Cheap flights from Knoxville (TYS) to Keflavik Intl (KEF) from $642

This is the cheapest one-way flight price, found on 5/30. Prices may vary by date and flight preferences.
TYS — KEF
Jun 5 — Jun 121

How to find the cheapest flight from Knoxville (TYS) to Keflavik Intl (KEF)

All the information you need to plan the best TYS to KEF flight in 2023: compare Knoxville to Keflavik Intl flight prices with the expected peak season, weather and rainfall in Keflavik Intl.

Popular in

June

Cheapest in

April

Average price

$1,117

Round-trip from

$337
High demand for flights, 40% potential price rise
Best time to find cheap flights, 34% potential price drop
Average for round-trip flights in May 2023
From Knoxville McGhee Tyson to Reykjavik Keflavik Intl

TYS - KEF

Price

$337 - $992

KEF

Temperature

32 - 51.8 °F

KEF

Rainfall

1.6 - 3.1 inches

Cheap flights from Knoxville to Keflavik Intl in May, June 2023

The best prices found for TYS to KEF flights for May, June
Listed are some of the best fares we've found on flights departing from Knoxville to Reykjavik in 2023. Check back in a little while for more flight options.

Knoxville to Keflavik Intl 2023 flight deals

Cheap flights to Keflavik Intl from Knoxville found for this year
Listed are some of the best fares we've found on flights departing from Knoxville to Reykjavik in 2023. Check back in a little while for more flight options.

Cheap United Airlines flights from Knoxville to Keflavik Intl

Take a look at some of the lowest-priced United Airlines flights heading from Knoxville to Reykjavik. Make sure to check back often as deals are often changing.

Cheap Delta flights from Knoxville to Keflavik Intl

Some of the lowest-priced Delta flights we've found at this time heading from Knoxville to Reykjavik. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.

Find flights from Knoxville to Keflavik Intl within your budget

Use the slider to find flights from Knoxville to Keflavik Intl that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$642 - $1,564

Route

Depart

Return

Price

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Tue 10/10

1 stop15h 40m

Reykjavik Keflavik Intl

Wed 10/18

1 stop24h 39m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 9/17

2 stops34h 51m

Reykjavik Keflavik Intl

Mon 9/25

2 stops31h 18m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Wed 10/4

2 stops21h 30m

Reykjavik Keflavik Intl

Wed 10/11

2 stops16h 39m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Wed 11/15

2 stops23h 25m

Reykjavik Keflavik Intl

Tue 11/21

2 stops36h 58m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 9/17

2 stops34h 51m

Reykjavik Keflavik Intl

Mon 9/25

1 stop29h 18m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Tue 10/10

2 stops23h 35m

Reykjavik Keflavik Intl

Wed 10/18

2 stops26h 01m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 9/18

2 stops59h 46m

Reykjavik Keflavik Intl

Mon 10/2

2 stops38h 54m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 9/18

3 stops57h 44m

Reykjavik Keflavik Intl

Mon 10/2

2 stops34h 32m

Knoxville McGhee TysonReykjavik Keflavik Intl

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 9/18

2 stops18h 05m

Reykjavik Keflavik Intl

Sun 10/1

2 stops46h 59m

Flights are sorted by cheapest first

Deals found on 5/30

Reviews of Airlines Servicing Keflavik Intl

To help decide which airline to fly from Knoxville to Reykjavik, see what other customers have to say about United Airlines, Delta and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

Delta
8.0
Very good
2,369 reviews
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

United Airlines
7.6
Good
1,531 reviews
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

American Airlines
7.3
Good
2,149 reviews
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

Lufthansa
6.8
Okay
1,179 reviews
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

Air Canada
6.7
Okay
929 reviews
Delta
8.0
Very good
2,369 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Comfort

7.9

Entertainment

7.8

Food

7.2

Reviews

1 / 10

The crew was amazing. They took such good care of us. I mistakenly thought our seats were changed and they investigated the issue. Later, I realized it was my mistake but they took great pains to rectify the issue. Also, the flight attendant that worked our section was so pleasant and helpful. Good flight

Related info for your journey

Useful info, stats and facts about Knoxville to Keflavik Intl flights.

Top 2 airlines flying from Knoxville to Keflavik Intl

The chart below displays the airlines Cheapflights users traveling from Knoxville to Keflavik Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
DeltaCheapest$732Average$1,043FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
United AirlinesCheapest$1,193Average$2,251FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.