Travel with Axel,
get the best price.

Denver → Dulles

Choose your travel dates

DEN → IAD1 adulteconomy

24 flight options · 2 airlines

Round-trip flights

Fri, Nov 27 – Fri, Dec 4

United Airlines
11:59 pmDEN
3h 20m
Nonstop
5:19 am+1IAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

American Airlines
12:54 amDEN
5h 47m
CLT · 1h 9m
8:41 amIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
11:59 pmDEN
3h 20m
Nonstop
5:19 am+1IAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
4:11 pmDEN
3h 13m
Nonstop
9:24 pmIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
4:11 pmDEN
3h 13m
Nonstop
9:24 pmIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
1:30 pmDEN
5h 55m
MCI · 1h 41m
9:25 pmIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
7:40 amDEN
5h 46m
MSP · 1h 15m
3:26 pmIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
1:55 pmDEN
5h 16m
CLE · 1h 3m
9:11 pmIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Show 8 more flights

Fri, Nov 27 – Fri, Dec 4

United Airlines
1:40 pmDEN
5h 50m
BNA · 1h 24m
9:30 pmIAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

United Airlines
4:35 pmDEN
5h 55m
ORD · 1h 26m
12:30 am+1IAD
United Airlines
10:12 pmIAD
4h 3m
Nonstop
12:15 am+1DEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

American Airlines
12:54 amDEN
5h 47m
CLT · 1h 9m
8:41 amIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
7:40 amDEN
5h 46m
MSP · 1h 15m
3:26 pmIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
1:30 pmDEN
5h 55m
MCI · 1h 41m
9:25 pmIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
1:55 pmDEN
5h 16m
CLE · 1h 3m
9:11 pmIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
1:40 pmDEN
5h 50m
BNA · 1h 24m
9:30 pmIAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

United Airlines
4:35 pmDEN
5h 55m
ORD · 1h 26m
12:30 am+1IAD
United Airlines
7:30 pmIAD
4h 3m
Nonstop
9:33 pmDEN

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

United Airlines
11:59 pmDEN
3h 20m
Nonstop
5:19 am+1IAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

American Airlines
12:54 amDEN
5h 47m
CLT · 1h 9m
8:41 amIAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
4:11 pmDEN
3h 13m
Nonstop
9:24 pmIAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
1:30 pmDEN
5h 55m
MCI · 1h 41m
9:25 pmIAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
7:40 amDEN
5h 46m
MSP · 1h 15m
3:26 pmIAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
1:40 pmDEN
5h 50m
BNA · 1h 24m
9:30 pmIAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
4:35 pmDEN
5h 55m
ORD · 1h 26m
12:30 am+1IAD

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

United Airlines
1:55 pmDEN
5h 16m
CLE · 1h 3m
9:11 pmIAD

One-way total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ IAD

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

Nov 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)
2026-11-20 · one wayUnited AirlinesUA1924$234.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA1924 / UA495$391.002026-10-29T01:03:59Z
2026-11-20 · one wayAmerican AirlinesAA591 + AA5249$214.502026-10-29T01:03:59Z
2026-11-27 → 2026-12-04American Airlines / United AirlinesAA591 + AA5249 / UA495$371.502026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA1924 / UA672$442.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA421$234.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA421 / UA495$391.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA421 / UA672$442.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA586 + UA3433$221.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA773 + UA3579$221.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA1109 + UA1574$221.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA675 + UA1779$221.002026-10-29T01:03:59Z
2026-11-20 · one wayUnited AirlinesUA2476 + UA1623$221.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA586 + UA3433 / UA495$378.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA773 + UA3579 / UA495$378.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA2476 + UA1623 / UA495$378.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA1109 + UA1574 / UA495$378.002026-10-29T01:03:59Z
2026-11-27 → 2026-12-04United AirlinesUA675 + UA1779 / UA495$378.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23American Airlines / United AirlinesAA591 + AA5249 / UA672$422.502026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA773 + UA3579 / UA672$429.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA586 + UA3433 / UA672$429.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA2476 + UA1623 / UA672$429.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA1109 + UA1574 / UA672$429.002026-10-29T01:03:59Z
2026-11-20 → 2026-11-23United AirlinesUA675 + UA1779 / UA672$429.002026-10-29T01:03:59Z

2026-11-20 · one way · $234.00

  • United Airlines UA1924: DEN 2026-11-20 23:59:00 → IAD 2026-11-21 05:19:00; nonstop; 200 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $391.00

  • United Airlines UA1924: DEN 2026-11-27 23:59:00 → IAD 2026-11-28 05:19:00; nonstop; 200 minutes. Local airport times.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-20 · one way · $214.50

  • American Airlines AA591 / AA5249: DEN 2026-11-20 00:54:00 → IAD 2026-11-20 08:41:00; 1 stop(s) via CLT; 347 minutes. Local airport times.
    • AA591: DEN 2026-11-20 00:54:00 → CLT 2026-11-20 06:01:00; layover at CLT: 69 minutes.
    • AA5249: CLT 2026-11-20 07:10:00 → IAD 2026-11-20 08:41:00.

2026-11-27 → 2026-12-04 · $371.50

  • American Airlines AA591 / AA5249: DEN 2026-11-27 00:54:00 → IAD 2026-11-27 08:41:00; 1 stop(s) via CLT; 347 minutes. Local airport times.
    • AA591: DEN 2026-11-27 00:54:00 → CLT 2026-11-27 06:01:00; layover at CLT: 69 minutes.
    • AA5249: CLT 2026-11-27 07:10:00 → IAD 2026-11-27 08:41:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $442.00

  • United Airlines UA1924: DEN 2026-11-20 23:59:00 → IAD 2026-11-21 05:19:00; nonstop; 200 minutes. Local airport times.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 · one way · $234.00

  • United Airlines UA421: DEN 2026-11-20 16:11:00 → IAD 2026-11-20 21:24:00; nonstop; 193 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $391.00

  • United Airlines UA421: DEN 2026-11-27 16:11:00 → IAD 2026-11-27 21:24:00; nonstop; 193 minutes. Local airport times.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $442.00

  • United Airlines UA421: DEN 2026-11-20 16:11:00 → IAD 2026-11-20 21:24:00; nonstop; 193 minutes. Local airport times.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 · one way · $221.00

  • United Airlines UA586 / UA3433: DEN 2026-11-20 13:30:00 → IAD 2026-11-20 21:25:00; 1 stop(s) via MCI; 355 minutes. Local airport times.
    • UA586: DEN 2026-11-20 13:30:00 → MCI 2026-11-20 16:09:00; layover at MCI: 101 minutes.
    • UA3433: MCI 2026-11-20 17:50:00 → IAD 2026-11-20 21:25:00.

2026-11-20 · one way · $221.00

  • United Airlines UA773 / UA3579: DEN 2026-11-20 07:40:00 → IAD 2026-11-20 15:26:00; 1 stop(s) via MSP; 346 minutes. Local airport times.
    • UA773: DEN 2026-11-20 07:40:00 → MSP 2026-11-20 10:40:00; layover at MSP: 75 minutes.
    • UA3579: MSP 2026-11-20 11:55:00 → IAD 2026-11-20 15:26:00.

2026-11-20 · one way · $221.00

  • United Airlines UA1109 / UA1574: DEN 2026-11-20 13:40:00 → IAD 2026-11-20 21:30:00; 1 stop(s) via BNA; 350 minutes. Local airport times.
    • UA1109: DEN 2026-11-20 13:40:00 → BNA 2026-11-20 17:19:00; layover at BNA: 84 minutes.
    • UA1574: BNA 2026-11-20 18:43:00 → IAD 2026-11-20 21:30:00.

2026-11-20 · one way · $221.00

  • United Airlines UA675 / UA1779: DEN 2026-11-20 16:35:00 → IAD 2026-11-21 00:30:00; 1 stop(s) via ORD; 355 minutes. Local airport times.
    • UA675: DEN 2026-11-20 16:35:00 → ORD 2026-11-20 20:15:00; layover at ORD: 86 minutes.
    • UA1779: ORD 2026-11-20 21:41:00 → IAD 2026-11-21 00:30:00.

2026-11-20 · one way · $221.00

  • United Airlines UA2476 / UA1623: DEN 2026-11-20 13:55:00 → IAD 2026-11-20 21:11:00; 1 stop(s) via CLE; 316 minutes. Local airport times.
    • UA2476: DEN 2026-11-20 13:55:00 → CLE 2026-11-20 18:47:00; layover at CLE: 63 minutes.
    • UA1623: CLE 2026-11-20 19:50:00 → IAD 2026-11-20 21:11:00.

2026-11-27 → 2026-12-04 · $378.00

  • United Airlines UA586 / UA3433: DEN 2026-11-27 13:30:00 → IAD 2026-11-27 21:25:00; 1 stop(s) via MCI; 355 minutes. Local airport times.
    • UA586: DEN 2026-11-27 13:30:00 → MCI 2026-11-27 16:09:00; layover at MCI: 101 minutes.
    • UA3433: MCI 2026-11-27 17:50:00 → IAD 2026-11-27 21:25:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $378.00

  • United Airlines UA773 / UA3579: DEN 2026-11-27 07:40:00 → IAD 2026-11-27 15:26:00; 1 stop(s) via MSP; 346 minutes. Local airport times.
    • UA773: DEN 2026-11-27 07:40:00 → MSP 2026-11-27 10:40:00; layover at MSP: 75 minutes.
    • UA3579: MSP 2026-11-27 11:55:00 → IAD 2026-11-27 15:26:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $378.00

  • United Airlines UA2476 / UA1623: DEN 2026-11-27 13:55:00 → IAD 2026-11-27 21:11:00; 1 stop(s) via CLE; 316 minutes. Local airport times.
    • UA2476: DEN 2026-11-27 13:55:00 → CLE 2026-11-27 18:47:00; layover at CLE: 63 minutes.
    • UA1623: CLE 2026-11-27 19:50:00 → IAD 2026-11-27 21:11:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $378.00

  • United Airlines UA1109 / UA1574: DEN 2026-11-27 13:40:00 → IAD 2026-11-27 21:30:00; 1 stop(s) via BNA; 350 minutes. Local airport times.
    • UA1109: DEN 2026-11-27 13:40:00 → BNA 2026-11-27 17:19:00; layover at BNA: 84 minutes.
    • UA1574: BNA 2026-11-27 18:43:00 → IAD 2026-11-27 21:30:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $378.00

  • United Airlines UA675 / UA1779: DEN 2026-11-27 16:35:00 → IAD 2026-11-28 00:30:00; 1 stop(s) via ORD; 355 minutes. Local airport times.
    • UA675: DEN 2026-11-27 16:35:00 → ORD 2026-11-27 20:15:00; layover at ORD: 86 minutes.
    • UA1779: ORD 2026-11-27 21:41:00 → IAD 2026-11-28 00:30:00.
  • United Airlines UA495: IAD 2026-12-04 22:12:00 → DEN 2026-12-05 00:15:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $422.50

  • American Airlines AA591 / AA5249: DEN 2026-11-20 00:54:00 → IAD 2026-11-20 08:41:00; 1 stop(s) via CLT; 347 minutes. Local airport times.
    • AA591: DEN 2026-11-20 00:54:00 → CLT 2026-11-20 06:01:00; layover at CLT: 69 minutes.
    • AA5249: CLT 2026-11-20 07:10:00 → IAD 2026-11-20 08:41:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $429.00

  • United Airlines UA773 / UA3579: DEN 2026-11-20 07:40:00 → IAD 2026-11-20 15:26:00; 1 stop(s) via MSP; 346 minutes. Local airport times.
    • UA773: DEN 2026-11-20 07:40:00 → MSP 2026-11-20 10:40:00; layover at MSP: 75 minutes.
    • UA3579: MSP 2026-11-20 11:55:00 → IAD 2026-11-20 15:26:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $429.00

  • United Airlines UA586 / UA3433: DEN 2026-11-20 13:30:00 → IAD 2026-11-20 21:25:00; 1 stop(s) via MCI; 355 minutes. Local airport times.
    • UA586: DEN 2026-11-20 13:30:00 → MCI 2026-11-20 16:09:00; layover at MCI: 101 minutes.
    • UA3433: MCI 2026-11-20 17:50:00 → IAD 2026-11-20 21:25:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $429.00

  • United Airlines UA2476 / UA1623: DEN 2026-11-20 13:55:00 → IAD 2026-11-20 21:11:00; 1 stop(s) via CLE; 316 minutes. Local airport times.
    • UA2476: DEN 2026-11-20 13:55:00 → CLE 2026-11-20 18:47:00; layover at CLE: 63 minutes.
    • UA1623: CLE 2026-11-20 19:50:00 → IAD 2026-11-20 21:11:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $429.00

  • United Airlines UA1109 / UA1574: DEN 2026-11-20 13:40:00 → IAD 2026-11-20 21:30:00; 1 stop(s) via BNA; 350 minutes. Local airport times.
    • UA1109: DEN 2026-11-20 13:40:00 → BNA 2026-11-20 17:19:00; layover at BNA: 84 minutes.
    • UA1574: BNA 2026-11-20 18:43:00 → IAD 2026-11-20 21:30:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $429.00

  • United Airlines UA675 / UA1779: DEN 2026-11-20 16:35:00 → IAD 2026-11-21 00:30:00; 1 stop(s) via ORD; 355 minutes. Local airport times.
    • UA675: DEN 2026-11-20 16:35:00 → ORD 2026-11-20 20:15:00; layover at ORD: 86 minutes.
    • UA1779: ORD 2026-11-20 21:41:00 → IAD 2026-11-21 00:30:00.
  • United Airlines UA672: IAD 2026-11-23 19:30:00 → DEN 2026-11-23 21:33:00; nonstop; 243 minutes. Local airport times.

More dates for this route