How much is a flight from Knoxville to Porto?

There’s no fixed price — fares between Knoxville and Porto can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Planning flights between Knoxville and Porto? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Knoxville: Knoxville - McGhee Tyson is the only airport in this city.
• Airports in Porto: Only Porto is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Smart ways to search flights from Knoxville to Porto

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Portugal? Other travelers also searched: Faro, Funchal, Lisbon, Ponta Delgada, Porto.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.