Are direct flights from Southampton to Knoxville always the best option?

Direct flights are convenient and save time, but they are not always the cheapest option. Flights with layovers can sometimes be more affordable, especially for longer distances. Consider if the time saved by a direct flight outweighs potential cost savings from a connecting flight.

Can flexible travel dates help on Southampton to Knoxville flights?

Being flexible with your travel dates can significantly impact flight prices. Flying on weekdays or during off-peak seasons often results in lower fares. Even shifting your departure or return by a day or two may reveal cheaper options.

What extra costs should I check before booking Southampton to Knoxville flights?

Always check for potential extra costs like baggage fees, seat selection charges, and in-flight services. Some airlines may charge for carry-on bags or checked luggage. Understanding these fees beforehand can help you compare the total cost of your trip accurately.

Flights From Southampton

To Knoxville

Cheap Flights from Southampton to Knoxville

Browse current best options from Southampton. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Southampton

RatePunk searches hundreds of travel sites at once for deals on flights to Knoxville

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Southampton to Knoxville

Explore current cheapest deals departing from Southampton to Knoxville

2026-09-19 – 2026-10-19
SOU - Knoxville
88% AI deal score
£771
£575
Round trip
2026-10-03 – 2026-10-19
SOU - Knoxville
89% AI deal score
£819
£585
Round trip
2026-09-30 – 2026-10-19
SOU - Knoxville
87% AI deal score
£791
£605
Round trip
2026-10-03 – 2026-10-23
SOU - Knoxville
88% AI deal score
£813
£611
Round trip
2026-09-03 – 2026-09-13
SOU - Knoxville
78% AI deal score
£787
£715
Round trip
2026-09-03 – 2026-09-19
SOU - Knoxville
77% AI deal score
£778
£717
Round trip
2026-09-04 – 2026-09-11
SOU - Knoxville
79% AI deal score
£816
£717
Round trip
2026-09-03 – 2026-09-12
SOU - Knoxville
78% AI deal score
£790
£720
Round trip
2026-10-30 – 2026-11-11
SOU - Knoxville
79% AI deal score
£833
£725
Round trip
2026-10-28 – 2026-11-11
SOU - Knoxville
79% AI deal score
£833
£725
Round trip

Southampton to Knoxville: Overview

How much is a round trip from Southampton to Knoxville

Regular price: £706 - £1,433

Prices are currently below the regular range.

The regular price range for flights from Southampton to Knoxville is 706 GBP to 1433 GBP. The current lowest deal is 594 GBP with easyJet UK, for travel from Oct 3-Oct 19.

now £594

Low £706

High £1,433

The cheapest time to fly from Southampton to Knoxville

The cheapest month to fly from SOU to TYS is July, with a median price of $836. The most expensive month is August, with a median price of $1270. Prices are generally lower from July to November.

July

Cheapest

Flights from £836

August

Most Expensive

Flights from £1,270

Jul

Aug

Sep

Oct

Nov

Direct flights from Southampton to Knoxville

Allegiant Air

Aer Lingus

easyJet UK

Norse Atlantic UK

Last-minute flights going from Southampton to Knoxville

Thu, Aug 27

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

Aer Lingus, WestJet

£885

£769

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£893

£839

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£885

£841

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£896

£844

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£924

£844

One-way

Tue, Sep 1

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

Livingston Energy Flight, KLM

£768

£1,077

One-way

Biggest price drops on these dates for flights from Southampton to Knoxville

16 nights

Oct 3 - Oct 19

£819 → £594

27%

Sep 19 - Oct 19

£778 → £616

21%

12 nights

Oct 30 - Nov 11

£837 → £713

15%

14 nights

Oct 28 - Nov 11

£834 → £718

14%

Popular Airports to fly from Southampton to Knoxville

Southampton - Knoxville route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Southampton to Knoxville are below the typical level at $594.

📅 Best time to fly

Fly in July for the best prices

Historically, July offers the lowest median price at $836 for flights from Southampton to Knoxville.

⏱️ Flight duration

Connecting flights take 27h 13m

Flights from Southampton to Knoxville typically involve connecting, with a median duration of 27h 13m.

✈️ Airlines & availability

Connecting flights are dominant

There are no direct flights; connecting flights are dominant, typically with 2 stopovers.

🏆 Airline highlight

Allegiant Air offers connecting flights

Allegiant Air has 30 connecting flight deals on this route, making it a frequent option.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Southampton to Knoxville are historically rare, so book when you see a good price.

Southampton main airports to depart from

Southampton (SOU)

Cheapest

Southampton Airport is a convenient choice for flights to Knoxville, offering a good value departure.

📍 ~6 km from city center (reachable by car or train)

💸 Flights from ~£598

Knoxville main airports to arrive at

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport is ideal for travelers flying from Southampton to Knoxville.

📍 ~18 km from Knoxville (reachable by car)

💸 Flights from ~£598

Airports nearby Knoxville used as alternative

Hartsfield–Jackson Atlanta International (ATL)

Hartsfield–Jackson Atlanta International offers unparalleled direct flight options and often provides significant cost savings.

📍 ~290 km from Knoxville (requires a 3.5 to 4-hour drive)

💸 Flights from ~£497

Frequently Asked Questions About Flights to Knoxville

Finding affordable flights often involves comparing prices from various providers. Using flight comparison sites can help you see different options side-by-side. Being flexible with your travel dates and times may also reveal lower fares.

Booking flights in advance can often lead to better prices, though the optimal booking window can vary. Prices may fluctuate, so monitoring fares over time can be beneficial. Last-minute bookings sometimes offer deals, but they can also be more expensive.

Comparing nearby airports can sometimes uncover more flight options or different pricing. While it might add to your ground travel, the potential savings on airfare could be significant. It's often worth checking if alternative airports offer better value.

Related routes

More routes from Southampton

Flights from Southampton to Amsterdam Flights from Southampton to Athens Flights from Southampton to Auckland Flights from Southampton to Austin Flights from Southampton to Barcelona Flights from Southampton to Belfast Flights from Southampton to Copenhagen Flights from Southampton to Dallas Flights from Southampton to Dublin Flights from Southampton to Edinburgh Flights from Southampton to Vienna Flights from Southampton to Zürich

Flights to Knoxville from other cities

Flights from Atlanta to Knoxville Flights from Bangkok to Knoxville Flights from Chicago to Knoxville Flights from Dallas to Knoxville Flights from Florence to Knoxville Flights from Houston to Knoxville Flights from Madrid to Knoxville Flights from Milan to Knoxville Flights from Nashville to Knoxville Flights from Rome to Knoxville Flights from San Francisco to Knoxville Flights from Venice to Knoxville

Southampton to Knoxville: Overview

How much is a round trip from Southampton to Knoxville

Regular price: £706 - £1,433

Prices are currently below the regular range.

The regular price range for flights from Southampton to Knoxville is 706 GBP to 1433 GBP. The current lowest deal is 594 GBP with easyJet UK, for travel from Oct 3-Oct 19.

now £594

Low £706

High £1,433

The cheapest time to fly from Southampton to Knoxville

The cheapest month to fly from SOU to TYS is July, with a median price of $836. The most expensive month is August, with a median price of $1270. Prices are generally lower from July to November.

July

Cheapest

Flights from £836

August

Most Expensive

Flights from £1,270

Jul

Aug

Sep

Oct

Nov

Direct flights from Southampton to Knoxville

Allegiant Air

Aer Lingus

easyJet UK

Norse Atlantic UK

Last-minute flights going from Southampton to Knoxville

Thu, Aug 27

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

Aer Lingus, WestJet

£885

£769

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£893

£839

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£885

£841

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£896

£844

One-way

Sat, Aug 29

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

easyJet UK, WestJet

£924

£844

One-way

Tue, Sep 1

⌛ Last-Minute

SOU - Knoxville

Southampton (SOU) - Knoxville (TYS)

Livingston Energy Flight, KLM

£768

£1,077

One-way

Biggest price drops on these dates for flights from Southampton to Knoxville

16 nights

Oct 3 - Oct 19

£819 → £594

27%

Sep 19 - Oct 19

£778 → £616

21%

12 nights

Oct 30 - Nov 11

£837 → £713

15%

14 nights

Oct 28 - Nov 11

£834 → £718

14%

Popular Airports to fly from Southampton to Knoxville