express
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$241 Return, found 1 day ago
S$241
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$241 found 1 day ago
Southern Airways Express
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$259 Return, found 1 day ago
S$259
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$259 found 1 day ago
Southern Airways Express
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$269 Return, found 1 day ago
S$269
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$269 found 1 day ago
Southern Airways Express
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$278 Return, found 1 day ago
S$278
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$278 found 1 day ago
Delta
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$284 Return, found 1 day ago
S$284
Return
found 1 day ago
Select Delta flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$284 found 1 day ago
Southern Airways Express
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$287 Return, found 1 day ago
S$287
Return
found 1 day ago
Select Southern Airways Express flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$287 found 1 day ago
Delta
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$296 Return, found 1 day ago
S$296
Return
found 1 day ago
Select Delta flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$296 found 1 day ago
Delta
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$302 Return, found 1 day ago
S$302
Return
found 1 day ago
Select Delta flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$302 found 1 day ago
United
Fri, 2 Jan - Sun, 4 Jan
PIT
Pittsburgh
IAD
Washington
S$311 Return, found 3 days ago
S$311
Return
found 3 days ago
Select United flight, departing Fri, 2 Jan from Pittsburgh to Washington, returning Sun, 4 Jan, priced at S$311 found 3 days ago
American Airlines
Mon, 12 Jan - Fri, 16 Jan
PIT
Pittsburgh
IAD
Washington
S$333 Return, found 1 day ago
S$333
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Pittsburgh to Washington, returning Fri, 16 Jan, priced at S$333 found 1 day ago

Find the cheapest month to fly from Pittsburgh (PIT) to Washington (IAD)

April is typically the cheapest month to fly

From S$179 - S$232 per traveller.
Pittsburgh to Washington route information
Origin airport
Pittsburgh Intl.
Destination airport
Washington Dulles Intl.
Return price
S$233
Distance
293 km
Average flight time
1 hour 14 mins

Perfect flights from Pittsburgh to Washington

Your Journey from Pittsburgh to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from Pittsburgh to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Southern Airways Express, Delta, United, American Airlines. Our selection of flights from Pittsburgh Intl. to Washington Dulles Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Pittsburgh to Washington Flights

Experience the joy of finding cheap flights from Pittsburgh Intl. to Washington Dulles Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$121 and roundtrip prices from S$241*.
 

Pre-Flight Essentials

Ensure a smooth journey from Pittsburgh to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Pittsburgh to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Pittsburgh to Washington.
 

Beyond the Flight – Exploring Washington

With Expedia, your adventure extends beyond the flight. Explore Washington at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Pittsburgh to Washington with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Pittsburgh to Washington with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from PIT to IAD?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Pittsburgh Intl. Airport (PIT) to IAD start from S$241. Book today to secure the best price for your big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PIT to IAD?
We understand that things crop up unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Pittsburgh Intl. Airport (PIT) to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Pittsburgh Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Pittsburgh Airport to Washington Dulles Intl. Airport (IAD)?
The flight distance from PIT (PIT) to Washington Dulles Intl. Airport (IAD) (IAD) is only 300 kilometres. You'll be walking down the air bridge and picking up your bags from the carousel in no time.
Which airlines fly direct from PIT to IAD?
A popular choice with many travellers, United Airlines (UA) offers 91 flights monthly from PIT to IAD. Pick the one that fits with your travel plans and book your ticket today.
Are PIT to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes find a bargain, with some of the cheapest airfares from PIT to Dulles Intl. Airport popping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines issue prices so far in advance.

Explore a world of travel with Expedia

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