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Cheap flights from Knoxville to Reykjavik from $540

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Reykjavik departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Knoxville to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:15 pm - 9:30 am
TYS
-
KEF
36h 15m
2 stops
Multiple Airlines Logo
11:25 am - 11:54 pm
KEF
-
TYS
16h 29m
2 stops
$634Multiple Airlines
Sat, Apr 25 - Wed, May 6
Multiple Airlines Logo
6:30 am - 8:10 am
TYS
-
KEF
21h 40m
1 stop
Multiple Airlines Logo
7:55 pm - 12:59 pm
KEF
-
TYS
21h 04m
1 stop
$668Multiple Airlines
Thu, May 14 - Sat, May 23
KLM Logo
10:03 am - 9:30 am
TYS
-
KEF
19h 27m
2 stops
KLM Logo
11:25 am - 11:54 pm
KEF
-
TYS
16h 29m
2 stops
$679KLM
Sat, Apr 25 - Wed, May 6
Multiple Airlines Logo
6:45 am - 8:10 am
TYS
-
KEF
21h 25m
1 stop
Multiple Airlines Logo
7:55 pm - 1:01 pm
KEF
-
TYS
21h 06m
1 stop
$702Multiple Airlines
Sat, Jun 6 - Sat, Jun 13
Multiple Airlines Logo
6:30 am - 6:05 am
TYS
-
KEF
19h 35m
1 stop
Multiple Airlines Logo
7:55 pm - 12:59 pm
KEF
-
TYS
21h 04m
1 stop
$737Multiple Airlines
Sun, May 17 - Wed, May 27
Multiple Airlines Logo
6:00 am - 8:10 am
TYS
-
KEF
22h 10m
1 stop
Multiple Airlines Logo
5:10 pm - 12:05 pm
KEF
-
TYS
22h 55m
1 stop
$757Multiple Airlines
Sat, Apr 25 - Wed, May 6
Delta Logo
6:55 am - 9:30 am
TYS
-
KEF
22h 35m
2 stops
Delta Logo
11:25 am - 11:09 am
KEF
-
TYS
27h 44m
2 stops
$779Delta
Sat, Apr 25 - Wed, May 6
Multiple Airlines Logo
3:05 pm - 7:00 am
TYS
-
KEF
11h 55m
1 stop
Multiple Airlines Logo
9:30 am - 10:57 pm
KEF
-
TYS
17h 27m
1 stop
$784Multiple Airlines
Mon, May 18 - Tue, May 26
Virgin Atlantic Logo
3:05 pm - 7:00 am
TYS
-
KEF
11h 55m
1 stop
Virgin Atlantic Logo
8:45 am - 9:48 pm
KEF
-
TYS
17h 03m
2 stops
$788Virgin Atlantic
Sun, May 17 - Thu, May 28
Multiple Airlines Logo
6:00 am - 8:10 am
TYS
-
KEF
22h 10m
1 stop
Multiple Airlines Logo
5:10 pm - 3:41 pm
KEF
-
TYS
26h 31m
2 stops
$801Multiple Airlines
Sat, Apr 25 - Wed, May 6

Virgin Atlantic flights from Knoxville to Reykjavik Keflavik Intl Airport

Our best Virgin Atlantic deals on Knoxville to Reykjavik Keflavik Intl Airport flight tickets
Virgin Atlantic
May 17
TYS3:05 pmKnoxville McGhee Tyson
11h 55m
1 stop
KEF7:00 amReykjavik Keflavik Intl
May 28
KEF8:45 amReykjavik Keflavik Intl
17h 03m
2 stops
TYS9:48 pmKnoxville McGhee Tyson
$788
Virgin Atlantic
Jul 7
TYS4:00 pmKnoxville McGhee Tyson
13h 30m
2 stops
KEF9:30 amReykjavik Keflavik Intl
Jul 14
KEF11:25 amReykjavik Keflavik Intl
16h 21m
2 stops
TYS11:46 pmKnoxville McGhee Tyson
$978

United Airlines flights from Knoxville to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Knoxville to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Aug 23
TYS1:35 pmKnoxville McGhee Tyson
14h 55m
1 stop
KEF8:30 amReykjavik Keflavik Intl
Aug 31
KEF10:00 amReykjavik Keflavik Intl
34h 59m
2 stops
TYS4:59 pmKnoxville McGhee Tyson
$865
United Airlines
Aug 23
TYS5:57 pmKnoxville McGhee Tyson
10h 53m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Aug 31
KEF11:30 amReykjavik Keflavik Intl
12h 58m
1 stop
TYS8:28 pmKnoxville McGhee Tyson
$880
United Airlines
May 20
TYS9:50 amKnoxville McGhee Tyson
19h 00m
2 stops
KEF8:50 amReykjavik Keflavik Intl
May 29
KEF12:00 pmReykjavik Keflavik Intl
12h 56m
1 stop
TYS8:56 pmKnoxville McGhee Tyson
$935

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Knoxville to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 4/25

5:15 pm-9:30 am

2 stops36h 15m

Reykjavik Keflavik Intl

Wed 5/6

11:25 am-11:54 pm

2 stops16h 29m

$634

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Thu 5/14

6:30 am-8:10 am

1 stop21h 40m

Reykjavik Keflavik Intl

Sat 5/23

7:55 pm-12:59 pm

1 stop21h 04m

$668

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 4/25

10:03 am-9:30 am

2 stops19h 27m

Reykjavik Keflavik Intl

Wed 5/6

11:25 am-11:54 pm

2 stops16h 29m

$679

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 6/6

6:45 am-8:10 am

1 stop21h 25m

Reykjavik Keflavik Intl

Sat 6/13

7:55 pm-1:01 pm

1 stop21h 06m

$702

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 5/17

6:30 am-6:05 am

1 stop19h 35m

Reykjavik Keflavik Intl

Wed 5/27

7:55 pm-12:59 pm

1 stop21h 04m

$737

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 4/25

6:00 am-8:10 am

1 stop22h 10m

Reykjavik Keflavik Intl

Wed 5/6

5:10 pm-12:05 pm

1 stop22h 55m

$757

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 4/25

6:55 am-9:30 am

2 stops22h 35m

Reykjavik Keflavik Intl

Wed 5/6

11:25 am-11:09 am

2 stops27h 44m

$779

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 5/18

3:05 pm-7:00 am

1 stop11h 55m

Reykjavik Keflavik Intl

Tue 5/26

9:30 am-10:57 pm

1 stop17h 27m

$784
Quickest round-trip

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 5/17

3:05 pm-7:00 am

1 stop11h 55m

Reykjavik Keflavik Intl

Thu 5/28

8:45 am-9:48 pm

2 stops17h 03m

$788

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sat 4/25

6:00 am-8:10 am

1 stop22h 10m

Reykjavik Keflavik Intl

Wed 5/6

5:10 pm-3:41 pm

2 stops26h 31m

$801

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Knoxville to Reykjavik Keflavik Intl Airport

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

Can stopping save me money on Knoxville to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 38% on your flight if you consider stops on a Knoxville to Reykjavik Keflavik Intl Airport flight.

When to book flights from Knoxville to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Reykjavik Keflavik Intl Airport (TYS to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Reykjavik Keflavik Intl Airport

Fastest flight time

11h 23m

Direct flights

None
The fastest flight from Knoxville to Reykjavik Keflavik Intl Airport takes 11h 23m
There are no direct flights from Knoxville to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Knoxville to Reykjavik Keflavik Intl Airport.
Search flight deals

  • How far is Knoxville McGhee Tyson to Reykjavik Keflavik Intl by plane?

    Knoxville McGhee Tyson and Reykjavik Keflavik Intl are 3156.9 mi apart from one another. A reasonable flight in good conditions will take 11h 23m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Reykjavik Keflavik Intl Airport were last updated today.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Reykjavik?

It is quick and easy to find Knoxville to Reykjavik flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Reykjavik that suits you.

Can I find flights from Knoxville to Reykjavik with flexible booking policies on momondo?

Yes. All flights to Reykjavik from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Reykjavik?

Once you have performed a search for Knoxville to Reykjavik flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Knoxville to Reykjavik right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Knoxville to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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