The cheapest times to fly from TYS to COO are

  • January 8th to May 6th (except the week of April 2nd)
  • October 29th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from TYS to COO is mid November. Prices can be as high as $12400 for Thursday flights during early August, or as low as $1436 for Friday flights around mid November.


When to Fly to Cotonou

Flying from Knoxville, TN (TYS) to Cotonou (COO) will usually cost between $2229 to $3019 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $2072. Due to high demand the most expensive time to fly is early August, with an average price of $5039. Planning your trip to low-cost times can easily save you $2967 on economy flights and even more on first-class flights. Generally, any price below $2433 can be considered a good price for a round-trip TYS to COO flight.

See below for a graph of average weekly prices for the TYS to COO route. All prices are for round-trip tickets in USD.

TYS to COO Flight Prices

Compared to other flights, the TYS to COO flight is more expensive than the average and costs more than the average flight leaving from Knoxville. The average price per mile (for a direct flight) is $0.26, which is below average.


Flight Prices by Day of the Week

Friday is usually the cheapest day to fly to COO, and Tuesday the cheapest day to fly back into TYS. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $3729 (57%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Friday and returning a week later will cost an average of $2251. Return trip prices are from the COO to TYS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from TYS to COO can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 21 minutes may not be realistic.


Flight Hacking TYS to COO

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from TYS to COO — but Champion Traveler does!

Hack #1: New York, NY (TYS > JFK > COO)

  • Price for both tickets: $1259
  • Average savings: $1174 (48.25%)

See TYS to JFK flights

Hack #2: New York, NY (TYS > LGA > COO)

  • Price for both tickets: $1320
  • Average savings: $1113 (45.75%)

See TYS to LGA flights

Hack #3: Washington, DC (TYS > IAD > COO)

  • Price for both tickets: $1375
  • Average savings: $1058 (43.49%)

See TYS to IAD flights


Flight Questions Answered

Still have questions about flying from TYS to COO? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Air France, American, British Airways, Brussels Airlines, Delta, Ethiopian, Finnair, Iberia, KLM, Lufthansa, Royal Air Maroc, United, and potentially more during busy seasons.

How far away is it from Card Bernardin Gadin de Cadjehoun International Airport to McGhee Tyson Airport?

The distance between the two airports is roughly 5758 miles or 9267 kilometers.

How long does it take to fly from TYS to COO?

The real-world flight time for a nonstop TYS to COO flight is about 11 hour 21 minutes.

How many flights go between Knoxville, TN and Cotonou?

It depends on the day of the week and the date, but a typical day might have around 23 available flights from TYS to COO.


Airport Location Info


Departing Airport

Origination code TYS
Origination airport name McGhee Tyson Airport
City Knoxville, TN
Country the United States
Latitude 35.8
Longitude -84

Return Airport

Destination code COO
Destination airport name Card Bernardin Gadin de Cadjehoun International Airport
City Cotonou
Country Benin
Latitude 6.4
Longitude 2.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.