# Boston (BOS) to San Francisco (SFO) business class award flights

Source: https://miles.zone/routes/bos-sfo
Data updated: 2026-10-21T01:50:05.810Z
Cash amounts are in US dollars.

Fewest points: 35,000 Atmos points plus $26 on American Airlines through Atmos Rewards, departing 2026-10-23.

## 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 IAD | 2026-10-22 | 9 Oct 2026, 21:59 UTC |
| United Airlines | [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 30,000 miles | $6 | via IAD | 2026-10-22 | 11 Oct 2026, 06:22 UTC |
| Delta Air Lines | [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 62,600 miles | $6 | Nonstop | 2026-11-10 | 19 Oct 2026, 16:47 UTC |
| JetBlue | [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 100,000 miles | $6 | Nonstop | 2026-10-22 | 11 Oct 2026, 06:22 UTC |
| American Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 35,000 Atmos points | $26 | via JFK | 2026-10-23 | 21 Oct 2026, 01:50 UTC |

## Route facts

Over the next 60 days we hold business class seats from Boston to San Francisco on 42 of the 60 departure days, through 4 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) | 4 of 60 | 27,000 miles | 27,000 miles | $6 to $58 |
| [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 42 of 60 | 30,000 miles | 73,800 miles | $6 |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 23 of 60 | 35,000 Atmos points | 35,000 Atmos points | $26 to $31 |
| [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 42 of 60 | 62,600 miles | 68,600 miles | $6 |

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

## How to book it

1. [LifeMiles](https://miles.zone/programs/lifemiles) books on lifemiles.com: sign in there, search BOS to SFO in business class on a date with space, and pay in miles with the cash on top (from $6).
2. [United MileagePlus](https://miles.zone/programs/united-mileageplus) books on united.com: sign in there, search BOS to SFO in business class on a date with space, and pay in miles with the cash on top (from $6).
3. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search BOS to SFO in business class on a date with space, and pay in Atmos points with the cash on top (from $26).
4. [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) books on delta.com: sign in there, search BOS to SFO 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 Boston

- [Amsterdam (AMS)](https://miles.zone/routes/bos-ams)
- [Paris (CDG)](https://miles.zone/routes/bos-cdg)
- [Dublin (DUB)](https://miles.zone/routes/bos-dub)
- [Edinburgh (EDI)](https://miles.zone/routes/bos-edi)
- [Frankfurt (FRA)](https://miles.zone/routes/bos-fra)
- [London (LHR)](https://miles.zone/routes/bos-lhr)
- [Manchester (MAN)](https://miles.zone/routes/bos-man)
- [Rome (FCO)](https://miles.zone/routes/bos-fco)
- [Madrid (MAD)](https://miles.zone/routes/bos-mad)
- [Doha (DOH)](https://miles.zone/routes/bos-doh)
- [Tokyo (NRT)](https://miles.zone/routes/bos-nrt)
- [Tokyo (HND)](https://miles.zone/routes/bos-hnd)

## More routes to San Francisco

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