HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. John's

$731+ Cheap flights from Knoxville (TYS) to St. John's (YYT)

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YYT
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to St. John's with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to St. John's

Cheapest flights from Knoxville to St. John's
Explore the most affordable flight options available from Knoxville to St. John's. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.

This United Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 8/247:00 am
TYS
-
YYT
2 stops16h 20m
United Airlines
Mon 8/312:05 pm
YYT
-
TYS
2 stops21h 22m
United Airlines
Deal found 7/10$731
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 8/165:45 am
TYS
-
YYT
2 stops18h 36m
United Airlines
Tue 8/185:00 am
YYT
-
TYS
2 stops9h 47m
United Airlines
Deal found 7/8$764
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 8/106:00 am
TYS
-
YYT
2 stops9h 40m
United Airlines
Fri 8/145:35 am
YYT
-
TYS
2 stops10h 32m
United Airlines
Deal found 7/10$822
This Justfly.com deal was found by Cheapflights users on 7/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:45 am
TYS
-
YYT
2 stops33h 40m
WestJet
Fri 9/253:00 pm
YYT
-
TYS
2 stops23h 21m
WestJet
Deal found 7/10$848
This United Airlines deal was found by Cheapflights users on 7/9. 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 10/305:45 am
TYS
-
YYT
2 stops10h 10m
United Airlines
Mon 11/25:15 am
YYT
-
TYS
2 stops16h 59m
United Airlines
Deal found 7/9$853
This Mytrip deal was found by Cheapflights users on 7/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:15 pm
TYS
-
YYT
3 stops30h 10m
Multiple Airlines
Fri 8/147:00 pm
YYT
-
TYS
2 stops17h 28m
Multiple Airlines
Deal found 7/10$865
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Sun 8/165:00 am
TYS
-
YYT
3 stops17h 29m
American Airlines
Tue 8/1810:00 am
YYT
-
TYS
2 stops10h 31m
American Airlines
Deal found 7/8$1,072

Find flight deals from Knoxville to St. John's

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to St. John's (YYT). 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 July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$731
(United Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-St John's flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-St John's flights.
Search Deals
From Knoxville McGhee Tyson to St John's
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to St. John's 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 July 13, 2026.
Use the filters below to find and compare flights from Knoxville to St. John's that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Mon 8/31

5:45 am-12:50 am

2 stops17h 35m

St John's

Wed 9/2

5:35 am-2:37 pm

2 stops10h 32m

$731

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Mon 8/24

7:00 am-12:50 am

2 stops16h 20m

St John's

Mon 8/31

2:05 pm-9:57 am

2 stops21h 22m

$731

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Sun 8/16

5:45 am-1:51 am

2 stops18h 36m

St John's

Tue 8/18

5:00 am-1:17 pm

2 stops9h 47m

$764
Quickest round-trip

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Mon 8/10

6:00 am-5:10 pm

2 stops9h 40m

St John's

Fri 8/14

5:35 am-2:37 pm

2 stops10h 32m

$822

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Mon 9/21

11:45 am-10:55 pm

2 stops33h 40m

St John's

Fri 9/25

3:00 pm-12:51 pm

2 stops23h 21m

$848

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Fri 10/30

5:45 am-5:25 pm

2 stops10h 10m

St John's

Mon 11/2

5:15 am-8:44 pm

2 stops16h 59m

$853

KnoxvilleSt. John's

TYS - YYT

TYSYYT

Knoxville McGhee Tyson

Sun 8/16

5:00 am-11:59 pm

3 stops17h 29m

St John's

Tue 8/18

10:00 am-7:01 pm

2 stops10h 31m

$1,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Knoxville-St. John's flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-St. John's flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-St. John's flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-St. John's 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 Knoxville-St. John's 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 Knoxville to St. John's

Have a flexible travel schedule? Discover the best time to fly to St. John's from Knoxville 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.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to St. John's. 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 Knoxville to St. John's?

    Air Canada, United Airlines, and WestJet can get you from Knoxville to St. John's in just under 16h 20m. Your travel time can differ by up to 17h 20m. Knoxville and St. John's are separated by a distance of 1789 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 Knoxville to St. John's that include hotel bookings?

    Yes. In addition to deals on Knoxville to St. John's flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to St. John's?

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

  • Can I find deals for business class flights from Knoxville to St. John's?

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

See more FAQs

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 St. John's

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to St. John's 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.