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$82+ Cheap flights from Baltimore to Knoxville (BWI - TYS)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — TYS
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Find cheap flights from Baltimore to Knoxville with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Baltimore/Washington to Knoxville McGhee Tyson are usually found in November or April, booked 53 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Baltimore to Knoxville

Cheapest flights from Baltimore to Knoxville
Explore the most affordable flight options available from Baltimore to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This Southwest deal was found by Cheapflights users on 2/19. 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 3/247:25 pm
BWI
-
TYS
Nonstop1h 45m
Southwest
Wed 3/257:50 am
TYS
-
BWI
Nonstop1h 45m
Southwest
Deal found 2/19$163
This Southwest deal was found by Cheapflights users on 2/19. 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 4/710:00 am
BWI
-
TYS
1 stop7h 10m
Southwest
Wed 4/88:15 am
TYS
-
BWI
Nonstop1h 45m
Southwest
Deal found 2/19$173
This Southwest deal was found by Cheapflights users on 2/17. 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.
Wed 3/187:25 pm
BWI
-
TYS
Nonstop1h 45m
Southwest
Wed 3/2512:30 pm
TYS
-
BWI
1 stop5h 45m
Southwest
Deal found 2/17$183
This Southwest deal was found by Cheapflights users on 2/16. 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.
Wed 3/1812:15 pm
BWI
-
TYS
1 stop7h 50m
Southwest
Mon 3/237:50 am
TYS
-
BWI
Nonstop1h 45m
Southwest
Deal found 2/16$189
This Southwest deal was found by Cheapflights users on 2/17. 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.
Sun 4/268:15 pm
BWI
-
TYS
Nonstop1h 45m
Southwest
Wed 4/298:15 am
TYS
-
BWI
Nonstop1h 45m
Southwest
Deal found 2/17$190
This Southwest deal was found by Cheapflights users on 2/17. 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.
Sat 4/2510:35 am
BWI
-
TYS
1 stop7h 55m
Southwest
Thu 4/308:05 am
TYS
-
BWI
Nonstop1h 45m
Southwest
Deal found 2/17$199
This Southwest deal was found by Cheapflights users on 2/18. 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.
Wed 3/187:25 pm
BWI
-
TYS
Nonstop1h 45m
Southwest
Sun 3/227:25 pm
TYS
-
BWI
1 stop5h 15m
Southwest
Deal found 2/18$200

Find flight deals from Baltimore to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Knoxville (TYS). 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 February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$163
(Southwest)

One-way from

$82
(Southwest)

Popular in

February

Cheapest in

November

Average price

$466
Provider with most accurate pricing for Baltimore/Washington-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Knoxville McGhee Tyson flights.
Search Deals
From Baltimore/Washington to Knoxville McGhee Tyson
Search Deals
One-way flight from Baltimore/Washington to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Knoxville 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 20, 2026.
Use the filters below to find and compare flights from Baltimore to Knoxville that are best for you.

Fly from

Baltimore

Fly to

Knoxville

Route

Depart

Return

Price

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 3/24

7:25 pm-9:10 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Wed 3/25

7:50 am-9:35 am

Nonstop1h 45m

$163

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 4/7

10:00 am-5:10 pm

1 stop7h 10m

Knoxville McGhee Tyson

Wed 4/8

8:15 am-10:00 am

Nonstop1h 45m

$173

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Wed 3/18

7:25 pm-9:10 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Wed 3/25

7:50 am-9:35 am

Nonstop1h 45m

$173

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Mon 4/13

7:30 pm-9:15 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Wed 4/15

8:15 am-10:00 am

Nonstop1h 45m

$173

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 4/7

7:05 pm-8:50 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Sat 4/11

7:45 am-9:30 am

Nonstop1h 45m

$173

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 3/17

7:25 pm-9:10 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Tue 3/24

6:35 am-4:35 pm

2 stops10h 00m

$178

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 3/10

7:20 am-11:50 am

1 stop4h 30m

Knoxville McGhee Tyson

Tue 3/10

6:20 pm-10:15 pm

1 stop3h 55m

$183

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Mon 3/9

8:25 pm-10:10 pm

Nonstop1h 45m

Knoxville McGhee Tyson

Tue 3/10

2:25 pm-11:00 pm

1 stop8h 35m

$183

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Wed 3/11

7:25 pm-9:10 pm

Nonstop1h 45m

$82

BaltimoreKnoxville

BWI - TYS

BWITYS

Baltimore/Washington

Tue 3/17

7:25 pm-9:10 pm

Nonstop1h 45m

$82

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 17 results
1
2

Compare providers for flights from Baltimore to Knoxville

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 Baltimore to Knoxville in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust 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 Baltimore-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Knoxville 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 Baltimore-Knoxville 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 Baltimore to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Baltimore 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 Baltimore to Knoxville

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

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Knoxville. Price data was last updated on February 18, 2026.

To ensure you get the cheapest price possible for a flight from Baltimore to Knoxville, you should look to book at least 52 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Baltimore to Knoxville (average of $45). Flying from Baltimore to Knoxville in February is currently the most expensive (average of $80). 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 Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated February 20, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Baltimore to Knoxville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,215 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,325 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,321 reviews
Southwest
8.0
Very good
4,295 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

  • How long is the flight from Baltimore to Knoxville?

    Departing from Baltimore to Knoxville will take you 1h 45m. There are 464 mi between Baltimore and Knoxville. Generally, flights for this route are nonstop.

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

    Flying on United Airlines is currently your cheapest option to Knoxville, with prices starting at $187. Additional round-trip tickets that might be worth considering are offered by Southwest and American Airlines, with the lowest prices starting at $209 and $213, respectively. United Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $99. United Airlines flights start at $99 while deals on Delta start at $130 one-way.

  • What are the cheapest flights from Baltimore to Knoxville?

    While on average a flight from Baltimore to Knoxville is generally $247, our data shows the cheapest flight currently is $173. When looking at the most popular route, (Baltimore/Washington - Knoxville McGhee Tyson), you can expect to pay $173 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore to Knoxville 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 Baltimore to Knoxville?

    Currently, August is the cheapest month in which you can book a flight from Baltimore to Knoxville (average of $45). Flying from Baltimore to Knoxville in February is currently the most expensive (average of $80). 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
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Top 4 airlines flying from Baltimore to Knoxville

Discover the top 4 airlines that operate flights from Baltimore to Knoxville. 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 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$187Average$370FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$209Average$247FlexibilityNo cancel feeOn-time63%
DeltaCheapest$213Average$338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$213Average$319FlexibilityNo cancel feeOn-time71%

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