Cheap Flights from Washington (IAD) to Pittsburgh (PIT)

You can find cheap one-way flights from AU$113 and cheap return flights AU$226 IAD to PIT with Expedia. One-way flights typically cost between AU$256 and AU$1,096. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to PIT ticket fares go up or down.

The cheapest months to fly from Washington, DC (IAD) to Pittsburgh, PA (PIT) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Only one airline offers direct flights from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT). United operates 32 direct flights from IAD to PIT every week.

Southern Airways offers one of the cheapest connecting return flights from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT) starting from around AU$146. United is one of the cheapest airlines offering nonstop return flights from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT), with tickets starting from around AU$200 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Washington, DC (IAD) to Pittsburgh, PA (PIT), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Delta offers the most daily flights from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The cheapest months to fly from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT) are typically June and July, with average return flights around AU$363. While these months offer great value, it's worth noting that they might also be popular travel times, meaning you'll likely find plenty of flight options to choose from. If you're flexible, these months can offer a good balance of affordable fares and convenient schedules.

You'll find approximately 4 nonstop flights per day from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT). For even more choices, look at flights that include layovers, as there are around 23 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), Charlotte-Douglas Intl. (CLT), and Detroit Metropolitan Wayne County (DTW).

The earliest flight from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service, active in February and March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll find the most flights from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT) on a Friday, with around 23 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta, United, and American Airlines. Fridays tend to have notably more flight options compared to other days of the week, making it a popular choice for travellers.

The most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Pittsburgh, PA (PIT-Pittsburgh Intl.) are in the morning, from 6am to 9am. Many major carriers, including Delta, United and American Airlines, offer flights during this window. Many travellers prefer this time as it allows for an early start to their day in Pittsburgh.

A non-stop flight from Washington Dulles Intl. (IAD) to Pittsburgh Intl. (PIT) typically takes around 1 hour 18 minutes, covering a distance of approximately 295 kilometers. If you opt for a one-stop flight, the journey will take longer, usually around 4 hours 18 minutes. Flights with two or more stops will extend your travel time even further, to about 8 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.

You can fly business class or first class between IAD and PIT. First class cabins are available on Alaska Airlines, Delta, American Airlines, and United.

It's easy to earn miles on a Washington, DC (IAD) to Pittsburgh, PA (PIT) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Pittsburgh from Washington Dulles Intl. (IAD), you can fly directly into Pittsburgh Intl. (PIT). Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Logan Intl. (BOS), or Detroit Metropolitan Wayne County (DTW) before reaching Pittsburgh. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Washington, DC (IAD) to Pittsburgh, PA (PIT) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Washington, DC (IAD) to Pittsburgh, PA (PIT) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Washington, DC (IAD) to Pittsburgh, PA (PIT) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.