# Miami (MIA) to Seattle (SEA) business class award flights

Source: https://miles.zone/routes/mia-sea
Data updated: 2026-10-10T01:29:01.949Z
Cash amounts are in US dollars.

Fewest points: 27,000 miles plus $6 on United Airlines through LifeMiles, departing 2026-10-28.

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

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| United Airlines | [LifeMiles](https://miles.zone/programs/lifemiles) | 27,000 miles | $6 | via ORD | 2026-10-28 | 10 Oct 2026, 01:29 UTC |

## Route facts

Over the next 60 days we hold business class seats from Miami to Seattle on 2 of the 2 departure days we have checked so far (58 days are not checked yet), through 1 program. 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) | 2 of 2 checked | 27,000 miles | 27,000 miles | $6 |

No nonstop seats in the window.
With a connection on United Airlines.

## How to book it

1. [LifeMiles](https://miles.zone/programs/lifemiles) books on lifemiles.com: sign in there, search MIA to SEA in business class on a date with space, and pay in miles with the cash on top (from $6).

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

## More routes from Miami

- [Barcelona (BCN)](https://miles.zone/routes/mia-bcn)
- [Paris (CDG)](https://miles.zone/routes/mia-cdg)
- [Dublin (DUB)](https://miles.zone/routes/mia-dub)
- [Edinburgh (EDI)](https://miles.zone/routes/mia-edi)
- [Frankfurt (FRA)](https://miles.zone/routes/mia-fra)
- [London (LHR)](https://miles.zone/routes/mia-lhr)
- [Madrid (MAD)](https://miles.zone/routes/mia-mad)
- [Manchester (MAN)](https://miles.zone/routes/mia-man)
- [Rome (FCO)](https://miles.zone/routes/mia-fco)
- [London (LGW)](https://miles.zone/routes/mia-lgw)
- [Doha (DOH)](https://miles.zone/routes/mia-doh)
- [Amsterdam (AMS)](https://miles.zone/routes/mia-ams)

## 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)