
| Most accurate provider | eDreams 3 stars | 
|---|---|
| Most trusted provider | eDreams 3 stars | 
| Round-trip from | $82 (Priceline) | 
| One-way from | $44 (Trip.com) | 
| Popular in | March | 
| Cheapest in | July | 
| Average price | $224 | 
| Good round-trip deal | $249 or less | 
| Good one-way deal | $143 or less | 
Fly from
Fly to
Route
Depart
Return
Price
BlountvilleWashington, D.C.
TRI - IAD
TRIIAD
Blountville Tri Cities TN/VA
Mon 12/22
2:00 pm-3:10 pm
Nonstop1h 10m
Washington, D.C. Dulles Intl
Fri 12/26
3:50 pm-5:05 pm
Nonstop1h 15m
BlountvilleWashington, D.C.
TRI - IAD
TRIIAD
Blountville Tri Cities TN/VA
Mon 12/29
2:00 pm-3:10 pm
Nonstop1h 10m
Washington, D.C. Dulles Intl
Mon 1/5
3:50 pm-5:05 pm
Nonstop1h 15m
BlountvilleWashington, D.C.
TRI - IAD
TRIIAD
Blountville Tri Cities TN/VA
Mon 12/22
6:00 pm-9:03 pm
1 stop27h 03m
Washington, D.C. Dulles Intl
Fri 12/26
3:50 pm-5:05 pm
Nonstop1h 15m
KnoxvilleWashington, D.C.
TYS - IAD
TYSIAD
Knoxville McGhee Tyson
Mon 11/17
9:09 pm-8:20 pm
2 stops23h 11m
Washington, D.C. Dulles Intl
Thu 11/20
8:23 pm-10:03 pm
Nonstop1h 40m
BlountvilleWashington, D.C.
TRI - IAD
TRIIAD
Blountville Tri Cities TN/VA
Mon 12/15
6:05 pm-2:29 pm
2 stops44h 24m
Washington, D.C. Dulles Intl
Fri 1/9
2:58 pm-4:28 pm
Nonstop1h 30m
KnoxvilleWashington, D.C.
TYS - DCA
TYSDCA
Knoxville McGhee Tyson
Thu 12/4
4:52 pm-1:06 pm
1 stop20h 14m
Washington, D.C. Reagan-National
Sat 12/6
6:00 pm-3:57 pm
1 stop21h 57m
BlountvilleWashington, D.C.
TRI - IAD
TRIIAD
Blountville Tri Cities TN/VA
Mon 12/29
5:55 pm-11:38 am
3 stops41h 43m
Washington, D.C. Dulles Intl
Mon 1/5
3:50 pm-5:05 pm
Nonstop1h 15m
NashvilleWashington, D.C.
BNA - DCA
BNADCA
Nashville Intl
Fri 12/12
7:41 pm-1:06 pm
1 stop16h 25m
Washington, D.C. Reagan-National
Sun 12/14
8:00 am-5:50 pm
1 stop10h 50m
NashvilleWashington, D.C.
BNA - DCA
BNADCA
Nashville Intl
Tue 11/11
6:09 am-2:36 pm
1 stop7h 27m
Washington, D.C. Reagan-National
Sat 11/15
4:55 pm-9:07 pm
1 stop5h 12m
KnoxvilleWashington, D.C.
TYS - IAD
TYSIAD
Knoxville McGhee Tyson
Fri 12/5
7:25 pm-9:08 pm
Nonstop1h 43m
Washington, D.C. Dulles Intl
Sun 12/7
12:55 pm-2:43 pm
Nonstop1h 48m
Currently, June is the cheapest month in which you can book a flight from Tennessee to District of Columbia (average of $46). Flying from Tennessee to District of Columbia in February is currently the most expensive (average of $177). 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.
It’s typically best to fly out from Tennessee to District of Columbia in the morning. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.
Travelers seeking maximum savings on their Tennessee to District of Columbia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Food
Boarding
Comfort
Overall
Entertainment
Crew
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$43 | Average$84 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$79 | Average$197 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$132 | Average$360 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$323 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$353 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$179 | Average$362 | FlexibilityNo cancel fee | On-time71% |