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Cheap flights from Rennes to San Francisco from $908

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rennes to San Francisco departing on 9/26. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Rennes to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:20 pm - 11:45 am
RNS
-
SFO
27h 25m
1 stop
Delta Logo
6:00 am - 12:55 pm
SFO
-
RNS
21h 55m
2 stops
$908Delta
Sat, Sep 26 - Fri, Oct 16
Air France Logo
5:20 pm - 11:45 am
RNS
-
SFO
27h 25m
1 stop
Air France Logo
1:45 pm - 4:50 pm
SFO
-
RNS
18h 05m
1 stop
$913Air France
Sat, Sep 26 - Fri, Oct 16
Delta Logo
11:05 am - 11:51 pm
RNS
-
SFO
21h 46m
2 stops
Delta Logo
6:00 am - 12:55 pm
SFO
-
RNS
21h 55m
2 stops
$920Delta
Sat, Sep 26 - Fri, Oct 16
Multiple Airlines Logo
5:20 pm - 3:55 pm
RNS
-
SFO
31h 35m
3 stops
Multiple Airlines Logo
5:35 pm - 1:55 pm
SFO
-
RNS
35h 20m
3 stops
$1,281Multiple Airlines
Sat, Sep 26 - Fri, Oct 16
Multiple Airlines Logo
5:20 pm - 3:55 pm
RNS
-
SFO
31h 35m
3 stops
Multiple Airlines Logo
11:10 am - 12:55 pm
SFO
-
RNS
16h 45m
2 stops
$1,370Multiple Airlines
Sat, Sep 26 - Fri, Oct 16
Air France Logo
11:05 am - 6:00 pm
RNS
-
SFO
15h 55m
1 stop
Air France Logo
8:10 pm - 10:20 am
SFO
-
RNS
29h 10m
1 stop
$1,536Air France
Fri, Jul 24 - Tue, Jul 28
Delta Logo
6:05 pm - 11:45 am
RNS
-
SFO
26h 40m
1 stop
Delta Logo
7:50 am - 10:20 am
SFO
-
RNS
17h 30m
2 stops
$1,537Delta
Fri, Jul 24 - Tue, Jul 28
Delta Logo
5:50 pm - 4:12 pm
RNS
-
SFO
31h 22m
2 stops
Delta Logo
7:50 am - 10:20 am
SFO
-
RNS
17h 30m
2 stops
$1,542Delta
Wed, Jul 22 - Sun, Jul 26
Delta Logo
5:50 pm - 4:12 pm
RNS
-
SFO
31h 22m
2 stops
Delta Logo
7:50 am - 10:20 am
SFO
-
RNS
17h 30m
2 stops
$1,543Delta
Wed, Jul 22 - Sun, Jul 26
Delta Logo
6:05 pm - 4:12 pm
RNS
-
SFO
31h 07m
2 stops
Delta Logo
11:59 pm - 10:20 am
SFO
-
RNS
25h 21m
2 stops
$1,544Delta
Tue, Jul 21 - Sat, Jul 25

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Delta flights from Rennes to San Francisco

Our best Delta deals on Rennes to San Francisco flight tickets
Delta
Sep 26
RNS5:20 pmRennes St Jacques
27h 25m
1 stop
SFO11:45 amSan Francisco
Oct 16
SFO6:00 amSan Francisco
21h 55m
2 stops
RNS12:55 pmRennes St Jacques
$908
Delta
Sep 26
RNS11:05 amRennes St Jacques
21h 46m
2 stops
SFO11:51 pmSan Francisco
Oct 16
SFO6:00 amSan Francisco
21h 55m
2 stops
RNS12:55 pmRennes St Jacques
$920
Delta
Jul 24
RNS6:05 pmRennes St Jacques
26h 40m
1 stop
SFO11:45 amSan Francisco
Jul 28
SFO7:50 amSan Francisco
17h 30m
2 stops
RNS10:20 amRennes St Jacques
$1,537

Air France flights from Rennes to San Francisco

Our best Air France deals on Rennes to San Francisco flight tickets
Air France
Sep 26
RNS5:20 pmRennes St Jacques
27h 25m
1 stop
SFO11:45 amSan Francisco
Oct 16
SFO1:45 pmSan Francisco
18h 05m
1 stop
RNS4:50 pmRennes St Jacques
$913
Air France
Jul 24
RNS11:05 amRennes St Jacques
15h 55m
1 stop
SFO6:00 pmSan Francisco
Jul 28
SFO8:10 pmSan Francisco
29h 10m
1 stop
RNS10:20 amRennes St Jacques
$1,536
Air France
Jul 22
RNS11:05 amRennes St Jacques
15h 55m
1 stop
SFO6:00 pmSan Francisco
Jul 26
SFO7:50 amSan Francisco
17h 30m
2 stops
RNS10:20 amRennes St Jacques
$1,545

momondo Fare Finder

 
Customize your flight search to find flights from Rennes to San Francisco 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 July 10, 2026.
Use the filters below to find and compare flights from Rennes to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Sat 9/26

5:20 pm-11:45 am

1 stop27h 25m

San Francisco

Fri 10/16

6:00 am-12:55 pm

2 stops21h 55m

$908

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Sat 9/26

5:20 pm-11:45 am

1 stop27h 25m

San Francisco

Fri 10/16

1:45 pm-4:50 pm

1 stop18h 05m

$913
Quickest round-trip

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Sat 9/26

11:05 am-11:51 pm

2 stops21h 46m

San Francisco

Fri 10/16

6:00 am-12:55 pm

2 stops21h 55m

$920

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Sat 9/26

5:20 pm-3:55 pm

3 stops31h 35m

San Francisco

Fri 10/16

5:35 pm-1:55 pm

3 stops35h 20m

$1,281

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Sat 9/26

5:20 pm-3:55 pm

3 stops31h 35m

San Francisco

Fri 10/16

11:10 am-12:55 pm

2 stops16h 45m

$1,370

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Fri 7/24

11:05 am-6:00 pm

1 stop15h 55m

San Francisco

Tue 7/28

8:10 pm-10:20 am

1 stop29h 10m

$1,536

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Fri 7/24

6:05 pm-11:45 am

1 stop26h 40m

San Francisco

Tue 7/28

7:50 am-10:20 am

2 stops17h 30m

$1,537

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Wed 7/22

5:50 pm-4:12 pm

2 stops31h 22m

San Francisco

Sun 7/26

7:50 am-10:20 am

2 stops17h 30m

$1,542

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Wed 7/22

5:50 pm-4:12 pm

2 stops31h 22m

San Francisco

Sun 7/26

7:50 am-10:20 am

2 stops17h 30m

$1,543

RennesSan Francisco

RNS - SFO

RNSSFO

Rennes St Jacques

Tue 7/21

6:05 pm-4:12 pm

2 stops31h 07m

San Francisco

Sat 7/25

11:59 pm-10:20 am

2 stops25h 21m

$1,544

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Rennes to San Francisco

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

Cheap Rennes to San Francisco (RNS to SFO) flight deals and tips

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

Fastest flight time

27h 25m

Direct flights

None
The fastest flight from Rennes to San Francisco takes 27h 25m
There are no direct flights from Rennes to San Francisco. There are no popular flight routes from Rennes to San Francisco.
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Frequently asked questions about flying from Rennes to San Francisco

  • How far is Rennes St Jacques to San Francisco by plane?

    The straight-line distance from Rennes St Jacques to San Francisco is 5472.2 mi. 27h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Rennes St Jacques Airport to San Francisco Airport?

    Prices for flights from Rennes St Jacques Airport to San Francisco Airport are updated daily.

  • How old do you have to be to fly from Rennes St Jacques Airport to San Francisco 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 Rennes St Jacques Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco 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.

Frequently asked questions about flying from Rennes to San Francisco

  • How do I get Price Alerts for flights from Rennes to San Francisco?

    Confirm your travel details to search for the latest offers for flights from Rennes to San Francisco. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Rennes to San Francisco with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
South San Francisco
Hayward
Bodega Bay
Fremont
Sonoma
Roseville
Walnut Creek
Santa Clara
Berkeley
Salinas
Vallejo
Sunnyvale
Burlingame
Daly City
Big Sur
Milpitas
Turlock

Why use momondo?

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

It is quick and easy to find Rennes to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

Flights from Rennes to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Rennes and San Francisco 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 Rennes to San Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from Rennes. 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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