Cheap flights from Knoxville to Key West from $126
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 Key West departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Knoxville to Key West
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
What is the cheapest month to fly to Key West?
In general, July is the cheapest month to fly from Knoxville to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $298. If you are unable to visit Key West during the month of July, then departing from Knoxville during the month June is also very affordable. Most momondo users find prices during this month for around $318.
What is the cheapest day to depart on your flight to Key West?
On average, the least expensive day to fly to Key West from Knoxville is on a Friday. momondo users have found tickets for Friday departures for as low as $202. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Key West for around $538.
What is the cheapest time of day to depart on your flight to Key West?
According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from Knoxville to Key West in the morning for as low as $202. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $461. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Key West?
You are more likely to see cheaper flights to Key West from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Knoxville for as low as $184 on momondo.
When to book flights from Knoxville to Key West
Cheap Knoxville to Key West (TYS to EYW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Key West
How far is Knoxville McGhee Tyson to Key West by plane?
Knoxville McGhee Tyson and Key West are 797.5 mi apart from one another. Typically, this will take 2h 11m by plane in normal conditions.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Key West Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Key West Airport refresh daily.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Key West Airport?
As of July 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Key West Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Key West Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Knoxville to Key West?
Based on momondo bookings for flights between Knoxville and Key West, the leading plane model is Airbus A319, making up 80.00% of the total bookings. Other popular models include Airbus A320-100/200 with 20.00%.
What is the most popular airline from Knoxville to Key West?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to Key West is American Airlines (58% of total bookings). The next most popular airlines are Delta (22%) and Allegiant Air (19%).
Best airlines flying from Knoxville to Key West
Compare and see reviews for airlines that fly from Knoxville to Key West with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $78 | Free Cancellation | Rating 7.2 708 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $258 | Free Cancellation | Rating 8.0 7,982 reviews |
Traveling to a place near Key West?
Book flights to Key West if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Knoxville to Key West?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from Knoxville.
Can I find flights from Knoxville to Key West with flexible booking policies on momondo?
Flights from Knoxville to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Knoxville to Key West?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Key West.
I’m not ready to book a flight from Knoxville to Key West right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Knoxville to Key West flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.