Bus Washington, DC to Knoxville, TN: Compare prices and save money

Compare all timetables for the bus from Washington, DC to Knoxville, TN

Here is a selection of the cheapest bus trips from the schedule from Washington, DC to Knoxville, TN from various bus operators like FlixBus or Greyhound US for the next days.

today

$163

tomorrow

$62

Saturday

$57

Sunday

$60

Monday

$61

Tuesday

$57

Wednesday

$58

Cheapest bus trips today
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$163	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/7/2026 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/8/2026 9:50:00 PM. 50 Economy ticket for $163 per person are available. Travel duration is 23h 5m
	Greyhound US	25h 55m	5:35 PM	Washington, DC	Union Station	7:30 PM	Knoxville, TN	Greyhound Bus Station		Economy	$179	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/7/2026 5:35:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/8/2026 7:30:00 PM. 50 Economy ticket for $179 per person are available. Travel duration is 25h 55m

Did you know that if you travel from Washington, DC to Knoxville, TN via Silver Spring, MD, you can save more than $90? You will find the corresponding connections below.
- Save more than 55%
  
  22h 50m
  
  Washington, DC
  
  6 mi
  
  7:10 PM
  
  Silver Spring, MD
  Bus Stop
  
  6:00 PM
  
  Knoxville, TN
  Greyhound Bus Station
  
  0 mi
  
  Economy
  
  $73
  
  A Bus from goes from Bus Stop, Silver Spring, MD (USA) at 5/7/2026 7:10:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/8/2026 6:00:00 PM. 50 Economy ticket for $73 per person are available. Travel duration is 22h 50m
Did you know that if you travel from Washington, DC to Knoxville, TN via Charlottesville, VA, you can save more than $97? You can find the corresponding connections below.
- Greyhound US
  
  12h 10m
  
  0
  
  5:50 AM
  
  Washington, DC
  Union Station
  
  9:30 AM
  
  Charlottesville, VA
  Union Station
  
  0
  
  Economy
  
  $20
  
  A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/9/2026 5:50:00 AM to Union Station, Charlottesville, VA (USA) arriving at 5/9/2026 9:30:00 AM. 50 Economy ticket for $20 per person are available. Travel duration is 3h 40m
- Greyhound US
  
  8h 20m
  
  0
  
  9:40 AM
  
  Charlottesville, VA
  Union Station
  
  6:00 PM
  
  Knoxville, TN
  Knoxville Area Transit Bus Stop
  
  0
  
  Economy
  
  $46
  
  A Bus from Greyhound US goes from Union Station, Charlottesville, VA (USA) at 5/9/2026 9:40:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/9/2026 6:00:00 PM. 50 Economy ticket for $46 per person are available. Travel duration is 8h 20m
Travel Time is 10h 55m shorter, and you will save $97

Cheapest bus trips tomorrow
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Greyhound Bus Station		Economy	$62	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/8/2026 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/8/2026 6:00:00 PM. 50 Economy ticket for $62 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Greyhound Bus Station		Economy	$92	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/8/2026 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/9/2026 9:50:00 PM. 50 Economy ticket for $92 per person are available. Travel duration is 23h 5m

Cheapest bus trips Saturday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$57	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/9/2026 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/9/2026 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$88	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/9/2026 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/10/2026 9:50:00 PM. 50 Economy ticket for $88 per person are available. Travel duration is 23h 5m

Cheapest bus trips Sunday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$60	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/10/2026 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/10/2026 6:00:00 PM. 50 Economy ticket for $60 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$107	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/10/2026 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/11/2026 9:50:00 PM. 50 Economy ticket for $107 per person are available. Travel duration is 23h 5m

Cheapest bus trips Monday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Greyhound Bus Station		Economy	$61	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/11/2026 5:50:00 AM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/11/2026 6:00:00 PM. 50 Economy ticket for $61 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Greyhound Bus Station		Economy	$87	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/11/2026 10:45:00 PM to Greyhound Bus Station, Knoxville, TN (USA) arriving at 5/12/2026 9:50:00 PM. 50 Economy ticket for $87 per person are available. Travel duration is 23h 5m

Cheapest bus trips Tuesday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$57	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/12/2026 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/12/2026 6:00:00 PM. 50 Economy ticket for $57 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$83	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/12/2026 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/13/2026 9:50:00 PM. 50 Economy ticket for $83 per person are available. Travel duration is 23h 5m

Cheapest bus trips Wednesday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	12h 10m	5:50 AM	Washington, DC	Union Station	6:00 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$58	A Bus from Greyhound US goes from Union Station, Washington, DC (USA) at 5/13/2026 5:50:00 AM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/13/2026 6:00:00 PM. 50 Economy ticket for $58 per person are available. Travel duration is 12h 10m
	FlixBus	23h 5m	10:45 PM	Washington, DC	Union Station	9:50 PM	Knoxville, TN	Knoxville Area Transit Bus Stop		Economy	$79	A Bus from FlixBus goes from Union Station, Washington, DC (USA) at 5/13/2026 10:45:00 PM to Knoxville Area Transit Bus Stop, Knoxville, TN (USA) arriving at 5/14/2026 9:50:00 PM. 50 Economy ticket for $79 per person are available. Travel duration is 23h 5m

Best Price Offer: The price for the cheapest bus from Washington, DC to Knoxville, TN is $57 on 5/9/2026. Flexible travelers save on ticket prices.

Frequency of bus connections between Washington, DC and Knoxville, TN

See here how frequent the connections between Washington, DC and Knoxville, TN are, during different times and days of the week.

Sunday is the busiest day, with more than 4 daily buses from Washington, DC to Knoxville, TN. Monday has instead the fewest connections, with only 2 daily coaches between Washington, DC and Knoxville, TN.

The busiest time of the day is the Evening, with 10 buses from Washington, DC to Knoxville, TN, while Afternoon sees the fewest connections between Washington, DC and Knoxville, TN, with 1 offers.

Facts about the bus from Washington, DC to Knoxville, TN

Compare all providers like FlixBus and Greyhound US that travel 2 times every day by bus from Washington, DC to Knoxville, TN in one click! Book your bus ticket from Washington, DC to Knoxville, TN starting from $57!

Cheapest Bus	$57
Fastest Bus	12h 10m
Earliest Bus	5:35 PM
Latest Bus	10:45 PM
Daily Bus Routes	2 Ø
Distance	429.7 miles
Bus Companies	FlixBus and Greyhound US

Cheapest bus connections from Washington, DC to Knoxville, TN

Every day, 2 buses from 2 bus companies leave Washington, DC for Knoxville, TN: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 05/07/2026 and for the following days.

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday 05/03

Monday 05/04

Tuesday 05/05

Wednesday 05/06

Thursday 05/07

$179

Friday 05/08

$62

Saturday 05/09

$57

Sunday 05/10

$60

Monday 05/11

$61

Tuesday 05/12

$57

Wednesday 05/13

$62

Thursday 05/14

$60

Friday 05/15

Saturday 05/16

$66

Sunday 05/17

$62

Monday 05/18

$61

Tuesday 05/19

$59

Wednesday 05/20

$61

Thursday 05/21

$68

Friday 05/22

$75

Saturday 05/23

$77

Sunday 05/24

$91

Monday 05/25

$75

Tuesday 05/26

$72

Wednesday 05/27

$60

Thursday 05/28

$64

Friday 05/29

$60

Saturday 05/30

The cheapest time to travel from Washington, DC to Knoxville, TN

See here on which day and which time of the day you can find the cheapest bus ticket from Washington, DC to Knoxville, TN, for the next 30 days.

With a price starting from $57, Tuesday is the cheapest day for a bus from Washington, DC to Knoxville, TN. Sunday instead is the most expensive day with prices starting from $60.

Night is the cheapest day time for bus tickets from Washington, DC to Knoxville, TN, with $57. Afternoon is the most expensive time of the day with prices starting from $177.

How to save money travelling from Washington, DC to Knoxville, TN

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Washington, DC to Knoxville, TN in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Washington, DC to Knoxville, TN, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Washington, DC to Knoxville, TN are also emptier.

Beloved bus companies from Washington, DC to Knoxville, TN

These are the most booked bus companies between Washington, DC to Knoxville, TN from our users.

Greyhound US from Washington, DC to Knoxville, TN

Here you will find the key facts about the Greyhound US bus route Washington, DC to Knoxville, TN:

Cheapest Price	$57
Fastest Bus	12h 10m
Earliest Bus	5:35 PM
Last Bus	5:50 AM
Daily Connections	1 Ø
Found on	5/7/2026

All bus stations and stops in Washington, DC and Knoxville, TN

In the map below, you can see where to find all bus stations in Washington, DC and Knoxville, TN.

Union Station

Massachusetts Avenue Northeast 50

Dupont Circle Station

20th St. NW 1525

Armory Metro

19th St SE

Metro Center

11th St NW 663

L'Enfant Plaza outside McDonald's

C Street SW DC 400 C Street SW, Washington, DC 400

Kingston Pike

Kingston Pike 6927

Walker Springs Plaza Shopping Center

Kingston Pike 8509

Greyhound Bus Station

E Magnolia Ave 100

Knoxville Area Transit Bus Stop

Knoxville Area Transit Bus Stop Knoxville Area Transit Bus Stop

Transit Center

E Church Ave 301

Service and Comfort on the bus from Washington, DC to Knoxville, TN

Want to know which seat classes are available on the buses from Washington, DC to Knoxville, TN? Or which bus companies serve the route Washington, DC to Knoxville, TN? Below you will find answers to your questions.

FAQs about the Washington, DC to Knoxville, TN bus

How much does a Washington, DC Knoxville, TN bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $57 and takes 12h 10m to reach Knoxville, TN. Compare offers to save money!

How much could I save by comparing buses from Washington, DC to Knoxville, TN?

This route is offered by 2 companies with a range of ticket prices between $57 and $216. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Knoxville, TN.

On average, how many connections are available from Washington, DC to Knoxville, TN each day?

Every day, the Washington, DC to Knoxville, TN bus route is served by approximately 2 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Washington, DC to Knoxville, TN take?

The fastest bus from Washington, DC to Knoxville, TN is offered by Greyhound US and takes 12h 10m. Bus tickets for this connection cost $62. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Washington, DC to Knoxville, TN?

The earliest bus arriving in Knoxville, TN from Washington, DC starts at 5:35 PM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Washington, DC to Knoxville, TN?

The latest bus trip departing from Washington, DC for Knoxville, TN starts at 10:45 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Washington, DC Knoxville, TN route?

When traveling by bus from Washington, DC to Knoxville, TN, passengers can travel with FlixBus and Greyhound US. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Washington, DC and Knoxville, TN?

You can check all the direct connections between Washington, DC and Knoxville, TN by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: FlixBus and Greyhound US.

What can I take with me on the Washington, DC to Knoxville, TN bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Washington, DC Knoxville, TN bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Washington, DC Knoxville, TN bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Washington, DC to Knoxville, TN on your planned travel date.

How does CheckMyBus find the best bus deals from Washington, DC to Knoxville, TN?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 2 daily trips between Washington, DC and Knoxville, TN. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Washington, DC to Knoxville, TN?

Prices and availability for 2 trips between Washington, DC and Knoxville, TN change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Washington, DC to Knoxville, TN

Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Washington, DC and to Knoxville, TN

Here’s an overview of the most popular bus routes to Washington, DC and to Knoxville, TN. Simply click on the connection of your choice, and you will find all the details about your bus route!