Cheap flights from Pittsburgh to Knoxville from $100
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 Knoxville departing on 7/1. 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 Pittsburgh to Knoxville
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 Knoxville?
The month of September is, on average, the cheapest month to fly to Knoxville from Pittsburgh, with most prices found around $243. If you aren’t able to travel during the month of September, then book flights to Knoxville from Pittsburgh during July instead. Flights to Knoxville in July, while not as cheap as those in September, still average around $252.
What is the cheapest day to depart on your flight to Knoxville?
The cheapest day to depart from Pittsburgh to Knoxville is on a Tuesday. Travelers who choose to depart for Knoxville on a Tuesday will often find tickets for as low as $237. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to Knoxville for around $392.
What is the cheapest time of day to depart on your flight to Knoxville?
At noon is the cheapest time of day to fly from Pittsburgh to Knoxville when you can find flight prices for as low as $268. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the evening when prices are around $392.
How far in advance should I book a flight to Knoxville?
You are more likely to see cheaper flights to Knoxville from Pittsburgh when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $282 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Pittsburgh for as low as $152 on momondo.
What is the cheapest airline that flies from Pittsburgh to Knoxville McGhee Tyson?
Delta and Allegiant Air are the most popular carriers operating from Pittsburgh to Knoxville McGhee Tyson
What airlines fly to Knoxville?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Knoxville from Pittsburgh according to our data. American Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 3 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.
When to book flights from Pittsburgh to Knoxville
Cheap Pittsburgh to Knoxville (PIT to TYS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Knoxville
How far is Pittsburgh to Knoxville McGhee Tyson by plane?
The straight-line distance from Pittsburgh to Knoxville McGhee Tyson is 375.4 mi. 3h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Pittsburgh Airport to Knoxville McGhee Tyson Airport?
Prices for flights from Pittsburgh Airport to Knoxville McGhee Tyson Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Pittsburgh Airport to Knoxville McGhee Tyson Airport?
As of June 2025, there are 3 operators available to choose from for flights from Pittsburgh Airport to Knoxville McGhee Tyson Airport.
How old do you have to be to fly from Pittsburgh Airport to Knoxville McGhee Tyson Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Pittsburgh Airport to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The required travel and health documents for your Knoxville McGhee Tyson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Pittsburgh to Knoxville?
momondo data reveals that the most frequently booked airline on the route from Pittsburgh to Knoxville is American Airlines, representing 66% of all bookings. The subsequent popular airlines are Delta at 27% and United Airlines at 7%.
Best airlines flying from Pittsburgh to Knoxville
Compare and see reviews for airlines that fly from Pittsburgh to Knoxville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $199 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $213 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $218 | Free Cancellation | Rating 8.0 7,950 reviews |
Traveling to a place near Knoxville?
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Why should I use momondo to find a flight deal from Pittsburgh to Knoxville?
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 Pittsburgh to Knoxville for you.
Can I find flights from Pittsburgh to Knoxville with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Pittsburgh to Knoxville flights to just show those with flexible booking policies.
How can momondo help me find flights from Pittsburgh to Knoxville?
Once all potential Pittsburgh to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Pittsburgh to Knoxville right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Knoxville from Pittsburgh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.