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Dulles → Las Vegas

Dec 3, 2026 · return Dec 5, 2026

IAD → LAS1 adulteconomyRound trip

10 flight options · 4 airlines

Nonstop flights

Thu, Dec 3 – Sat, Dec 5

Frontier Airlines
8:51 pmIAD
5h 17m
Nonstop
11:08 pmLAS
Frontier Airlines
9:47 pmLAS
4h 23m
Nonstop
5:10 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

United Airlines
12:35 pmIAD
5h 17m
Nonstop
2:52 pmLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

Frontier Airlines
1:09 pmIAD
5h 22m
Nonstop
3:31 pmLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

United Airlines
8:06 pmIAD
5h 16m
Nonstop
10:22 pmLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Dec 3 – Sat, Dec 5

American Airlines
5:50 pmIAD
8h 35m
DFW · 2h
11:25 pmLAS
American Airlines
11:01 pmLAS
6h 40m
CLT · 1h 2m
8:41 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

Delta Air Lines
5:29 pmIAD
7h 25m
DTW · 1h 7m
9:54 pmLAS
Delta Air Lines
6:00 amLAS
7h 18m
DTW · 1h 56m
4:18 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

Frontier Airlines
6:07 pmIAD
8h 1m
ATL · 1h 5m
11:08 pmLAS
Frontier Airlines
9:47 pmLAS
4h 23m
Nonstop
5:10 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

United Airlines
6:10 amIAD
8h 7m
ORD · 1h 28m
11:17 amLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

United Airlines
5:18 pmIAD
8h 29m
YYZ · 1h 39m
10:47 pmLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Sat, Dec 5

United Airlines
8:35 amIAD
8h 32m
LAX · 1h 26m
2:07 pmLAS
United Airlines
11:45 pmLAS
4h 22m
Nonstop
7:07 am+1IAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ LAS

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 routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 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)
2026-12-03 → 2026-12-05Frontier AirlinesF94277 / F94278$185.262026-10-29T01:58:01Z
2026-12-03 → 2026-12-05United AirlinesUA2156 / UA284$380.002026-10-29T01:58:01Z
2026-12-03 → 2026-12-05American AirlinesAA2414 + AA624 / AA1474 + AA5249$332.502026-10-29T01:58:01Z
2026-12-03 → 2026-12-05Delta Air LinesDL5073 + DL916 / DL864 + DL5413$356.262026-10-29T01:58:01Z
2026-12-03 → 2026-12-05Frontier Airlines / United AirlinesF94277 / UA284$282.632026-10-29T01:58:01Z
2026-12-03 → 2026-12-05United AirlinesUA739 / UA284$380.002026-10-29T01:58:01Z
2026-12-03 → 2026-12-05Frontier AirlinesF91081 + F93923 / F94278$178.132026-10-29T01:58:01Z
2026-12-03 → 2026-12-05United AirlinesUA565 + UA2811 / UA284$358.632026-10-29T01:58:01Z
2026-12-03 → 2026-12-05United AirlinesUA3453 + AC1705 / UA284$358.632026-10-29T01:58:01Z
2026-12-03 → 2026-12-05United AirlinesUA1734 + UA2741 / UA284$358.632026-10-29T01:58:01Z

2026-12-03 → 2026-12-05 · $185.26

  • Frontier Airlines F94277: IAD 2026-12-03 20:51:00 → LAS 2026-12-03 23:08:00; nonstop; 317 minutes. Local airport times.
  • Frontier Airlines F94278: LAS 2026-12-05 21:47:00 → IAD 2026-12-06 05:10:00; nonstop; 263 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $380.00

  • United Airlines UA2156: IAD 2026-12-03 12:35:00 → LAS 2026-12-03 14:52:00; nonstop; 317 minutes. Local airport times.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $332.50

  • American Airlines AA2414 / AA624: IAD 2026-12-03 17:50:00 → LAS 2026-12-03 23:25:00; 1 stop(s) via DFW; 515 minutes. Local airport times.
    • AA2414: IAD 2026-12-03 17:50:00 → DFW 2026-12-03 20:30:00; layover at DFW: 120 minutes.
    • AA624: DFW 2026-12-03 22:30:00 → LAS 2026-12-03 23:25:00.
  • American Airlines AA1474 / AA5249: LAS 2026-12-05 23:01:00 → IAD 2026-12-06 08:41:00; 1 stop(s) via CLT; 400 minutes. Local airport times.
    • AA1474: LAS 2026-12-05 23:01:00 → CLT 2026-12-06 06:08:00; layover at CLT: 62 minutes.
    • AA5249: CLT 2026-12-06 07:10:00 → IAD 2026-12-06 08:41:00.

2026-12-03 → 2026-12-05 · $356.26

  • Delta Air Lines DL5073 / DL916: IAD 2026-12-03 17:29:00 → LAS 2026-12-03 21:54:00; 1 stop(s) via DTW; 445 minutes. Local airport times.
    • DL5073: IAD 2026-12-03 17:29:00 → DTW 2026-12-03 19:13:00; layover at DTW: 67 minutes.
    • DL916: DTW 2026-12-03 20:20:00 → LAS 2026-12-03 21:54:00.
  • Delta Air Lines DL864 / DL5413: LAS 2026-12-05 06:00:00 → IAD 2026-12-05 16:18:00; 1 stop(s) via DTW; 438 minutes. Local airport times.
    • DL864: LAS 2026-12-05 06:00:00 → DTW 2026-12-05 12:49:00; layover at DTW: 116 minutes.
    • DL5413: DTW 2026-12-05 14:45:00 → IAD 2026-12-05 16:18:00.

2026-12-03 → 2026-12-05 · $282.63

  • Frontier Airlines F94277: IAD 2026-12-03 13:09:00 → LAS 2026-12-03 15:31:00; nonstop; 322 minutes. Local airport times.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $380.00

  • United Airlines UA739: IAD 2026-12-03 20:06:00 → LAS 2026-12-03 22:22:00; nonstop; 316 minutes. Local airport times.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $178.13

  • Frontier Airlines F91081 / F93923: IAD 2026-12-03 18:07:00 → LAS 2026-12-03 23:08:00; 1 stop(s) via ATL; 481 minutes. Local airport times.
    • F91081: IAD 2026-12-03 18:07:00 → ATL 2026-12-03 20:27:00; layover at ATL: 65 minutes.
    • F93923: ATL 2026-12-03 21:32:00 → LAS 2026-12-03 23:08:00.
  • Frontier Airlines F94278: LAS 2026-12-05 21:47:00 → IAD 2026-12-06 05:10:00; nonstop; 263 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $358.63

  • United Airlines UA565 / UA2811: IAD 2026-12-03 06:10:00 → LAS 2026-12-03 11:17:00; 1 stop(s) via ORD; 487 minutes. Local airport times.
    • UA565: IAD 2026-12-03 06:10:00 → ORD 2026-12-03 07:32:00; layover at ORD: 88 minutes.
    • UA2811: ORD 2026-12-03 09:00:00 → LAS 2026-12-03 11:17:00.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $358.63

  • United Airlines UA3453 / AC1705: IAD 2026-12-03 17:18:00 → LAS 2026-12-03 22:47:00; 1 stop(s) via YYZ; 509 minutes. Local airport times.
    • UA3453: IAD 2026-12-03 17:18:00 → YYZ 2026-12-03 19:01:00; layover at YYZ: 99 minutes.
    • AC1705: YYZ 2026-12-03 20:40:00 → LAS 2026-12-03 22:47:00.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

2026-12-03 → 2026-12-05 · $358.63

  • United Airlines UA1734 / UA2741: IAD 2026-12-03 08:35:00 → LAS 2026-12-03 14:07:00; 1 stop(s) via LAX; 512 minutes. Local airport times.
    • UA1734: IAD 2026-12-03 08:35:00 → LAX 2026-12-03 11:24:00; layover at LAX: 86 minutes.
    • UA2741: LAX 2026-12-03 12:50:00 → LAS 2026-12-03 14:07:00.
  • United Airlines UA284: LAS 2026-12-05 23:45:00 → IAD 2026-12-06 07:07:00; nonstop; 262 minutes. Local airport times.

More dates for this route