Travel with Axel,
get the best price.

Dulles → Cancun

Dec 3, 2026 · return Dec 9, 2026

IAD → CUN1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Thu, Dec 3 – Wed, Dec 9

United Airlines
6:41 amIAD
3h 48m
Nonstop
10:29 amCUN
United Airlines
7:45 amCUN
3h 19m
Nonstop
11:04 amIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

United Airlines
1:01 pmIAD
3h 54m
Nonstop
4:55 pmCUN
United Airlines
7:45 amCUN
3h 19m
Nonstop
11:04 amIAD

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Dec 3 – Wed, Dec 9

American Airlines
6:00 amIAD
6h 29m
CLT · 1h 32m
12:29 pmCUN
American Airlines
3:33 pmCUN
6h 40m
CLT · 2h
10:13 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

Air Canada
9:55 amIAD
8h 5m
YUL · 1h 32m
6:00 pmCUN
Air Canada
8:00 amCUN
7h 45m
YYZ · 2h 20m
3:45 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

Delta Air Lines
12:35 pmIAD
9h 15m
JFK · 3h 26m
9:50 pmCUN
Delta Air Lines
8:15 amCUN
7h 47m
ATL · 3h 24m
4:02 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

American Airlines
6:01 amIAD
8h 48m
MIA · 3h 52m
2:49 pmCUN
American Airlines
3:33 pmCUN
6h 40m
CLT · 2h
10:13 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

Delta Air Lines
12:34 pmIAD
8h 34m
ATL · 3h 58m
9:08 pmCUN
Delta Air Lines
8:15 amCUN
7h 47m
ATL · 3h 24m
4:02 pmIAD

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Wed, Dec 9

United Airlines
6:10 amIAD
7h 47m
EWR · 2h 5m
1:57 pmCUN
United Airlines
7:45 amCUN
3h 19m
Nonstop
11:04 amIAD

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ CUN

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.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. 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

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 → 2026-12-09United AirlinesUA2860 / UA1742$545.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09American AirlinesAA5649 + AA895 / AA792 + AA5549$475.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09Air CanadaAC8724 + AC1882 / AC1811 + AC8618$490.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09Delta Air LinesDL5618 + DL488 / DL609 + DL1695$505.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09United AirlinesUA1618 / UA1742$545.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09American AirlinesAA552 + AA2422 / AA792 + AA5549$475.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09Delta Air LinesDL1444 + DL1939 / DL609 + DL1695$505.002026-10-29T01:57:36Z
2026-12-03 → 2026-12-09United AirlinesUA1359 + UA1050 / UA1742$515.002026-10-29T01:57:36Z

2026-12-03 → 2026-12-09 · $545.00

  • United Airlines UA2860: IAD 2026-12-03 06:41:00 → CUN 2026-12-03 10:29:00; nonstop; 228 minutes. Local airport times.
  • United Airlines UA1742: CUN 2026-12-09 07:45:00 → IAD 2026-12-09 11:04:00; nonstop; 199 minutes. Local airport times.

2026-12-03 → 2026-12-09 · $475.00

  • American Airlines AA5649 / AA895: IAD 2026-12-03 06:00:00 → CUN 2026-12-03 12:29:00; 1 stop(s) via CLT; 389 minutes. Local airport times.
    • AA5649: IAD 2026-12-03 06:00:00 → CLT 2026-12-03 07:48:00; layover at CLT: 92 minutes.
    • AA895: CLT 2026-12-03 09:20:00 → CUN 2026-12-03 12:29:00.
  • American Airlines AA792 / AA5549: CUN 2026-12-09 15:33:00 → IAD 2026-12-09 22:13:00; 1 stop(s) via CLT; 400 minutes. Local airport times.
    • AA792: CUN 2026-12-09 15:33:00 → CLT 2026-12-09 18:40:00; layover at CLT: 120 minutes.
    • AA5549: CLT 2026-12-09 20:40:00 → IAD 2026-12-09 22:13:00.

2026-12-03 → 2026-12-09 · $490.00

  • Air Canada AC8724 / AC1882: IAD 2026-12-03 09:55:00 → CUN 2026-12-03 18:00:00; 1 stop(s) via YUL; 485 minutes. Local airport times.
    • AC8724: IAD 2026-12-03 09:55:00 → YUL 2026-12-03 11:38:00; layover at YUL: 92 minutes.
    • AC1882: YUL 2026-12-03 13:10:00 → CUN 2026-12-03 18:00:00.
  • Air Canada AC1811 / AC8618: CUN 2026-12-09 08:00:00 → IAD 2026-12-09 15:45:00; 1 stop(s) via YYZ; 465 minutes. Local airport times.
    • AC1811: CUN 2026-12-09 08:00:00 → YYZ 2026-12-09 11:55:00; layover at YYZ: 140 minutes.
    • AC8618: YYZ 2026-12-09 14:15:00 → IAD 2026-12-09 15:45:00.

2026-12-03 → 2026-12-09 · $505.00

  • Delta Air Lines DL5618 / DL488: IAD 2026-12-03 12:35:00 → CUN 2026-12-03 21:50:00; 1 stop(s) via JFK; 555 minutes. Local airport times.
    • DL5618: IAD 2026-12-03 12:35:00 → JFK 2026-12-03 14:01:00; layover at JFK: 206 minutes.
    • DL488: JFK 2026-12-03 17:27:00 → CUN 2026-12-03 21:50:00.
  • Delta Air Lines DL609 / DL1695: CUN 2026-12-09 08:15:00 → IAD 2026-12-09 16:02:00; 1 stop(s) via ATL; 467 minutes. Local airport times.
    • DL609: CUN 2026-12-09 08:15:00 → ATL 2026-12-09 10:57:00; layover at ATL: 204 minutes.
    • DL1695: ATL 2026-12-09 14:21:00 → IAD 2026-12-09 16:02:00.

2026-12-03 → 2026-12-09 · $545.00

  • United Airlines UA1618: IAD 2026-12-03 13:01:00 → CUN 2026-12-03 16:55:00; nonstop; 234 minutes. Local airport times.
  • United Airlines UA1742: CUN 2026-12-09 07:45:00 → IAD 2026-12-09 11:04:00; nonstop; 199 minutes. Local airport times.

2026-12-03 → 2026-12-09 · $475.00

  • American Airlines AA552 / AA2422: IAD 2026-12-03 06:01:00 → CUN 2026-12-03 14:49:00; 1 stop(s) via MIA; 528 minutes. Local airport times.
    • AA552: IAD 2026-12-03 06:01:00 → MIA 2026-12-03 08:50:00; layover at MIA: 232 minutes.
    • AA2422: MIA 2026-12-03 12:42:00 → CUN 2026-12-03 14:49:00.
  • American Airlines AA792 / AA5549: CUN 2026-12-09 15:33:00 → IAD 2026-12-09 22:13:00; 1 stop(s) via CLT; 400 minutes. Local airport times.
    • AA792: CUN 2026-12-09 15:33:00 → CLT 2026-12-09 18:40:00; layover at CLT: 120 minutes.
    • AA5549: CLT 2026-12-09 20:40:00 → IAD 2026-12-09 22:13:00.

2026-12-03 → 2026-12-09 · $505.00

  • Delta Air Lines DL1444 / DL1939: IAD 2026-12-03 12:34:00 → CUN 2026-12-03 21:08:00; 1 stop(s) via ATL; 514 minutes. Local airport times.
    • DL1444: IAD 2026-12-03 12:34:00 → ATL 2026-12-03 14:31:00; layover at ATL: 238 minutes.
    • DL1939: ATL 2026-12-03 18:29:00 → CUN 2026-12-03 21:08:00.
  • Delta Air Lines DL609 / DL1695: CUN 2026-12-09 08:15:00 → IAD 2026-12-09 16:02:00; 1 stop(s) via ATL; 467 minutes. Local airport times.
    • DL609: CUN 2026-12-09 08:15:00 → ATL 2026-12-09 10:57:00; layover at ATL: 204 minutes.
    • DL1695: ATL 2026-12-09 14:21:00 → IAD 2026-12-09 16:02:00.

2026-12-03 → 2026-12-09 · $515.00

  • United Airlines UA1359 / UA1050: IAD 2026-12-03 06:10:00 → CUN 2026-12-03 13:57:00; 1 stop(s) via EWR; 467 minutes. Local airport times.
    • UA1359: IAD 2026-12-03 06:10:00 → EWR 2026-12-03 07:28:00; layover at EWR: 125 minutes.
    • UA1050: EWR 2026-12-03 09:33:00 → CUN 2026-12-03 13:57:00.
  • United Airlines UA1742: CUN 2026-12-09 07:45:00 → IAD 2026-12-09 11:04:00; nonstop; 199 minutes. Local airport times.

More dates for this route