New Hampshire

$51+ Cheap flights from Knoxville (TYS) to New Hampshire

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MHT
Mar 13 — Mar 201
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to New Hampshire with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to New Hampshire

Cheapest flights from Knoxville to New Hampshire
Explore the most affordable flight options available from Knoxville to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Mytrip deal was found by Cheapflights users on 2/8. 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 3/56:30 am
TYS
-
BOS
Nonstop2h 10m
Allegiant Air
Sun 3/89:30 am
BOS
-
TYS
Nonstop2h 32m
Allegiant Air
Deal found 2/8$87
This Gotogate deal was found by Cheapflights users on 2/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:30 am
TYS
-
BOS
Nonstop2h 08m
Allegiant Air
Sun 3/19:28 am
BOS
-
TYS
Nonstop2h 41m
Allegiant Air
Deal found 2/8$92
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Sun 2/156:30 am
TYS
-
BOS
Nonstop2h 09m
Allegiant Air
Sun 2/229:29 am
BOS
-
TYS
Nonstop2h 43m
Allegiant Air
Deal found 2/8$132
This Mytrip deal was found by Cheapflights users on 2/9. 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 3/267:30 am
TYS
-
BOS
Nonstop2h 10m
Allegiant Air
Thu 4/210:36 am
BOS
-
TYS
Nonstop2h 29m
Allegiant Air
Deal found 2/9$133
This Mytrip deal was found by Cheapflights users on 2/9. 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 3/127:30 am
TYS
-
BOS
Nonstop2h 10m
Allegiant Air
Sun 3/229:00 am
BOS
-
TYS
Nonstop2h 32m
Allegiant Air
Deal found 2/9$146
This Gotogate deal was found by Cheapflights users on 2/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:30 am
TYS
-
BOS
Nonstop2h 10m
Allegiant Air
Sun 3/2910:30 am
BOS
-
TYS
Nonstop2h 32m
Allegiant Air
Deal found 2/9$150
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:45 am
TYS
-
BOS
Nonstop2h 10m
Allegiant Air
Sat 6/69:53 am
BOS
-
TYS
Nonstop2h 23m
Allegiant Air
Deal found 2/10$152
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:30 am
TYS
-
BOS
Nonstop2h 08m
Multiple Airlines
Thu 3/511:45 am
BOS
-
TYS
1 stop10h 18m
Multiple Airlines
Deal found 2/8$171
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:30 am
TYS
-
BOS
Nonstop2h 08m
Multiple Airlines
Sun 3/14:22 pm
BOS
-
TYS
1 stop26h 09m
Multiple Airlines
Deal found 2/8$173
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
TYS
-
BOS
Nonstop2h 16m
Allegiant Air
Sat 7/49:40 am
BOS
-
TYS
Nonstop2h 22m
Allegiant Air
Deal found 2/8$176
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Sat 9/197:15 am
TYS
-
PWM
1 stop6h 07m
American Airlines
Sat 9/267:20 pm
PWM
-
TYS
1 stop4h 50m
American Airlines
Deal found 2/10$279
This Southwest deal was found by Cheapflights users on 2/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:50 pm
TYS
-
PWM
2 stops9h 30m
Southwest
Tue 6/235:30 am
PWM
-
TYS
2 stops11h 30m
Southwest
Deal found 2/10$289

Find flight deals from Knoxville to New Hampshire

Keep the following information in mind while searching for Knoxville to New Hampshire flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$87
(Mytrip)

One-way from

$51
(Booking.com)

Popular in

November

Cheapest in

May

Average price

$256
Provider with most accurate pricing for Knoxville McGhee Tyson-Boston Logan Intl flight deals.
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Boston Logan Intl flights.
From Knoxville McGhee Tyson to New Hampshire
One-way flight from Knoxville McGhee Tyson to New Hampshire
Highest demand for flights based on searches. 10% potential increase in price ($28 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to New Hampshire 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 February 11, 2026.
Use the filters below to find and compare flights from Knoxville to New Hampshire that are best for you.

Fly from

Knoxville

Fly to

New Hampshire

Route

Depart

Return

Price

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Thu 4/16

6:00 am-8:16 am

Nonstop2h 16m

Boston Logan Intl

Tue 4/21

7:55 pm-10:36 am

1 stop14h 41m

$184

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Tue 3/10

7:00 am-12:49 pm

1 stop5h 49m

Boston Logan Intl

Tue 3/17

12:10 pm-8:47 pm

1 stop8h 37m

$231

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Tue 3/24

6:20 pm-11:00 pm

1 stop4h 40m

Boston Logan Intl

Wed 3/25

11:25 am-8:05 pm

2 stops8h 40m

$236

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Tue 3/10

6:35 am-4:00 pm

2 stops9h 25m

Boston Logan Intl

Tue 3/17

11:25 am-9:10 pm

2 stops9h 45m

$241

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Wed 3/11

6:35 am-4:00 pm

2 stops9h 25m

Boston Logan Intl

Tue 3/17

11:25 am-9:10 pm

2 stops9h 45m

$241

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Wed 3/11

7:00 am-2:31 pm

2 stops7h 31m

Boston Logan Intl

Wed 3/18

5:45 am-10:49 am

1 stop5h 04m

$248

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Thu 4/9

5:40 am-10:04 am

1 stop4h 24m

Boston Logan Intl

Mon 4/13

7:00 am-11:50 am

1 stop4h 50m

$259

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Wed 5/6

11:02 am-4:30 pm

1 stop5h 28m

Boston Logan Intl

Wed 5/13

6:55 am-2:33 pm

1 stop7h 38m

$259

KnoxvilleBoston

TYS - BOS

TYSBOS

Knoxville McGhee Tyson

Thu 3/26

5:40 am-10:04 am

1 stop4h 24m

Boston Logan Intl

Tue 3/31

6:35 am-11:17 am

1 stop4h 42m

$259

KnoxvillePortland

TYS - PWM

TYSPWM

Knoxville McGhee Tyson

Mon 3/2

5:02 pm-11:20 pm

1 stop6h 18m

Portland

Mon 3/9

6:03 am-11:12 am

1 stop5h 09m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 56 results
1
2
3
...
6

Best time to book a flight from Knoxville to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire 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 New Hampshire

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

Currently, September is the cheapest month in which you can book a flight from Knoxville to New Hampshire (average of $188). Flying from Knoxville to New Hampshire in November is currently the most expensive (average of $356). 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.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. 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 New Hampshire. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Knoxville to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Knoxville to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Knoxville to New Hampshire?

    If you book a flight to New Hampshire from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville.

  • How long is the flight from Knoxville to New Hampshire?

    For as low as $236, United Airlines can have you in New Hampshire from Knoxville in 4h 40m. The distance between Knoxville and New Hampshire is about 829 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Knoxville to New Hampshire?

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

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

  • How can I find direct flights from Knoxville to New Hampshire?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to New Hampshire 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 New Hampshire?

    Currently, September is the cheapest month in which you can book a flight from Knoxville to New Hampshire (average of $188). Flying from Knoxville to New Hampshire in November is currently the most expensive (average of $356). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Knoxville to New Hampshire

Discover the top 2 airlines that operate flights from Knoxville to New Hampshire. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$253Average$401FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$259Average$329FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.