How long is the flight from Riga to San Francisco?

A quick flight from Riga to San Francisco can take about 15h 50m. Turkish Airlines provides one of the quickest options available for as low as £623. The distance between Riga and San Francisco is about 5612 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from RIX to SFO?

When flying from Riga to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Riga to San Francisco that include hotel bookings?

Yes. In addition to deals on Riga to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Riga to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riga to San Francisco.

Can I find deals for business class flights from Riga to San Francisco?

Yes. Cheapflights offers flight deals from Riga to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£582+ Cheap Flights from Riga to San Francisco

Cheap flight deals from Riga to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from Riga to San Francisco
Explore the most affordable flight options available from Riga to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Fri 25/906:40 -

1 stop18h 40m

Sun 1/1113:50 -

1 stop24h 05m

Deal found 5/9£623

Mon 21/1214:40 -

2 stops20h 19m

Fri 8/119:10 -

2 stops32h 50m

Deal found 6/9£627

Mon 21/1214:40 -

1 stop31h 55m

Mon 4/105:00 -

2 stops23h 00m

Deal found 6/9£638

Sun 4/1014:00 -

2 stops41h 50m

Sun 11/1023:59 -

2 stops27h 21m

Deal found 6/9£642

Tue 22/1214:40 -

2 stops38h 05m

Mon 4/105:00 -

2 stops23h 00m

Deal found 6/9£642

Mon 21/1214:40 -

2 stops28h 21m

Sun 3/118:45 -

1 stop33h 15m

Deal found 6/9£645

Thu 1/1007:00 -

2 stops22h 32m

Wed 14/1016:20 -

2 stops35h 00m

Deal found 7/9£647

Thu 1/1011:50 -

2 stops18h 28m

Wed 14/1014:15 -

2 stops17h 00m

Deal found 7/9£656

Tue 22/1214:40 -

2 stops50h 38m

Sun 3/118:45 -

1 stop33h 15m

Deal found 6/9£661

Find flight deals from Riga to San Francisco

Round-trip from	£582
Popular in	May
Cheapest in	June
Average price	£695

Turkish Airlines
1/2-5/2
2 total stops
76h 20m total
Riga to San Francisco

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£22 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Mon 1/2

11:40-16:30

1 stop38h 50m

San Francisco

Fri 5/2

18:35-18:05

1 stop37h 30m

£582

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Fri 25/9

06:40-15:20

1 stop18h 40m

San Francisco

Sun 1/11

13:50-23:55

1 stop24h 05m

£623

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Tue 20/10

14:00-19:50

1 stop15h 50m

San Francisco

Mon 26/10

00:45-14:00

3 stops28h 15m

£623

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Mon 1/2

14:40-20:10

1 stop15h 30m

San Francisco

Fri 5/2

22:56-14:00

2 stops29h 04m

£623

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Thu 1/10

07:00-21:15

2 stops24h 15m

San Francisco

Wed 14/10

06:45-13:20

2 stops20h 35m

£627

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Sat 26/9

06:30-09:30

2 stops37h 00m

San Francisco

Sun 1/11

06:15-14:00

2 stops21h 45m

£627

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Wed 3/3

14:40-20:10

1 stop15h 30m

San Francisco

Sun 14/3

19:50-14:00

1 stop33h 10m

£642

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Sun 4/10

14:00-21:50

2 stops41h 50m

San Francisco

Sun 11/10

23:59-13:20

2 stops27h 21m

£642

Fastest return journey

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Thu 1/10

11:50-20:18

2 stops18h 28m

San Francisco

Wed 14/10

14:15-17:15

2 stops17h 00m

£656

RigaSan Francisco

RIX Riga Intl - SFO San Francisco

RIXSFO

Riga Intl

Mon 21/12

14:40-12:35

1 stop31h 55m

San Francisco

Thu 7/1

18:50-14:00

1 stop33h 10m

£657

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Sorted by cheapest first

Best time to book a flight from Riga to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Riga with our price prediction graph.

RIX-SFO

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Riga to San Francisco

What is the cheapest month to book a flight from Riga to San Francisco?

Currently, June is the cheapest month in which you can book a flight from Riga to San Francisco (average of £537). Flying from Riga to San Francisco in May is currently the most expensive (average of £862). 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.

How much does it cost for a return flight from Riga to San Francisco?

Airfare is typical for this route at the moment.

Riga to San Francisco flights typically cost between £556 and £711 in February.
The cheapest return price found within the last 5 days was £582 on Turkish Airlines (1 Feb–5 Feb).

Related info for your journey

How long is the flight from Riga to San Francisco?
A quick flight from Riga to San Francisco can take about 15h 50m. Turkish Airlines provides one of the quickest options available for as low as £623. The distance between Riga and San Francisco is about 5612 mi. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Riga to San Francisco that include hotel bookings?
Yes. In addition to deals on Riga to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Riga to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Riga to San Francisco.
Can I find deals for business class flights from Riga to San Francisco?
Yes. Cheapflights offers flight deals from Riga to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Riga to San Francisco?
Currently, June is the cheapest month in which you can book a flight from Riga to San Francisco (average of £537). Flying from Riga to San Francisco in May is currently the most expensive (average of £862). 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.

See more FAQs

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How does Cheapflights help users find flights from Riga to San Francisco?

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Why should you use Cheapflights to find cheap flight tickets from Riga to San Francisco?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Riga to San Francisco.

Can Cheapflights find flights from Riga to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Riga? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Riga to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Riga to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Riga to San Francisco from £582

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Riga to San Francisco

Cheapest flights from Riga to San FranciscoExplore the most affordable flight options available from Riga to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Explore the most affordable flight options available from Riga to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Riga to San FranciscoDiscover carefully curated flight deals from Riga to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from Riga to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Riga to San FranciscoDiscover last-minute flight deals from Riga to San Francisco. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Riga to San Francisco. Data last updated 9 September 2026 and is based on user searches.

Find flight deals from Riga to San Francisco

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Use the filters below to find and compare flights from Riga to San Francisco that are best for you.

Best time to book a flight from Riga to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Riga with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Riga to San Francisco?

How much does it cost for a return flight from Riga to San Francisco?

Airfare is typical for this route at the moment.

Riga to San Francisco flights typically cost between £556 and £711 in February.The cheapest return price found within the last 5 days was £582 on Turkish Airlines (1 Feb–5 Feb).

Related info for your journey

How long is the flight from Riga to San Francisco?

Can I find deals for flights from Riga to San Francisco that include hotel bookings?

How can I find direct flights from Riga to San Francisco?

Can I find deals for business class flights from Riga to San Francisco?

What is the cheapest month to book a flight from Riga to San Francisco?

Travelling to a place near San Francisco?

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Alternative routes for Riga to San Francisco

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Riga and San Francisco flights

Browse other Riga and San Francisco flight options. Last updated on 9 September 2026.

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How does Cheapflights help users find flights from Riga to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Riga to San Francisco?

Can Cheapflights find flights from Riga to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Riga to San Francisco become cheaper?

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Cheapest flights from Riga to San Francisco
Explore the most affordable flight options available from Riga to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Riga to San Francisco
Discover carefully curated flight deals from Riga to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Riga to San Francisco
Discover last-minute flight deals from Riga to San Francisco. Data last updated 9 September 2026 and is based on user searches.

Riga to San Francisco flights typically cost between £556 and £711 in February.
The cheapest return price found within the last 5 days was £582 on Turkish Airlines (1 Feb–5 Feb).