United MileagePlus award flights from Baltimore (BWI) to San Francisco (SFO)
In the last 30 days AwardTool saw United MileagePlus award space for BWI→SFO in economy, business class and first class. Lowest economy: 15,000 miles + $5.60 (economy space on 21 dates). Lowest business class: 30,000 miles + $5.60 on a mixed-cabin itinerary (part of the trip in a lower cabin; business-class space on 4 dates).
Every airport: Washington to San Francisco award flights.
Prices observed – ; newest observation .
Page regenerated from the Nov 12, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 15,000 miles + $5.60
- economy space on 21 dates
- Lowest business class (mixed cabin)
- 30,000 miles + $5.60
- business-class space on 4 dates · part of the trip in a lower cabin
- Lowest first class
- 30,000 miles + $5.60
- first-class space on 21 dates
In economy, 15,000 miles + $5.60 with United MileagePlus was the 4th lowest of the 13 programs with economy award space on this route; the lowest was 8,000 miles + $5.60 with American Airlines AAdvantage. With United MileagePlus, first class started at 30,000 miles + $5.60, about 2 times the points of its lowest economy award (15,000 miles + $5.60).
MileagePlus award prices by cabin
The lowest one-way United MileagePlus award AwardTool observed on BWI→SFO in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 15,000 miles + $5.60 | Nonstop |  B6 UA | 9+ | 21 | See dates | |
| Business | 30,000 miles + $5.60Mixed cabin | 1 stop | UA | 1 | 4 | See dates | |
| First | 30,000 miles + $5.60 | Nonstop | B6UA | 2 | 21 | See dates |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed MileagePlus award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 15,000 miles + $5.60 | 9+ | Nonstop | Check this date | ||
| Economy | 15,000 miles + $5.60 | 9+ | Nonstop | Check this date | ||
| Economy | 15,000 miles + $5.60 | 8 | Nonstop | Check this date | ||
| Business | 30,000 miles + $5.60Mixed cabin | 1 | 1 stop | Check this date | ||
| Business | 30,000 miles + $5.60Mixed cabin | 2 | 1 stop | Check this date | ||
| First | 30,000 miles + $5.60 | 2 | Nonstop | Check this date | ||
| First | 69,500 miles + $5.60 | 9+ | 1 stop | Check this date | ||
| First | 70,400 miles + $5.60 | 9+ | Nonstop | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
How often MileagePlus award space showed up
Departure dates in the next 365 days that AwardTool checked for United MileagePlus in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 21 of 21 | 100% | |
| Business | 4 of 21 | 19% | |
| First | 21 of 21 | 100% |
Best months to fly from Baltimore (BWI) to San Francisco (SFO) with MileagePlus
| Month | Economy | Business | First |
|---|---|---|---|
| 15,000 miles + $5.60 (7 dates) | 30,000 miles + $5.60 (3 dates)Mixed cabin | 30,000 miles + $5.60 (7 dates) | |
| 15,000 miles + taxes not reported (5 dates) | — | 70,400 miles + $5.60 (5 dates) | |
| 15,000 miles + taxes not reported (1 date) | — | 58,300 miles + taxes not reported (1 date) | |
| 15,000 miles + taxes not reported (1 date) | — | 71,900 miles + taxes not reported (1 date) | |
| 33,000 miles + taxes not reported (3 dates) | — | 88,700 miles + taxes not reported (3 dates) | |
| 15,000 miles + taxes not reported (3 dates) | — | 68,600 miles + taxes not reported (3 dates) | |
| 15,000 miles + taxes not reported (1 date) | 100,000 miles + taxes not reported (1 date) | 77,900 miles + taxes not reported (1 date) |
A month's taxes are those of an award AwardTool recorded at that month's lowest price for a departure that month. “Taxes not reported” means the data has none for that month; the award still has taxes and fees.
How to get MileagePlus miles
- Bilt Rewards: 1:1 · Instant
- Chase Ultimate Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
MileagePlus vs other programs from Baltimore (BWI) to San Francisco (SFO)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Business | First |
|---|---|---|---|
| Air Canada Aeroplan | 17,500 pts + $33.21 | — | — |
| Air France/KLM Flying Blue | 18,500 pts + $20.38 | 60,000 pts + $51.59 | — |
| Alaska Atmos Rewards | 15,000 pts + $5.60 | — | 35,000 pts + $25.60 |
| American Airlines AAdvantage | 8,000 pts + $5.60Lowest | 32,000 pts + $5.60 | 25,000 pts + $5.60Lowest |
| Avianca LifeMiles | 15,000 pts + $5.60 | — | — |
| Delta SkyMiles | 13,800 pts + $5.60 | — | 52,200 pts + $5.60 |
| Etihad Guest | 28,000 pts + $44.10 | 48,000 pts + $57.60Mixed cabin | — |
| GOL Smiles | 49,800 pts + taxes not reported | 93,900 pts + taxes not reportedMixed cabin | — |
| JetBlue TrueBlue | 14,700 pts + $5.60 | — | — |
| Qantas Frequent Flyer | 23,300 pts + $5.60 | 52,800 pts + $5.60Mixed cabin | — |
| United MileagePlus | 15,000 pts + $5.60 | 30,000 pts + $5.60LowestMixed cabin | 30,000 pts + $5.60 |
| Virgin Atlantic Flying Club | 29,500 pts + $5.60 | — | — |
| Virgin Australia Velocity | 23,500 pts + $9.46 | — | — |
Questions about MileagePlus award flights from Baltimore (BWI) to San Francisco (SFO)
How many miles do you need to fly from Baltimore (BWI) to San Francisco (SFO) with United MileagePlus?
The lowest one-way United MileagePlus awards AwardTool observed in the last 30 days (newest observation Nov 10, 2026): economy 15,000 miles + $5.60, with monthly lows of 15,000 miles in 6 months and 33,000 miles in 1 month (taxes vary), and award space on 21 departure dates; business class 30,000 miles + $5.60, a mixed-cabin award, with award space on 4 departure dates; first class 30,000 miles + $5.60, with a typical monthly low of 70,400 miles (taxes vary) over 7 months and award space on 21 departure dates. Monthly lows varied in economy (15,000 to 33,000 miles + taxes vary), business class (30,000 to 100,000 miles + taxes vary) and first class (30,000 to 88,700 miles + taxes vary), so the award on your dates may cost more. Search live before transferring points.
What's the lowest MileagePlus award from Baltimore (BWI) to San Francisco (SFO)?
In economy, 15,000 miles + $5.60. Seen Oct 31, 2026, 23:29 UTC for a Nov 13, 2026 departure. United MileagePlus showed economy award space on 21 departure dates at any price (newest observation Nov 10, 2026, 23:39 UTC). In business class, 30,000 miles + $5.60 on a mixed-cabin itinerary (part of the trip in a lower cabin). Seen Nov 10, 2026, 23:21 UTC for a Nov 26, 2026 departure. United MileagePlus showed business-class award space on 4 departure dates at any price (newest observation Nov 10, 2026, 23:22 UTC). Search live before transferring points.
Can you book nonstop awards from Baltimore (BWI) to San Francisco (SFO) with MileagePlus?
Yes. AwardTool observed nonstop United MileagePlus award space in first class, and in economy from 15,000 miles + $5.60.
Which credit card points can book MileagePlus awards from Baltimore (BWI) to San Francisco (SFO)?
Bilt Rewards (1:1, Instant) and Chase Ultimate Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest MileagePlus award prices from Baltimore (BWI) to San Francisco (SFO)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for Nov 2026 departures: 15,000 miles + $5.60 (7 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.
When does United MileagePlus release award seats for Baltimore (BWI) to San Francisco (SFO)?
United MileagePlus publishes a booking window of about 337 days (about 11 months) before departure (AwardTool's program data, reviewed Nov 6, 2026). On this route AwardTool saw United MileagePlus award space for departures as late as Jun 14, 2027; seats can open earlier or later, and released seats may already be booked. See MileagePlus award release dates.