Cheap Flights from Knoxville, TN to Boston, MA from $121

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On Cheapflightsplus.com you will find 2 direct and 174 connecting flights from Knoxville to Boston. You can compare airfare deals from 2 airlines and multiple travel sites from $121, book and save on cheap plane tickets and last minute offers. Also check out TYS-BOS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Knoxville to Boston Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $121 (one-way), $208 (round-trip).

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Best Flights from Knoxville to Boston Today

Take a look at the list of non stop flights and flights with layovers from Knoxville to Boston with the lowest price of $121. The fastest direct flight takes 2h 14m and the fastest connecting – 4h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $121 Find flight	09:00 Knoxville Mc Ghee Tyson	11:16 Boston Logan	2h 16m	Allegiant Air	G41397
from $131 Find flight	08:30 Knoxville Mc Ghee Tyson	10:44 Boston Logan	2h 14m	Allegiant Air	G41403
from $162 Find flight	14:00 Knoxville Mc Ghee Tyson	23:27 Boston Logan	9h 27m layover 4h 11m - Miami	Allegiant Air	G43040 NK616
from $192 Find flight	07:30 Knoxville Mc Ghee Tyson	16:50 Boston Logan	9h 20m layover 4h 40m - Orlando	Allegiant Air	G41417 NK2207
from $219 Find flight	06:30 Knoxville Mc Ghee Tyson	16:50 Boston Logan	10h 20m layover 5h 40m - Orlando	Allegiant Air	G43032 NK2207
from $225 Find flight	14:57 Knoxville Mc Ghee Tyson	00:38+1 день Boston Logan	9h 41m layover 4h 15m - Miami	Allegiant Air	G43035 NK616
from $169 Find flight	09:00 Knoxville Mc Ghee Tyson	23:27 Boston Logan	14h 27m layover 6h 7m - Tampa 2h 17m - Miami	Allegiant Air	G43061 NK323 NK616
from $193 Find flight	10:00 Knoxville Mc Ghee Tyson	00:38+1 день Boston Logan	14h 38m layover 5h 31m - Houston 0h 46m - Miami	Allegiant Air	G43020 NK1026 NK616
from $211 Find flight	14:03 Knoxville Mc Ghee Tyson	23:22 Boston Logan	9h 19m layover 2h 25m - Miami 0h 38m - Baltimore	Allegiant Air	G41431 NK1711 NK1362
from $215 Find flight	08:15 Knoxville Mc Ghee Tyson	22:12 Boston Logan	13h 57m layover 3h 6m - Newark 4h 5m - Atlanta	Allegiant Air	G41396 NK742 NK1180
from $233 Find flight	11:57 Knoxville Mc Ghee Tyson	23:32 Boston Logan	11h 35m layover 4h 20m - Orlando 1h 1m - Miami	Allegiant Air	G43475 NK359 NK866
from $251 Find flight	11:57 Knoxville Mc Ghee Tyson	23:22 Boston Logan	11h 25m layover 3h 37m - Orlando 2h 16m - Baltimore	Allegiant Air	G43475 NK1624 NK1362
from $251 Find flight	09:00 Knoxville Mc Ghee Tyson	23:22 Boston Logan	14h 22m layover 6h 38m - Orlando 2h 16m - Baltimore	Allegiant Air	G43032 NK1624 NK1362
from $253 Find flight	21:52 Knoxville Mc Ghee Tyson	11:06+1 день Boston Logan	13h 14m layover 6h 4m - Tampa 1h 16m - Miami	Allegiant Air	G41072 NK2055 NK2886
from $261 Find flight	06:30 Knoxville Mc Ghee Tyson	19:35 Boston Logan	13h 5m layover 5h 49m - Orlando 0h 56m - Detroit	Allegiant Air	G43032 NK3781 NK2329
from $261 Find flight	06:30 Knoxville Mc Ghee Tyson	20:15 Boston Logan	13h 45m layover 3h 13m - Orlando 4h 42m - Atlanta	Allegiant Air	G43032 NK493 NK1160

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 09, 2025

Flight Schedule Knoxville (Tennessee) to Boston (Massachusetts)

Full flight schedule will help you in detecting at what time planes fly from Knoxville to Boston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
08:30 — 10:44	08:30 — 10:44 G41403 Allegiant Air Knoxville — Boston	2h 14m	Find flight from$131
09:00 — 11:16	09:00 — 11:16 G41397 Allegiant Air Knoxville — Boston	2h 16m	Find flight from$121
05:45 — 14:30	05:45 — 07:33 UA4311 United Airlines Knoxville — Washington D.C. 5h 24m stop 13:00 — 14:37 UA2060 United Airlines Washington D.C. — Boston	8h 45m including layover	Find flight from$327
05:45 — 23:59	05:45 — 07:33 UA4311 United Airlines Knoxville — Washington D.C. 14h 53m stop 22:22 — 23:59 UA755 United Airlines Washington D.C. — Boston	18h 14m including layover	Find flight from$327
06:30 — 16:50	06:30 — 08:08 G43032 Allegiant Air Knoxville — Orlando 5h 40m stop 13:48 — 16:50 NK2207 Spirit Airlines Orlando — Boston	10h 20m including layover	Find flight from$219
07:30 — 16:50	07:30 — 09:08 G41417 Allegiant Air Knoxville — Orlando 4h 40m stop 13:48 — 16:50 NK2207 Spirit Airlines Orlando — Boston	9h 20m including layover	Find flight from$192
13:55 — 10:56 +1 day	13:55 — 14:51 UA5844 United Airlines Knoxville — Chicago 16h 39m stop 07:30 — 10:56 UA1083 United Airlines Chicago — Boston	21h 1m including layover	Find flight from$288
13:55 — 12:46 +1 day	13:55 — 14:51 UA5844 United Airlines Knoxville — Chicago 18h 29m stop 09:20 — 12:46 UA691 United Airlines Chicago — Boston	22h 51m including layover	Find flight from$288
14:00 — 23:27	14:08 — 16:20 G43040 Allegiant Air Knoxville — Miami 4h 11m stop 21:24 — 00:38 NK616 Spirit Airlines Miami — Boston	9h 27m including layover	Find flight from$162
14:03 — 23:32	14:03 — 16:20 G41431 Allegiant Air Knoxville — Miami 4h stop 20:20 — 23:32 NK866 Spirit Airlines Miami — Boston	9h 29m including layover	Find flight from$167
16:30 — 05:51 +1 day	16:30 — 18:02 UA2028 United Airlines Knoxville — Denver 5h 57m stop 23:59 — 05:51 UA2610 United Airlines Denver — Boston	13h 21m including layover	Find flight from$339
16:30 — 14:02 +1 day	16:30 — 18:02 UA2028 United Airlines Knoxville — Denver 14h 8m stop 08:10 — 14:02 UA361 United Airlines Denver — Boston	21h 32m including layover	Find flight from$339
06:30 — 19:35	06:30 — 08:08 G43032 Allegiant Air Knoxville — Orlando 5h 49m stop 13:57 — 16:42 NK3781 Spirit Airlines Orlando — Detroit 56m stop 17:38 — 19:35 NK2329 Spirit Airlines Detroit — Boston	13h 5m including layover	Find flight from$261
07:30 — 19:35	07:30 — 09:08 G41417 Allegiant Air Knoxville — Orlando 4h 49m stop 13:57 — 16:42 NK3781 Spirit Airlines Orlando — Detroit 56m stop 17:38 — 19:35 NK2329 Spirit Airlines Detroit — Boston	12h 5m including layover	Find flight from$235
08:15 — 22:12	08:15 — 10:05 G41396 Allegiant Air Knoxville — Newark 3h 6m stop 13:11 — 15:25 NK742 Spirit Airlines Newark — Atlanta 4h 5m stop 19:30 — 22:12 NK1180 Spirit Airlines Atlanta — Boston	13h 57m including layover	Find flight from$215
09:00 — 23:27	09:00 — 10:43 G43061 Allegiant Air Knoxville — Tampa 6h 7m stop 16:50 — 17:58 NK323 Spirit Airlines Tampa — Miami 2h 17m stop 20:15 — 23:27 NK616 Spirit Airlines Miami — Boston	14h 27m including layover	Find flight from$169
10:00 — 00:38 +1 day	10:00 — 11:31 G43020 Allegiant Air Knoxville — Houston 5h 31m stop 17:02 — 20:38 NK1026 Spirit Airlines Houston — Miami 46m stop 21:24 — 00:38 NK616 Spirit Airlines Miami — Boston	14h 38m including layover	Find flight from$193
10:00 — 10:41 +1 day	10:00 — 12:22 G43045 Allegiant Air Knoxville — Phoenix 5h 58m stop 18:20 — 22:15 SY600 Sun Country Airlines Phoenix — Minneapolis 8h 39m stop 06:54 — 10:41 SY251 Sun Country Airlines Minneapolis — Boston	24h 41m including layover	Find flight from$323
11:57 — 23:32	11:57 — 13:45 G43475 Allegiant Air Knoxville — Orlando 4h 20m stop 18:05 — 19:19 NK359 Spirit Airlines Orlando — Miami 1h 1m stop 20:20 — 23:32 NK866 Spirit Airlines Miami — Boston	11h 35m including layover	Find flight from$233
11:57 — 23:22	11:57 — 13:45 G43475 Allegiant Air Knoxville — Orlando 3h 37m stop 17:22 — 19:38 NK1624 Spirit Airlines Orlando — Baltimore 2h 16m stop 21:54 — 23:22 NK1362 Spirit Airlines Baltimore — Boston	11h 25m including layover	Find flight from$251
12:25 — 10:41 +1 day	12:25 — 14:03 G41420 Allegiant Air Knoxville — Orlando 4h 52m stop 18:55 — 21:33 SY348 Sun Country Airlines Orlando — Minneapolis 9h 21m stop 06:54 — 10:41 SY251 Sun Country Airlines Minneapolis — Boston	22h 16m including layover	Find flight from$273
12:50 — 10:41 +1 day	12:50 — 14:38 G41437 Allegiant Air Knoxville — Orlando 5h 7m stop 19:45 — 22:23 SY348 Sun Country Airlines Orlando — Minneapolis 8h 31m stop 06:54 — 10:41 SY251 Sun Country Airlines Minneapolis — Boston	21h 51m including layover	Find flight from$316
15:07 — 10:41 +1 day	15:07 — 16:43 G467 Allegiant Air Knoxville — Las Vegas 1h 32m stop 18:15 — 23:24 SY108 Sun Country Airlines Las Vegas — Minneapolis 7h 30m stop 06:54 — 10:41 SY251 Sun Country Airlines Minneapolis — Boston	19h 34m including layover	Find flight from$325
17:20 — 08:25 +1 day	17:20 — 18:58 G43040 Allegiant Air Knoxville — Orlando 2h 43m stop 21:41 — 23:54 NK1092 Spirit Airlines Orlando — Baltimore 7h 1m stop 06:55 — 08:25 NK526 Spirit Airlines Baltimore — Boston	15h 5m including layover	Find flight from$235
17:31 — 08:07 +1 day	17:31 — 19:08 G41411 Allegiant Air Knoxville — Sanford 2h 55m stop 22:03 — 23:35 G4258 Allegiant Air Sanford — Fletcher 6h 25m stop 06:00 — 08:07 G41881 Allegiant Air Fletcher — Boston	14h 36m including layover	Find flight from$285
18:46 — 11:06 +1 day	18:46 — 20:07 G488 Allegiant Air Knoxville — Las Vegas 1h 13m stop 21:20 — 04:55 NK954 Spirit Airlines Las Vegas — Miami 3h 1m stop 07:56 — 11:06 NK2886 Spirit Airlines Miami — Boston	16h 20m including layover	Find flight from$299
18:46 — 18:36 +1 day	18:46 — 20:07 G488 Allegiant Air Knoxville — Las Vegas 3h 43m stop 23:50 — 07:18 NK1932 Spirit Airlines Las Vegas — Baltimore 9h 47m stop 17:05 — 18:36 NK934 Spirit Airlines Baltimore — Boston	23h 50m including layover	Find flight from$373
21:52 — 11:06 +1 day	21:52 — 23:32 G41072 Allegiant Air Knoxville — Tampa 6h 4m stop 05:36 — 06:40 NK2055 Spirit Airlines Tampa — Miami 1h 16m stop 07:56 — 11:06 NK2886 Spirit Airlines Miami — Boston	13h 14m including layover	Find flight from$253
21:59 — 15:32 +1 day	21:59 — 23:43 G41417 Allegiant Air Knoxville — Orlando 6h 17m stop 06:00 — 07:11 NK198 Spirit Airlines Orlando — Miami 5h 9m stop 12:20 — 15:32 NK369 Spirit Airlines Miami — Boston	17h 33m including layover	Find flight from$256

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 9, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Knoxville to Boston depends on and how to choose the most interesting flight option for you.

Distance between Knoxville and Boston is 1335 miles. Time difference between the cities is 0h. Airplanes depart 05:45 to 21:59 from 1 Knoxville airport and arrive 05:45 to 21:59 to 4 Boston airports. Average flight time is 2h 15m.

The fastest flight 2h 14m
Average flight time 2h 15m
The earliest flight 05:45
The latest flight 21:59
Distance 830 ml

The cheapest months to travel to Boston are november (from 121 $), december (from 131 $), february (from 167 $).

What is the lowest airfare Knoxville to Boston?

The cheapest plane ticket found by our users is $121. This airfare is for economy class on one-way G41397 flight by Allegiant Air for November 17, 2024 which leaves Mc Ghee Tyson in Knoxville at 09:00 am and arrives at Boston Logan at 11:16.

Economy class

$121

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Business class

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First class

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Popular Airlines on the Route

The flight Knoxville — Boston is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 107 departures per week at the price of from $ 288 . And the most expensive tickets are offered by Allegiant Air airline - from $ 953.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is G41403 by Allegiant Air takes 2h 14m and the cheapest is G41397 by Allegiant Air for $121.

G4 - Allegiant Air

from $121

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Connecting Flights

There are 174 flights with layovers on the route. The fastest connecting flight is UA4311 by United Airlines takes 4h 10m and the cheapest is G41397 by Allegiant Air for $162.

UA - United Airlines

from $288

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G4 - Allegiant Air

from $162

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Airports

You can fly from Knoxville to Boston from 1 airports (Mc Ghee Tyson).

Knoxville airports

Mc Ghee Tyson-TYS

from $121
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Boston airports

Boston City Heliport-JBC

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Boston RT128 Rail-ZRU

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Boston South Rail-ZTO

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Logan-BOS

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Airplanes

There are flights to Boston from Knoxville by 2 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Knoxville

You may also consider searching for discounted plane tickets to some other popular places from Knoxville within United States.

Knoxville — Orlando

from $73

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Knoxville — Las Vegas

from $74

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Knoxville — Chicago

from $76

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Knoxville — Denver

from $74

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Knoxville — Miami

from $66

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Knoxville — Boston

from $69

Find
Knoxville — Houston

from $54

Find
Knoxville — New Orleans

from $56

Find
Knoxville — Tampa

from $80

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Knoxville — Austin

from $54

Find

Top International Destinations from Knoxville

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Knoxville — Cancun

from $69

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Knoxville — Panama City

from $61

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How to book a plane ticket yourself?

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