Cheap Flights from Baltimore to San Francisco
No deal from Baltimore to San Francisco has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Baltimore to San Francisco, the lowest round-trip fare we recorded was $212, in August. The typical fare was $295. August was the cheapest month we saw and September the dearest.
The most recent price we saw on this route was $322 on Frontier, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/baltimore">from Baltimore</a>, <a href="/to/san-francisco">to San Francisco</a>, or the return direction <a href="/from/san-francisco/to/baltimore">San Francisco to Baltimore</a>.
Latest price we saw: Baltimore to San Francisco
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Baltimore (BWI) to San Francisco (SFO) | $322 | 6.6¢ | Nov 9 – Nov 16 | Frontier | Oct 17 | Check price |
Price history: Baltimore to San Francisco
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $261 | $314 | 4 |
| Sep 2026 | $272 | $294 | 22 |
| Aug 2026 | $212 | $276 | 112 |
Frequently asked questions
How many flight deals from Baltimore to San Francisco are on Sparkflights right now?
There are 0 verified deals from Baltimore to San Francisco on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Baltimore to San Francisco?
The lowest fare we've recorded from Baltimore to San Francisco is $212, based on 138 price observations over 3 months.
How much does a flight from Baltimore to San Francisco cost?
The typical round-trip fare we observed from Baltimore to San Francisco is $295, against a recorded low of $212. These are observations, not quotes.
When is the cheapest month to fly Baltimore to San Francisco?
August was the cheapest month we observed from Baltimore to San Francisco and September the dearest, over 3 months of data.
What is the current price from Baltimore to San Francisco?
The most recent fare our sweep saw from Baltimore to San Francisco is $322, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.