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Cheap flights from San Francisco to Riga from $391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Riga departing on 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Francisco to Riga

Cheap round-trip flights

Scandinavian Airlines Logo
4:40 pm - 4:45 pmSFO-RIX
38h 05m2 stops
Scandinavian Airlines Logo
6:25 pm - 2:35 pmRIX-SFO
54h 10m2 stops
$643Scandinavian Airlines
Find Deal
Fri, Jan 9 - Tue, Jan 13
Lufthansa Logo
2:40 pm - 11:25 pmSFO-RIX
22h 45m1 stop
Lufthansa Logo
1:55 pm - 12:40 pmRIX-SFO
32h 45m1 stop
$686Lufthansa
Find Deal
Wed, Aug 13 - Mon, Aug 25
Lufthansa Logo
2:40 pm - 11:25 pmSFO-RIX
22h 45m1 stop
Lufthansa Logo
1:55 pm - 12:40 pmRIX-SFO
32h 45m1 stop
$695Lufthansa
Find Deal
Wed, Aug 13 - Mon, Aug 25
United Airlines Logo
8:25 am - 1:00 pmSFO-RIX
18h 35m2 stops
United Airlines Logo
1:55 pm - 12:40 pmRIX-SFO
32h 45m1 stop
$729United Airlines
Find Deal
Wed, Aug 13 - Mon, Aug 25
United Airlines Logo
6:10 am - 1:00 pmSFO-RIX
20h 50m2 stops
United Airlines Logo
1:55 pm - 9:03 pmRIX-SFO
41h 08m2 stops
$739United Airlines
Find Deal
Wed, Aug 13 - Mon, Aug 25
Lufthansa Logo
2:40 pm - 11:55 pmSFO-RIX
23h 15m1 stop
Lufthansa Logo
2:40 pm - 12:40 pmRIX-SFO
32h 00m1 stop
$747Lufthansa
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Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
10:40 pm - 2:00 pmSFO-RIX
29h 20m2 stops
United Airlines Logo
2:40 pm - 3:55 pmRIX-SFO
35h 15m1 stop
$749United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
KLM Logo
9:00 am - 1:10 pmSFO-RIX
18h 10m2 stops
KLM Logo
5:00 pm - 11:50 amRIX-SFO
28h 50m1 stop
$799KLM
Find Deal
Fri, Jan 9 - Tue, Jan 13
Air France Logo
8:25 pm - 10:45 pmSFO-RIX
16h 20m1 stop
Air France Logo
7:10 am - 12:50 pmRIX-SFO
15h 40m1 stop
$3,638Air France
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Sun, Aug 24 - Thu, Sep 4
Air France Logo
3:05 pm - 10:45 pmSFO-RIX
21h 40m1 stop
Air France Logo
4:25 pm - 12:50 pmRIX-SFO
30h 25m1 stop
$4,238Air France
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Sat, Aug 30 - Wed, Sep 10

Lufthansa flights from San Francisco to Riga

Our best Lufthansa deals on San Francisco to Riga flight tickets
Lufthansa
Aug 13
SFO2:40 pmSan Francisco
22h 45m
1 stop
RIX11:25 pmRiga Intl
Aug 25
RIX1:55 pmRiga Intl
32h 45m
1 stop
SFO12:40 pmSan Francisco
$686
Find similar
Lufthansa
Aug 13
SFO2:40 pmSan Francisco
22h 45m
1 stop
RIX11:25 pmRiga Intl
Aug 25
RIX1:55 pmRiga Intl
32h 45m
1 stop
SFO12:40 pmSan Francisco
$695
Find similar
Lufthansa
Jan 15
SFO2:40 pmSan Francisco
23h 15m
1 stop
RIX11:55 pmRiga Intl
Jan 19
RIX2:40 pmRiga Intl
32h 00m
1 stop
SFO12:40 pmSan Francisco
$747
Find similar

United Airlines flights from San Francisco to Riga

Our best United Airlines deals on San Francisco to Riga flight tickets
United Airlines
Aug 13
SFO8:25 amSan Francisco
18h 35m
2 stops
RIX1:00 pmRiga Intl
Aug 25
RIX1:55 pmRiga Intl
32h 45m
1 stop
SFO12:40 pmSan Francisco
$729
Find similar
United Airlines
Aug 13
SFO6:10 amSan Francisco
20h 50m
2 stops
RIX1:00 pmRiga Intl
Aug 25
RIX1:55 pmRiga Intl
41h 08m
2 stops
SFO9:03 pmSan Francisco
$739
Find similar
United Airlines
Jan 15
SFO10:40 pmSan Francisco
29h 20m
2 stops
RIX2:00 pmRiga Intl
Jan 19
RIX2:40 pmRiga Intl
35h 15m
1 stop
SFO3:55 pmSan Francisco
$749
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Riga that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from San Francisco to Riga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Fri 1/9

4:40 pm-4:45 pm

2 stops38h 05m

Riga Intl

Tue 1/13

6:25 pm-2:35 pm

2 stops54h 10m

$643

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Wed 8/13

2:40 pm-11:25 pm

1 stop22h 45m

Riga Intl

Mon 8/25

1:55 pm-12:40 pm

1 stop32h 45m

$686

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Wed 8/13

2:40 pm-11:25 pm

1 stop22h 45m

Riga Intl

Mon 8/25

1:55 pm-12:40 pm

1 stop32h 45m

$695

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Wed 8/13

8:25 am-1:00 pm

2 stops18h 35m

Riga Intl

Mon 8/25

1:55 pm-12:40 pm

1 stop32h 45m

$729

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Wed 8/13

6:10 am-1:00 pm

2 stops20h 50m

Riga Intl

Mon 8/25

1:55 pm-9:03 pm

2 stops41h 08m

$739

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Thu 1/15

2:40 pm-11:55 pm

1 stop23h 15m

Riga Intl

Mon 1/19

2:40 pm-12:40 pm

1 stop32h 00m

$747

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Thu 1/15

10:40 pm-2:00 pm

2 stops29h 20m

Riga Intl

Mon 1/19

2:40 pm-3:55 pm

1 stop35h 15m

$749

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Fri 1/9

9:00 am-1:10 pm

2 stops18h 10m

Riga Intl

Tue 1/13

5:00 pm-11:50 am

1 stop28h 50m

$799

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Sun 8/24

8:25 pm-10:45 pm

1 stop16h 20m

Riga Intl

Thu 9/4

7:10 am-12:50 pm

1 stop15h 40m

$3,638

San FranciscoRiga

SFO - RIX

SFORIX

San Francisco

Sat 8/30

3:05 pm-10:45 pm

1 stop21h 40m

Riga Intl

Wed 9/10

4:25 pm-12:50 pm

1 stop30h 25m

$4,238

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Riga from

How to get the cheapest flight ticket from San Francisco to Riga

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Riga?

In general, November is the cheapest month to fly from San Francisco to Riga. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $606. If you are unable to visit Riga during the month of November, then departing from San Francisco during the month February is also very affordable. Most momondo users find prices during this month for around $662.

What is the cheapest day to depart on your flight to Riga?

The cheapest day to depart from San Francisco to Riga is on a Monday when prices can be found for as low as $742. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,263. These prices are subject to change though, so be sure to set up a Price Alert for flights to Riga.

What is the cheapest time of day to depart on your flight to Riga?

Flying to Riga from San Francisco in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $767 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Riga is in the morning when prices are around $1,468.

How have San Francisco to Riga flight prices changed over time?

When to book flights from San Francisco to Riga

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Riga according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Riga (SFO to RIX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Riga

Best Price Found

$391

Fastest flight time

16h 20m

Direct flights

None

Airports in Riga

1 airport
The best one-way flight to Riga from San Francisco in the past 72 hours is $391. The best round-trip flight deal from San Francisco to Riga found on momondo in the last 72 hours is $643.
The fastest flight from San Francisco to Riga takes 16h 20m
There are no direct flights from San Francisco to Riga. Popular non-direct route for this connection is San Francisco Airport - Riga Intl Airport.
There is 1 airport near Riga: Riga Intl (RIX)
Search flight deals

  • How far is San Francisco to Riga Intl by plane?

    San Francisco and Riga Intl are 5601.9 mi apart from one another. In terms of flight time, this usually takes a little over 16h 20m.

  • When did momondo last update prices for flights from San Francisco Airport to Riga Intl Airport?

    Prices for flights from San Francisco Airport to Riga Intl Airport were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Riga Intl Airport?

  • How old do you have to be to fly from San Francisco Airport to Riga Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Riga Intl Airport.

  • What documentation or ID do you need to fly to Riga Intl Airport?

    The necessary travel and health documents for your Riga Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Francisco to Riga?

Best airlines flying from San Francisco to Riga

Compare and see reviews for airlines that fly from San Francisco to Riga with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $593Free CancellationRating
7.5
1,465 reviews
Search Air France flights
Scandinavian AirlinesPriceFrom $605Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $611Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
KLMPriceFrom $640Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Air CanadaPriceFrom $711Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
LufthansaPriceFrom $765Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights

Traveling to a place near Riga?

Book flights to Riga if you plan to visit one of these locations
Jūrmala

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Riga?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Riga from San Francisco.

Can I find flights from San Francisco to Riga with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to Riga flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to Riga?

momondo helps you find the best flight between San Francisco and Riga by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Riga right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Riga from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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