# Cancun (CUN) to Seattle (SEA) business class award flights

Source: https://miles.zone/routes/cun-sea
Data updated: 2026-10-21T05:20:30.424Z
Cash amounts are in US dollars.

Fewest points: 27,000 miles plus $55 on Air Canada through LifeMiles, departing 2026-11-07.

## Every program and airline that can book it, next 60 days

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| Air Canada | [LifeMiles](https://miles.zone/programs/lifemiles) | 27,000 miles | $55 | via YYZ | 2026-11-07 | 21 Oct 2026, 05:20 UTC |
| United Airlines | [LifeMiles](https://miles.zone/programs/lifemiles) | 27,000 miles | $58 | via LAX, SFO | 2026-10-26 | 21 Oct 2026, 02:09 UTC |
| American Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 35,000 Atmos points | $106 | via DFW | 2026-10-22 | 18 Oct 2026, 23:31 UTC |
| Aeromexico | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Standard fare) | 47,500 miles | $115 | via MEX | 2026-10-27 | 20 Oct 2026, 18:48 UTC |
| Delta Air Lines | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Standard fare) | 60,000 miles | $116 | Nonstop | 2026-11-09 | 19 Oct 2026, 13:39 UTC |

## Route facts

Over the next 60 days we hold business class seats from Cancun to Seattle on 46 of the 46 departure days we have checked so far (14 days are not checked yet), through 3 programs. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat.

| Program | Days with space | Lowest | Typical day | Cash on top |
| --- | --- | --- | --- | --- |
| [LifeMiles](https://miles.zone/programs/lifemiles) | 27 of 46 checked | 27,000 miles | 27,000 miles | $55 to $109 |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 37 of 46 checked | 35,000 Atmos points | 35,000 Atmos points | $106 |
| [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) | 20 of 46 checked | 47,500 miles | 60,000 miles | $115 to $126 |

Nonstop seats on Delta Air Lines.
With a connection on Aeromexico, Air Canada, American Airlines and United Airlines.

## How to book it

1. [LifeMiles](https://miles.zone/programs/lifemiles) books on lifemiles.com: sign in there, search CUN to SEA in business class on a date with space, and pay in miles with the cash on top (from $55).
2. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search CUN to SEA in business class on a date with space, and pay in Atmos points with the cash on top (from $106).
3. [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) books on airfrance.fr: sign in there, search CUN to SEA in business class on a date with space, and pay in miles with the cash on top (from $115).

MilesZone finds the seat; it does not book it or take payment.

## More routes from Cancun

- [London (LGW)](https://miles.zone/routes/cun-lgw)
- [London (LHR)](https://miles.zone/routes/cun-lhr)
- [Kansas City (MCI)](https://miles.zone/routes/cun-mci)
- [Los Angeles (LAX)](https://miles.zone/routes/cun-lax)
- [Santa Ana (SNA)](https://miles.zone/routes/cun-sna)
- [Boise (BOI)](https://miles.zone/routes/cun-boi)
- [Spokane (GEG)](https://miles.zone/routes/cun-geg)
- [Houston (IAH)](https://miles.zone/routes/cun-iah)
- [Portland (PDX)](https://miles.zone/routes/cun-pdx)
- [San Diego (SAN)](https://miles.zone/routes/cun-san)
- [San Francisco (SFO)](https://miles.zone/routes/cun-sfo)
- [San Jose (SJC)](https://miles.zone/routes/cun-sjc)

## More routes to Seattle

- [Paris (CDG)](https://miles.zone/routes/cdg-sea)
- [Amsterdam (AMS)](https://miles.zone/routes/ams-sea)
- [Dublin (DUB)](https://miles.zone/routes/dub-sea)
- [Edinburgh (EDI)](https://miles.zone/routes/edi-sea)
- [Frankfurt (FRA)](https://miles.zone/routes/fra-sea)
- [London (LHR)](https://miles.zone/routes/lhr-sea)
- [Manchester (MAN)](https://miles.zone/routes/man-sea)
- [Munich (MUC)](https://miles.zone/routes/muc-sea)
- [Barcelona (BCN)](https://miles.zone/routes/bcn-sea)
- [Madrid (MAD)](https://miles.zone/routes/mad-sea)
- [Doha (DOH)](https://miles.zone/routes/doh-sea)
- [Dubai (DXB)](https://miles.zone/routes/dxb-sea)