
Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $873 (Expedia) |
One-way from | $338 (Delta) |
Popular in | June |
Cheapest in | February |
Average price | $833 |
Fly from
Fly to
Route
Depart
Return
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 3/15
12:39 pm-10:00 am
1 stop14h 21m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 3/15
1:03 pm-12:15 pm
2 stops16h 12m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 11/23
6:00 am-12:20 pm
1 stop22h 20m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 11/23
11:29 am-8:10 pm
2 stops24h 41m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Wed 11/18
11:29 am-10:45 am
2 stops15h 16m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Wed 12/9
1:18 pm-1:35 pm
1 stop16h 17m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Sat 11/28
11:29 am-10:00 am
1 stop14h 31m
London Heathrow
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Sun 2/14
7:00 am-12:20 pm
1 stop21h 20m
London Heathrow
Thu 2/18
2:45 pm-9:35 pm
1 stop14h 50m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 2/15
7:00 am-1:50 pm
2 stops22h 50m
London Heathrow
Tue 2/23
6:20 am-10:01 pm
2 stops23h 41m
Santa RosaLondon
STS Santa Rosa Sonoma County - LHR London Heathrow
STSLHR
Santa Rosa Sonoma County
Mon 4/26
7:12 am-3:05 pm
1 stop23h 53m
London Heathrow
Thu 4/29
5:00 pm-1:28 pm
1 stop28h 28m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Find useful and relevant information for your journey from Santa Rosa to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.