What are the cheapest airlines to fly from Knoxville to Tempe one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $65. Allegiant Air flights start at $85 while deals on American Airlines start at $138 one-way.

In terms of precipitation, rainfall in Tempe ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Tempe when rainfall is around 0.0 in.

If weather is an important factor for your trip to Tempe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

What are the cheapest flights from Knoxville to Tempe?

Looking for the cheapest flight from Knoxville to Tempe? While on average our users pay $256, our data indicates the cheapest price to be $117. The most popular route (Knoxville McGhee Tyson - Phoenix Sky Harbor Intl), is priced around $193.

What are the most popular airlines that fly from Knoxville to Tempe?

Consider Allegiant Air, American Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Knoxville to Tempe.

What airport do you fly from for flights from Knoxville to Tempe?

Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Tempe from Knoxville. Booking flights from McGhee Tyson (TYS) to Tempe should be relatively easy as there are 0 daily outbound flights to Tempe from 6 different airlines.

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

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

How can I find direct flights from Knoxville to Tempe?

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

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

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

Find Cheap Flights from Knoxville to Tempe

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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Tempe are usually found in August or January, booked 36 days in advance, depart on a Friday or Wednesday and return on a Wednesday

Find flight deals from Knoxville to Tempe

Popular in	June
Cheapest in	August
Average price	$318

Highest demand for flights based on searches. 22% potential increase in price ($104 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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

What is the cheapest time of day to fly from TYS to TM9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Tempe as you normally would.

Reviews of airlines servicing Tempe

Read through reviews of airlines operating flights from Knoxville to Tempe, such as Delta,United Airlines, andAllegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Delta

7.8

Good

8,649 reviews

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

United Airlines

7.4

Good

10,350 reviews

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Allegiant Air

7.3

Good

678 reviews

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

American Airlines

7.0

Good

12,162 reviews

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Frontier

5.5

Fair

2,542 reviews

Delta

7.8

Good

8,649 reviews

Reviews

1 / 20

6.0

Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

What airport do you fly from for flights from Knoxville to Tempe?
Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to Tempe from Knoxville. Booking flights from McGhee Tyson (TYS) to Tempe should be relatively easy as there are 0 daily outbound flights to Tempe from 6 different airlines.
What are the cheapest airlines to fly from Knoxville to Tempe one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $65. Allegiant Air flights start at $85 while deals on American Airlines start at $138 one-way.
What are the cheapest flights from Knoxville to Tempe?
Looking for the cheapest flight from Knoxville to Tempe? While on average our users pay $256, our data indicates the cheapest price to be $117. The most popular route (Knoxville McGhee Tyson - Phoenix Sky Harbor Intl), is priced around $193.
Can I find deals for flights from Knoxville to Tempe that include hotel bookings?
Yes. In addition to deals on Knoxville to Tempe flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Knoxville to Tempe?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Tempe.
Can I find deals for business class flights from Knoxville to Tempe?
Yes. Cheapflights offers flight deals from Knoxville to Tempe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 6 airlines flying from Knoxville to Tempe

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$70	Average$324	FlexibilityNo cancel fee	On-time62%
Allegiant Air	Cheapest$127	Average$291	FlexibilityNo cancel fee	On-time88%
Delta	Cheapest$148	Average$398	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$243	Average$516	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$276	Average$386	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$284	Average$431	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Knoxville (TYS) to Tempe, AZ

Find cheap flights from Knoxville to Tempe with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Knoxville to Tempe

Popular in

Cheapest in

Average price

Cheapflights Insights

What is the cheapest time of day to fly from TYS to TM9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to Tempe as you normally would.

Reviews of airlines servicing Tempe

Read through reviews of airlines operating flights from Knoxville to Tempe, such as Delta,United Airlines, andAllegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Knoxville to Tempe?

What are the cheapest airlines to fly from Knoxville to Tempe one-way?

What are the cheapest flights from Knoxville to Tempe?

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

How can I find direct flights from Knoxville to Tempe?

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

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 for Knoxville to Tempe

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Tempe by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Knoxville to Tempe by cabin class

Find flights from Knoxville to Tempe, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Knoxville and Tempe flights

Browse other Knoxville and Tempe flight options. Last updated on October 13, 2026.

Other flights from Knoxville

Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on October 13, 2026.

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Top 6 airlines flying from Knoxville to Tempe

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