Journey information
Overview: Knoxville, TN to Washington, DC flight
Flights from Knoxville, TN to Washington, DC depart on average 20 times per day, taking around 3h 38m. Cheap flight tickets for this journey start at $58 (€46) if you book in advance.
There are 3 flights per day. The earliest flight runs at 05:00, the last at 22:45. The fastest flight covers the 428 miles (690 km) distance in 1h 44m. August is the cheapest month to fly.
Distance 428 miles (690 km) |
Average flight duration 3h 38m |
Cheapest ticket price $58 (€46) |
Flights per day 20 |
Direct flights 3 |
Fastest flight 1h 44m |
Cheapest month August |
First flight 05:00 |
Last flight 22:45 |
The cheapest and fastest flights from Knoxville, TN to Washington, DC
Cheapest price
$320
Average price
$320
Fastest journey
6 h 39 m
Average duration
6 h 39 m
Flights per day
1
Distance
690 km
The best way to find a cheap flight ticket from Knoxville, TN to Washington, DC is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Knoxville, TN to Washington, DC will cost around $320 if you buy it on the day, but the cheapest tickets can be found for only $320.
Of the 1 flights that leave Knoxville, TN for Washington, DC onMon, Feb 23, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Feb 23 the direct flights cover the 690 km distance in an average of 6 h 39 m but if you time it right, some flights will get you there in just 6 h 39 m .
On Mon, Feb 23 the longest flights will take 6 h 39 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare bus and flight for Knoxville, TN to Washington, DC
Omio recommends booking the bus as it is the most popular option from Knoxville, TN to Washington, DC among Omio's users. If you are prioritising price take the bus with prices starting from €70. For those with little time consider booking a flight which can get you there in 3h 38m. The ticket price range depends on the travel mode: a bus costs an average of €70, and a flight costs an average of €46.
Distance: 428 miles (690 km)
Compare flight with
| Flight | Most popular Bus |
|---|---|
€178 Average price | €98 Average price Cheapest |
6h 38m Average total duration Fastest 3h 38m Onboard + 3h 0m Additional time* | 12h 51m Average total duration 12h 21m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Compare prices and tickets Knoxville, TN to Washington, DC by bus or flight
Compare bus and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Feb 23
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FAQs: Knoxville, TN to Washington, DC Flight
Find answers to the most common questions about traveling from Knoxville, TN to Washington, DC by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Washington, DC, this guide helps you travel smarter and with confidence.

- National Cherry Blossom Festival, a celebration of the blooming cherry blossom trees with parades and cultural events
- Independence Day Celebration, fireworks and festivities at the National Mall to commemorate the nation's independence
- Smithsonian Folklife Festival, a showcase of cultural traditions from around the world held on the National Mall
- DC Jazz Festival, an annual event featuring performances by renowned jazz musicians at various venues across the city.
- Memorial Day, marks the unofficial start of summer with parades and remembrance ceremonies
- Labor Day, a long weekend perfect for enjoying the city's parks and outdoor activities
- Thanksgiving, a time for family gatherings and exploring seasonal markets
- Winter Holidays, festive decorations and holiday spirit throughout the city.
popular airports
Popular airports from Knoxville, TN to Washington, DC
- Free Wi-Fi available throughout the airport.
- Shops in concourses, including Hudson News.
- Parking available near the terminal, approximately 1.9€ (BRL 10) per hour.
- Restaurants in Concourse A and B, including Ruby Tuesday and Quiznos
- Available outside the terminal.
- Available throughout the airport.
- Hotels within walking distance, including Hilton Knoxville Airport.
- Lounge available for American Airlines passengers.
- Available throughout the airport.
- Car rental services available near baggage claim, including Hertz and Avis
- Bus Route 20, Knoxville Station, 12 miles
- Free Wi-Fi available throughout the airport.
- Shops are available in all terminals, including Hudson News and Duty-Free Americas.
- Parking available in garages A, B, and C, approximately 5.7€ ($6) per hour.
- Restaurants are located in all terminals, offering American, Italian, and fast food options; top choices include Legal Sea Foods and Five Guys.
- Available outside the terminal.
- Elevators, ramps, assistance
- Available throughout the airport.
- Hotels within walking distance, including the Crystal Gateway Marriott.
- Showers are available in some lounges; access may require a lounge pass or membership.
- Lounges available, including the American Airlines Admirals Club and Delta Sky Club.
- Lost and Found located in terminal A; contact airport police for assistance.
- Car rental services are available on-site, with companies like Hertz, Avis, and Enterprise.
- Washington Metro, Yellow/Blue Line, Rold Reagan Washington tiol Airport Station, 5 km
- Free Wi-Fi available throughout the airport.
- Shops available in all concourses, main shops include Duty-Free, Hudson News, and Tech on the Go.
- Parking available in the terminal Parking Garage, approximately 5.7€ ($6) per hour.
- Restaurants located in all concourses; options include fast food, cafes, and sit-down dining like Five Guys and Chipotle.
- Available outside the terminal.
- Elevators, ramps, assistance
- Available throughout the airport.
- Hotels nearby include Washington Dulles Airport Marriott within walking distance.
- Showers available in some lounges; access typically requires lounge entry fee.
- Lounges available, including United Club and Turkish Airlines Lounge.
- Lost and Found located in the main terminal; contact via phone or email.
- Car rental services available on-site; companies include Avis, Hertz, and Enterprise.
- Silver Line Metro, Dulles Intertiol Airport Station, 26 miles
More options for your journey from Knoxville, TN to Washington, DC
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