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Cheap flights from Knoxville to Reykjavik from $816

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Reykjavik departing on 11/4. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:53 am - 10:00 am
TYS
-
KEF
17h 07m
2 stops
United Airlines Logo
12:00 pm - 10:49 am
KEF
-
TYS
27h 49m
2 stops
$816United Airlines
Wed, Nov 4 - Mon, Nov 9
United Airlines Logo
10:48 am - 10:00 am
TYS
-
KEF
18h 12m
1 stop
United Airlines Logo
12:00 pm - 9:50 am
KEF
-
TYS
26h 50m
1 stop
$817United Airlines
Wed, Nov 4 - Mon, Nov 9
United Airlines Logo
10:42 am - 8:50 am
TYS
-
KEF
18h 08m
1 stop
United Airlines Logo
9:15 am - 9:00 pm
KEF
-
TYS
39h 45m
2 stops
$831United Airlines
Fri, Oct 9 - Fri, Oct 16
United Airlines Logo
5:45 am - 8:50 am
TYS
-
KEF
23h 05m
2 stops
United Airlines Logo
9:15 am - 9:00 pm
KEF
-
TYS
39h 45m
2 stops
$836United Airlines
Fri, Oct 9 - Fri, Oct 16
United Airlines Logo
6:00 am - 8:45 am
TYS
-
KEF
22h 45m
3 stops
United Airlines Logo
9:15 am - 9:00 pm
KEF
-
TYS
39h 45m
2 stops
$839United Airlines
Fri, Sep 25 - Fri, Oct 2
Multiple Airlines Logo
7:35 pm - 10:00 am
TYS
-
KEF
33h 25m
2 stops
Multiple Airlines Logo
3:20 pm - 9:59 am
KEF
-
TYS
47h 39m
2 stops
$853Multiple Airlines
Tue, Dec 1 - Sun, Dec 6
Multiple Airlines Logo
7:10 am - 6:15 am
TYS
-
KEF
19h 05m
1 stop
Multiple Airlines Logo
5:00 pm - 12:04 pm
KEF
-
TYS
23h 04m
1 stop
$886Multiple Airlines
Mon, Oct 12 - Sun, Oct 18
Air Canada Logo
5:45 am - 7:55 am
TYS
-
KEF
22h 10m
2 stops
Air Canada Logo
9:15 am - 11:54 pm
KEF
-
TYS
18h 39m
2 stops
$991Air Canada
Sun, Jul 19 - Tue, Jul 28
United Airlines Logo
10:18 am - 8:50 am
TYS
-
KEF
18h 32m
1 stop
United Airlines Logo
11:30 am - 8:34 pm
KEF
-
TYS
13h 04m
1 stop
$993United Airlines
Sun, Jul 19 - Tue, Jul 28
United Airlines Logo
10:42 am - 8:45 am
TYS
-
KEF
18h 03m
2 stops
United Airlines Logo
9:15 am - 9:00 pm
KEF
-
TYS
39h 45m
2 stops
$994United Airlines
Mon, Oct 12 - Sun, Oct 18

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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
Nov 4
TYS11:53 amKnoxville McGhee Tyson
17h 07m
2 stops
KEF10:00 amReykjavik Keflavik Intl
Nov 9
KEF12:00 pmReykjavik Keflavik Intl
27h 49m
2 stops
TYS10:49 amKnoxville McGhee Tyson
$816
United Airlines
Nov 4
TYS10:48 amKnoxville McGhee Tyson
18h 12m
1 stop
KEF10:00 amReykjavik Keflavik Intl
Nov 9
KEF12:00 pmReykjavik Keflavik Intl
26h 50m
1 stop
TYS9:50 amKnoxville McGhee Tyson
$817
United Airlines
Oct 9
TYS10:42 amKnoxville McGhee Tyson
18h 08m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Oct 16
KEF9:15 amReykjavik Keflavik Intl
39h 45m
2 stops
TYS9:00 pmKnoxville McGhee Tyson
$831

Air Canada flights from Knoxville to Reykjavik Keflavik Intl Airport

Our best Air Canada deals on Knoxville to Reykjavik Keflavik Intl Airport flight tickets
Air Canada
Jul 21
TYS1:54 pmKnoxville McGhee Tyson
38h 51m
2 stops
KEF8:45 amReykjavik Keflavik Intl
Jul 28
KEF9:15 amReykjavik Keflavik Intl
39h 29m
2 stops
TYS8:44 pmKnoxville McGhee Tyson
$981
Air Canada
Jul 19
TYS5:45 amKnoxville McGhee Tyson
22h 10m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Jul 28
KEF9:15 amReykjavik Keflavik Intl
18h 39m
2 stops
TYS11:54 pmKnoxville McGhee Tyson
$991
Air Canada
Jul 20
TYS5:45 amKnoxville McGhee Tyson
22h 10m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Jul 27
KEF9:15 amReykjavik Keflavik Intl
18h 39m
2 stops
TYS11:54 pmKnoxville McGhee Tyson
$1,061

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 June 23, 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

Wed 11/4

11:53 am-10:00 am

2 stops17h 07m

Reykjavik Keflavik Intl

Mon 11/9

12:00 pm-10:49 am

2 stops27h 49m

$816

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Wed 11/4

10:48 am-10:00 am

1 stop18h 12m

Reykjavik Keflavik Intl

Mon 11/9

12:00 pm-9:50 am

1 stop26h 50m

$817

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Fri 10/9

10:42 am-8:50 am

1 stop18h 08m

Reykjavik Keflavik Intl

Fri 10/16

9:15 am-9:00 pm

2 stops39h 45m

$831

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Fri 10/9

5:45 am-8:50 am

2 stops23h 05m

Reykjavik Keflavik Intl

Fri 10/16

9:15 am-9:00 pm

2 stops39h 45m

$836

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Fri 9/25

6:00 am-8:45 am

3 stops22h 45m

Reykjavik Keflavik Intl

Fri 10/2

9:15 am-9:00 pm

2 stops39h 45m

$839

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Tue 12/1

7:35 pm-10:00 am

2 stops33h 25m

Reykjavik Keflavik Intl

Sun 12/6

3:20 pm-9:59 am

2 stops47h 39m

$853

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 10/12

7:10 am-6:15 am

1 stop19h 05m

Reykjavik Keflavik Intl

Sun 10/18

5:00 pm-12:04 pm

1 stop23h 04m

$886

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 7/19

5:45 am-7:55 am

2 stops22h 10m

Reykjavik Keflavik Intl

Tue 7/28

9:15 am-11:54 pm

2 stops18h 39m

$991
Quickest round-trip

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Sun 7/19

10:18 am-8:50 am

1 stop18h 32m

Reykjavik Keflavik Intl

Tue 7/28

11:30 am-8:34 pm

1 stop13h 04m

$993

KnoxvilleReykjavik

TYS - KEF

TYSKEF

Knoxville McGhee Tyson

Mon 10/12

10:42 am-8:45 am

2 stops18h 03m

Reykjavik Keflavik Intl

Sun 10/18

9:15 am-9:00 pm

2 stops39h 45m

$994

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 25% 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

14h 55m

Direct flights

None
The fastest flight from Knoxville to Reykjavik Keflavik Intl Airport takes 14h 55m
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

Frequently asked questions about flying from Knoxville to Reykjavik Keflavik Intl Airport

  • 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 14h 55m.

  • 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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