United's Polaris Business Class features lie-flat seats, Saks bedding, and access to exclusive lounges.
United's Premium Plus offers extra legroom, upgraded meals, and two checked bags on international flights.

Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $673 (FlightHub) |
One-way from | $446 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $1,304 |
Good round-trip deal | $783 or less |
Good one-way deal | $548 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Sat 1/24
4:03 pm-9:50 am
2 stops32h 47m
Frankfurt am Main
Tue 2/10
10:30 am-10:54 pm
2 stops21h 24m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Wed 1/21
4:35 pm-4:55 pm
1 stop15h 20m
Frankfurt am Main
Wed 2/11
6:00 am-2:30 pm
1 stop17h 30m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Sun 2/1
4:03 pm-8:20 pm
2 stops19h 17m
Frankfurt am Main
Tue 2/17
10:30 am-11:14 pm
2 stops21h 44m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Fri 1/23
4:40 pm-7:45 pm
1 stop18h 05m
Frankfurt am Main
Tue 2/10
10:30 am-11:04 pm
2 stops21h 34m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Tue 1/20
1:35 pm-7:45 pm
2 stops21h 10m
Frankfurt am Main
Thu 2/5
6:50 am-2:35 pm
2 stops16h 45m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Mon 3/30
4:45 pm-2:35 pm
1 stop12h 50m
Frankfurt am Main
Wed 4/15
8:30 pm-2:40 pm
1 stop27h 10m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Mon 1/26
4:35 pm-8:00 pm
2 stops18h 25m
Frankfurt am Main
Tue 2/10
1:25 pm-2:30 pm
1 stop34h 05m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Sat 2/21
4:40 pm-2:30 pm
1 stop12h 50m
Frankfurt am Main
Fri 2/27
10:30 am-8:27 pm
2 stops18h 57m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Wed 5/27
8:30 am-12:45 pm
1 stop19h 15m
Frankfurt am Main
Thu 6/18
11:50 am-7:49 pm
1 stop16h 59m
San FranciscoFrankfurt am Main
SFO - FRA
SFOFRA
San Francisco
Sun 5/3
7:00 am-1:55 pm
2 stops21h 55m
Frankfurt am Main
Sat 5/9
10:15 am-11:12 pm
2 stops21h 57m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Frankfurt am Main Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, April is the cheapest month in which you can book a flight from San Francisco to Frankfurt am Main Airport (average of $289). Flying from San Francisco to Frankfurt am Main Airport in June is currently the most expensive (average of $779). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from San Francisco to Frankfurt am Main Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 23% on airfare.
Travelers seeking maximum savings on their San Francisco to Frankfurt am Main Airport flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 15% of weekly flights between San Francisco and Frankfurt am Main have experienced delays in the past year, with the average delay time being 160 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
Sunday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
Copenhagen (CPH) – chosen by Cheapflights users on 57% of 1-stop itineraries from San Francisco to Frankfurt am Main Airport on Cheapflights.
Copenhagen (CPH) is the most affordable 1-stop option, with an average round-trip price of $898.
Flights via London (LHR) have the shortest average one-way travel time for 1-stop routes: 13h 15m.
Flights via London (LHR) offer the fastest connection on this route, with an average layover time of 1h 43m.
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
Comfort
Food
Boarding
Overall
Entertainment
Crew
Reviews
Art,Dec 2025
SAN - OGG
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$285 | Average$705 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$458 | Average$838 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$525 | Average$684 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$579 | Average$857 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$616 | Average$849 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$702 | Average$1,112 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$729 | Average$827 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$739 | Average$878 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$739 | Average$1,228 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$856 | Average$1,098 | FlexibilityNo cancel fee | On-time75% |