Cheap flights from Knoxville to Pittsburgh from $109
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Pittsburgh departing on 7/24. 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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How to get the cheapest flight ticket from Knoxville to Pittsburgh
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 day to depart on your flight to Pittsburgh?
The cheapest day to depart on your flight to Pittsburgh is on a Wednesday when prices can be found for as low as $240. This is often the case because there is less demand to fly during this day of the week. Flights from Knoxville to Pittsburgh on a Sunday will generally be more expensive and average around $527. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Pittsburgh?
Our data shows that the cheapest Knoxville to Pittsburgh flights are usually those with departure times at noon. Our users have found flights to Pittsburgh at noon for as low as $253. Flights to Pittsburgh are more costly in the morning, with an average ticket price of $288. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest airline that flies from Knoxville McGhee Tyson to Pittsburgh?
Allegiant Air and United Airlines are the most popular carriers operating from Knoxville McGhee Tyson to Pittsburgh
What airlines fly to Pittsburgh?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Pittsburgh from Knoxville according to our data. American Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Pittsburgh. Keep in mind that there are 3 different airlines that fly to Pittsburgh on a routine basis, so you have a few additional options to choose from.
When to book flights from Knoxville to Pittsburgh
Cheap Knoxville to Pittsburgh (TYS to PIT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Pittsburgh
How far is Knoxville McGhee Tyson to Pittsburgh by plane?
Knoxville McGhee Tyson and Pittsburgh are 375.4 mi apart from one another. 3h 51m is a normal flight duration for this route.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Pittsburgh Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Pittsburgh Airport were last updated today.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Pittsburgh Airport?
As of June 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Pittsburgh Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Pittsburgh Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Pittsburgh Airport.
What documentation or ID do you need to fly to Pittsburgh Airport?
The necessary travel and health documents for your Pittsburgh Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Knoxville to Pittsburgh?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to Pittsburgh is American Airlines (66% of total bookings). The next most popular airlines are Delta (22%) and United Airlines (12%).
Best airlines flying from Knoxville to Pittsburgh
Compare and see reviews for airlines that fly from Knoxville to Pittsburgh with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $198 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $213 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $228 | Free Cancellation | Rating 7.4 8,790 reviews |
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Why should I use momondo to find a flight deal from Knoxville to Pittsburgh?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Pittsburgh for you.
Can I find flights from Knoxville to Pittsburgh with flexible booking policies on momondo?
Flights from Knoxville to Pittsburgh with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Knoxville to Pittsburgh?
Once you have performed a search for Knoxville to Pittsburgh flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Knoxville to Pittsburgh right now. Can momondo alert me if prices change?
Price alerts on flights to Pittsburgh from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.