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$55+ Cheap flights from Knoxville to Boston (TYS - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BOS
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Boston Logan Intl are usually found in February or March, booked 61 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Knoxville to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$90
(Cheapflightsfares)

One-way from

$55
(Cheapflightsfares)

Popular in

January

Cheapest in

February

Average price

$207

Good round-trip deal

$97 or less

Good one-way deal

$59 or less
Provider with most accurate pricing for Knoxville McGhee Tyson-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Boston Logan Intl flights.
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From Knoxville McGhee Tyson to Boston Logan Intl
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One-way flight from Knoxville McGhee Tyson to Boston Logan Intl
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Highest demand for flights based on searches. 13% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Knoxville McGhee Tyson to Boston Logan Intl.
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Price to beat on a one-way flight from Knoxville McGhee Tyson to Boston Logan Intl.
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Find flight deals from Knoxville to Boston

Cheapest flights from Knoxville to Boston
Explore the most affordable flight options available from Knoxville to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:15 amTYS - BOS
Nonstop2h 15mAllegiant Air
Wed 5/219:54 amBOS - TYS
Nonstop2h 28mAllegiant Air
Deal found 3/20$90
This Mytrip deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:43 pmTYS - BOS
1 stop9h 46mMultiple Airlines
Wed 5/219:54 amBOS - TYS
Nonstop2h 28mMultiple Airlines
Deal found 3/20$156
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:10 amTYS - BOS
1 stop5h 10mDelta
Tue 5/135:20 amBOS - TYS
1 stop5h 03mDelta
Deal found 3/20$231
This United deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:00 amTYS - BOS
1 stop12h 25mUnited Airlines
Fri 9/128:27 pmBOS - TYS
1 stop13h 48mUnited Airlines
Deal found 3/21$395
This American Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/97:00 amTYS - BOS
1 stop4h 09mAmerican Airlines
Mon 6/912:15 pmBOS - TYS
1 stop4h 57mAmerican Airlines
Deal found 3/20$403

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
Use the filters below to find and compare flights from Knoxville to Boston that are best for you.

Fly from

Knoxville

Fly to

Boston

Route

Depart

Return

Price

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Thu 5/8

7:15 am-9:30 am

Nonstop2h 15m

Boston Logan Intl

Wed 5/21

9:54 am-12:22 pm

Nonstop2h 28m

$90

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Thu 5/8

1:43 pm-11:29 pm

1 stop9h 46m

Boston Logan Intl

Wed 5/21

9:54 am-12:22 pm

Nonstop2h 28m

$156

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Wed 5/7

11:10 am-4:20 pm

1 stop5h 10m

Boston Logan Intl

Tue 5/13

5:20 am-10:23 am

1 stop5h 03m

$231

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Sat 9/6

7:00 am-7:25 pm

1 stop12h 25m

Boston Logan Intl

Fri 9/12

8:27 pm-10:15 am

1 stop13h 48m

$395

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Mon 6/9

7:00 am-11:09 am

1 stop4h 09m

Boston Logan Intl

Mon 6/9

12:15 pm-5:12 pm

1 stop4h 57m

$403

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Sat 5/17

6:00 am-8:14 am

Nonstop2h 14m

$55

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Wed 4/16

9:00 am-9:59 pm

1 stop12h 59m

$95

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Sat 5/17

6:27 pm-10:51 pm

1 stop4h 24m

$210

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Sat 5/17

7:00 am-3:54 pm

2 stops8h 54m

$250

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Sun 4/27

6:44 am-1:20 pm

1 stop6h 36m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 11 results
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Compare providers for flights from Knoxville to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Boston in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Boston

How far ahead should I book a flight from Knoxville to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Knoxville to Boston. Price data was last updated on March 14, 2025.

The best time to book flights from Knoxville to Boston is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Knoxville to Boston?

Currently, January is the cheapest month in which you can book a flight from Knoxville to Boston (average of $218). Flying from Knoxville to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TYS to BOS?

Find hourly flight availability from Knoxville to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 2025.

It’s optimal to fly from Knoxville to Boston in the morning. By choosing this option you can save up to 59% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Knoxville to Boston?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to Boston. Price data was last updated on March 16, 2025.

Travelers seeking maximum savings on their Knoxville to Boston flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated March 21, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Knoxville to Boston to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,759 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,895 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Allegiant Air
7.3
Good
732 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Knoxville to Boston?

    Boston Logan Intl is the airport most travelers will use when flying to Boston from Knoxville McGhee Tyson. Booking flights from McGhee Tyson (TYS) to Logan Intl (BOS) should be relatively easy as there is 1 daily flight to Boston from 4 different airlines. 2h 12m is how long a flight from Knoxville to Boston Logan Intl will take if you book a nonstop flight.

  • How popular is this Knoxville to Boston flight route?

    Within the past month, 2 users have taken a look at flights from Knoxville McGhee Tyson to Boston Logan Intl.

  • What are the cheapest airlines flying from Knoxville to Boston round-trip?

    Our cheapest airline available from Knoxville to Boston is Allegiant Air. Our recent data shows that you can find tickets from as low as $90 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $231 and $395 round-trip. Allegiant Air is 72% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Knoxville to Boston one-way?

    One-way options have recently been found by users for as low as $55 on Allegiant Air. Other airlines that offer cheap prices include American Airlines from $210 and United Airlines from $250 one-way.

  • What are the cheapest flights from Knoxville to Boston?

    Looking at all options, your cheapest flight can be booked for $55. While the most popular route (Knoxville McGhee Tyson - Boston Logan Intl) can be booked for $90 on average our data indicates $106 when flying from Knoxville to Boston.

  • Can I find deals for flights from Knoxville to Boston that include hotel bookings?

    Yes. In addition to deals on Knoxville to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Boston.

  • Can I find deals for business class flights from Knoxville to Boston?

    Yes. Cheapflights offers flight deals from Knoxville to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Boston?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Boston (average of $218). Flying from Knoxville to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Warwick
Marlborough
Waltham
Cambridge
Framingham
Chestnut Hill
Seekonk
Randolph
Brockton
Lowell
West Yarmouth
Woburn
Somerville
Saco
Burlington
Smithfield
Salem
Chelsea
Seabrook
Brookline

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Top 4 airlines flying from Knoxville to Boston

Discover the top 4 airlines that operate flights from Knoxville to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$105Average$216FlexibilityNo cancel feeOn-time88%
DeltaCheapest$232Average$475FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$252Average$620FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$255Average$502FlexibilityNo cancel feeOn-time71%
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