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Dulles → Knoxville

Dec 2, 2026 · return Dec 8, 2026

IAD → TYS1 adulteconomyRound trip

5 flight options · 4 airlines

Nonstop flights

Wed, Dec 2 – Tue, Dec 8

Allegiant Air
4:22 pmIAD
1h 32m
Nonstop
5:54 pmTYS
United Airlines
7:35 pmTYS
1h 40m
Nonstop
9:15 pmIAD

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Tue, Dec 8

United Airlines
9:40 amIAD
1h 50m
Nonstop
11:30 amTYS
United Airlines
7:35 pmTYS
1h 40m
Nonstop
9:15 pmIAD

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Tue, Dec 8

United Airlines
10:15 pmIAD
1h 44m
Nonstop
11:59 pmTYS
United Airlines
7:35 pmTYS
1h 40m
Nonstop
9:15 pmIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Wed, Dec 2 – Tue, Dec 8

American Airlines
6:00 amIAD
4h 33m
CLT · 1h 33m
10:33 amTYS
American Airlines
6:05 pmTYS
3h 56m
CLT · 1h 6m
10:01 pmIAD

Round-trip total · 1 adult · Taxes included

Wed, Dec 2 – Tue, Dec 8

Delta Air Lines
12:34 pmIAD
4h 48m
ATL · 1h 54m
5:22 pmTYS
Delta Air Lines
10:35 amTYS
5h 27m
ATL · 2h 45m
4:02 pmIAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ TYS

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeOct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 13, 2026 → Nov 16, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 11, 2026 → Dec 14, 2026Dec 12, 2026 → Dec 19, 2026Dec 22, 2026 → Dec 27, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Dec 30, 2026 → Jan 2, 2027Jan 8, 2027 → Jan 11, 2027Jan 9, 2027 → Jan 16, 2027Jan 15, 2027 → Jan 18, 2027Jan 22, 2027 → Jan 25, 2027Jan 23, 2027 → Jan 30, 2027Feb 5, 2027 → Feb 8, 2027Feb 6, 2027 → Feb 13, 2027Feb 12, 2027 → Feb 15, 2027Mar 5, 2027 → Mar 8, 2027Mar 6, 2027 → Mar 13, 2027Mar 25, 2027 → Mar 29, 2027Apr 2, 2027 → Apr 5, 2027Apr 3, 2027 → Apr 10, 2027Apr 30, 2027 → May 3, 2027May 1, 2027 → May 8, 2027May 28, 2027 → May 31, 2027May 29, 2027 → Jun 5, 2027Jun 25, 2027 → Jun 28, 2027Jun 26, 2027 → Jul 3, 2027Jul 2, 2027 → Jul 6, 2027Jul 23, 2027 → Jul 26, 2027Jul 24, 2027 → Jul 31, 2027Aug 20, 2027 → Aug 23, 2027Aug 21, 2027 → Aug 28, 2027Sep 3, 2027 → Sep 6, 2027Sep 17, 2027 → Sep 20, 2027Oct 30, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-02 → 2026-12-08Allegiant Air / United AirlinesG43007 / UA6255$242.502026-10-29T01:08:48Z
2026-12-02 → 2026-12-08United AirlinesUA4257 / UA6255$315.002026-10-29T01:08:48Z
2026-12-02 → 2026-12-08American AirlinesAA1637 + AA6018 / AA6343 + AA1473$305.002026-10-29T01:08:48Z
2026-12-02 → 2026-12-08Delta Air LinesDL1444 + DL2571 / DL4666 + DL1695$335.002026-10-29T01:08:48Z
2026-12-02 → 2026-12-08United AirlinesUA4304 / UA6255$315.002026-10-29T01:08:48Z

2026-12-02 → 2026-12-08 · $242.50

  • Allegiant Air G43007: IAD 2026-12-02 16:22:00 → TYS 2026-12-02 17:54:00; nonstop; 92 minutes. Local airport times.
  • United Airlines UA6255: TYS 2026-12-08 19:35:00 → IAD 2026-12-08 21:15:00; nonstop; 100 minutes. Local airport times.

2026-12-02 → 2026-12-08 · $315.00

  • United Airlines UA4257: IAD 2026-12-02 09:40:00 → TYS 2026-12-02 11:30:00; nonstop; 110 minutes. Local airport times.
  • United Airlines UA6255: TYS 2026-12-08 19:35:00 → IAD 2026-12-08 21:15:00; nonstop; 100 minutes. Local airport times.

2026-12-02 → 2026-12-08 · $305.00

  • American Airlines AA1637 / AA6018: IAD 2026-12-02 06:00:00 → TYS 2026-12-02 10:33:00; 1 stop(s) via CLT; 273 minutes. Local airport times.
    • AA1637: IAD 2026-12-02 06:00:00 → CLT 2026-12-02 07:37:00; layover at CLT: 93 minutes.
    • AA6018: CLT 2026-12-02 09:10:00 → TYS 2026-12-02 10:33:00.
  • American Airlines AA6343 / AA1473: TYS 2026-12-08 18:05:00 → IAD 2026-12-08 22:01:00; 1 stop(s) via CLT; 236 minutes. Local airport times.
    • AA6343: TYS 2026-12-08 18:05:00 → CLT 2026-12-08 19:34:00; layover at CLT: 66 minutes.
    • AA1473: CLT 2026-12-08 20:40:00 → IAD 2026-12-08 22:01:00.

2026-12-02 → 2026-12-08 · $335.00

  • Delta Air Lines DL1444 / DL2571: IAD 2026-12-02 12:34:00 → TYS 2026-12-02 17:22:00; 1 stop(s) via ATL; 288 minutes. Local airport times.
    • DL1444: IAD 2026-12-02 12:34:00 → ATL 2026-12-02 14:31:00; layover at ATL: 114 minutes.
    • DL2571: ATL 2026-12-02 16:25:00 → TYS 2026-12-02 17:22:00.
  • Delta Air Lines DL4666 / DL1695: TYS 2026-12-08 10:35:00 → IAD 2026-12-08 16:02:00; 1 stop(s) via ATL; 327 minutes. Local airport times.
    • DL4666: TYS 2026-12-08 10:35:00 → ATL 2026-12-08 11:36:00; layover at ATL: 165 minutes.
    • DL1695: ATL 2026-12-08 14:21:00 → IAD 2026-12-08 16:02:00.

2026-12-02 → 2026-12-08 · $315.00

  • United Airlines UA4304: IAD 2026-12-02 22:15:00 → TYS 2026-12-02 23:59:00; nonstop; 104 minutes. Local airport times.
  • United Airlines UA6255: TYS 2026-12-08 19:35:00 → IAD 2026-12-08 21:15:00; nonstop; 100 minutes. Local airport times.

More dates for this route