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Cheap Flights from Knoxville to Boston starting at S$ 84

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Knoxville to Boston

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Knoxville to Boston

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From S$ 84
Allegiant Air
From S$ 114
Delta Air Lines
From S$ 188
United Airlines
From S$ 191
American Airlines
From S$ 199
ANA airlines

Find more flights and airlines

Alternative Routes from Knoxville to Boston

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Knoxville to Boston.

  • Cheapest
    Frontier Airlines
    TYS
    08:46
    22h 39m
    1 transfer
    BOS
    07:25
    Mcghee Tyson Airport - General Edward Lawrence Logan International Airport
    Tue, Jun 11Frontier Airlines
    S$ 84
  • Frontier Airlines
    TYS
    08:46
    22h 39m
    1 transfer
    BOS
    07:25
    Mcghee Tyson Airport - General Edward Lawrence Logan International Airport
    Tue, Jun 11Frontier Airlines
    S$ 84
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Knoxville (TYS) to Boston (BOS) the cheapest?

    Airlines adjust prices for flights from Knoxville to Boston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Knoxville (TYS) to Boston (BOS) cost?

    According to Trip.com's data, the lowest price is around S$ 717.
  • How long is a flight from Knoxville (TYS) to Boston (BOS)?

    It takes about 2 hours 17 minutes to fly from Knoxville (TYS) to Boston (BOS).
  • What are the most popular airlines that fly from Knoxville (TYS) to Boston (BOS)?

    Airlines with flights from Knoxville (TYS) to Boston (BOS): Allegiant Air.
  • What's the most popular airline for direct flights from Knoxville (TYS) to Boston (BOS)?

    Allegiant Air operates 1 direct flights from Knoxville (TYS) to Boston (BOS).
  • How many airports in Boston?

Find cheapest flight ticket from Knoxville to Boston

Cheapest direct flight price

S$ 83

Cheapest return ticket price

S$ 291

Cheapest month

January

Peak season for travel

October