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$426+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — TYS
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Erie to Knoxville

Cheapest flights from Erie to Knoxville
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 March 10, 2026.

This American Airlines deal was found by Cheapflights users on 3/8. 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.
Thu 9/105:41 pm
ERI
-
TYS
1 stop6h 29m
American Airlines
Tue 9/157:15 am
TYS
-
ERI
1 stop5h 52m
American Airlines
Deal found 3/8$426
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Fri 6/55:20 pm
ERI
-
TYS
1 stop6h 27m
American Airlines
Mon 6/86:20 pm
TYS
-
ERI
1 stop6h 12m
American Airlines
Deal found 3/5$458
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:00 am
ERI
-
TYS
1 stop13h 30m
United Airlines
Sat 10/247:00 am
TYS
-
ERI
1 stop17h 10m
United Airlines
Deal found 3/8$663
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:59 am
ERI
-
TYS
2 stops27h 28m
United Airlines
Mon 6/88:20 am
TYS
-
ERI
1 stop26h 04m
United Airlines
Deal found 3/5$691
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:02 pm
ERI
-
TYS
2 stops29h 55m
United Airlines
Tue 9/157:15 am
TYS
-
ERI
2 stops16h 51m
United Airlines
Deal found 3/8$711
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Fri 3/275:33 pm
ERI
-
TYS
1 stop4h 21m
American Airlines
Sun 3/294:15 pm
TYS
-
ERI
1 stop6h 25m
American Airlines
Deal found 3/8$738

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$458
(American Airlines)
Provider with most accurate pricing for Erie-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Erie-Knoxville McGhee Tyson flights.
Search Deals
From Erie to Knoxville McGhee Tyson
Search Deals

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 March 10, 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

Price

Cheapest round-trip

ErieKnoxville

ERI - TYS

ERITYS

Erie

Fri 6/5

5:20 pm-11:47 pm

1 stop6h 27m

Knoxville McGhee Tyson

Mon 6/8

6:20 pm-12:32 am

1 stop6h 12m

$458

ErieKnoxville

ERI - TYS

ERITYS

Erie

Fri 6/5

10:59 am-2:27 pm

2 stops27h 28m

Knoxville McGhee Tyson

Mon 6/8

8:20 am-10:24 am

1 stop26h 04m

$691
Quickest round-trip

ErieKnoxville

ERI - TYS

ERITYS

Erie

Fri 3/27

5:33 pm-9:54 pm

1 stop4h 21m

Knoxville McGhee Tyson

Sun 3/29

4:15 pm-10:40 pm

1 stop6h 25m

$738

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

Cheapflights Insights

Everything you need to know about your flight from Erie to Knoxville

What is the cheapest month to book a flight from Erie to Knoxville?

Currently, December is the cheapest month in which you can book a flight from Erie to Knoxville (average of $159). Flying from Erie to Knoxville in February is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • How long is the flight from Erie to Knoxville?

    Airlines like American Airlines and United Airlines fly from Erie to Knoxville in about 6h 27m. The time it takes to get you to your destination can typically vary by up to 21h 01m. Erie and Knoxville are separated by a distance of 479 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Erie to Knoxville that include hotel bookings?

    Yes. In addition to deals on Erie to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Erie to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Erie to Knoxville.

  • Can I find deals for business class flights from Erie to Knoxville?

    Yes. Cheapflights offers flight deals from Erie to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Erie to Knoxville?

    Currently, December is the cheapest month in which you can book a flight from Erie to Knoxville (average of $159). Flying from Erie to Knoxville in February is currently the most expensive (average of $323). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Murphy
Oak Ridge

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