$560+ Cheap flights from Erie to Knoxville (ERI - TYS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — TYS
Sep 3 — Sep 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Erie to Knoxville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Erie to Knoxville
Cheapest
Best
Last-minute
Cheapest flights from Erie to KnoxvilleExplore the most affordable flight options available from Erie to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Erie to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:24 am -
1 stop18h 22m
Mon 9/77:34 am -
1 stop16h 25m
Deal found 8/4![American Airlines logo]()
$560
Best flights from Erie to KnoxvilleDiscover carefully curated flight deals from Erie to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Erie to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:24 am -
1 stop18h 22m
Mon 9/77:34 am -
1 stop16h 25m
Deal found 8/4![American Airlines logo]()
$560
Last-minute flights from Erie to KnoxvilleDiscover last-minute flight deals from Erie to Knoxville. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Erie to Knoxville. Data last updated August 4, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:24 am -
1 stop18h 22m
Mon 9/77:34 am -
1 stop16h 25m
Deal found 8/4![American Airlines logo]()
$560
Find flight deals from Erie to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Erie (ERI) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $560 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Erie to Knoxville 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, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Erie to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ErieKnoxville
ERI - TYS
ERITYS
Erie
Tue 9/1
5:24 am-11:46 pm
1 stop18h 22m
Knoxville McGhee Tyson
Mon 9/7
7:34 am-11:59 pm
1 stop16h 25m
$560
Sorted by cheapest first
Compare providers for flights from Erie to Knoxville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Erie to Knoxville in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Erie-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Erie-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Erie-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Erie-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Erie-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Erie to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Erie with our price prediction graph.
ERI-TYS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Knoxville
Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated August 4, 2026.
Read through reviews of airlines operating flights from Erie to Knoxville, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Crew
7.9
Entertainment
6.8
Comfort
7.2
Overall
7.1
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Food
6.4
Crew
7.9
Entertainment
6.8
Comfort
7.2
Overall
7.1
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Related info for your journey
Find useful and relevant information for your journey from Erie to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Knoxville flight routes
Other flight options
Other flights from Erie
Popular flights
Alternative routes for Erie to Knoxville
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Knoxville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Erie to Knoxville by cabin class
Find flights from Erie to Knoxville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Erie and Knoxville flights
Browse other Erie and Knoxville flight options. Last updated on August 4, 2026.
Other flights from Erie
Browse through other flights departing from Erie. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Erie to Knoxville
Discover the top airline that operate flights from Erie to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$388 | Average$562 | FlexibilityNo cancel fee | On-time71% |