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Cheap flights from Seattle to Rennes from $625

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Rennes departing on 3/6. 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 Seattle to Rennes

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
Multiple Airlines Logo
6:05 pm - 11:33 am
RNS
-
SEA
26h 28m
1 stop
$835Multiple Airlines
mar., may. 19 - sáb., jul. 4
Air France Logo
1:45 pm - 1:55 pm
SEA
-
RNS
15h 10m
1 stop
Air France Logo
6:05 pm - 11:33 am
RNS
-
SEA
26h 28m
1 stop
$889Air France
lun., may. 18 - sáb., jul. 4
Delta Logo
1:45 pm - 4:35 pm
SEA
-
RNS
17h 50m
1 stop
Delta Logo
11:05 am - 11:15 am
RNS
-
SEA
33h 10m
1 stop
$927Delta
vie., may. 22 - jue., jul. 2
Delta Logo
7:15 am - 10:20 am
SEA
-
RNS
42h 05m
2 stops
Delta Logo
11:05 am - 11:15 am
RNS
-
SEA
33h 10m
1 stop
$940Delta
lun., may. 18 - jue., jul. 2
Delta Logo
10:35 pm - 1:55 pm
SEA
-
RNS
30h 20m
2 stops
Delta Logo
11:05 am - 11:15 am
RNS
-
SEA
33h 10m
1 stop
$943Delta
dom., may. 17 - jue., jul. 2
KLM Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
KLM Logo
11:05 am - 10:16 pm
RNS
-
SEA
20h 11m
2 stops
$1,000KLM
mar., may. 19 - jue., jul. 2
Delta Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
Delta Logo
11:05 am - 11:15 am
RNS
-
SEA
33h 10m
1 stop
$1,003Delta
mar., may. 19 - mar., jun. 30
Delta Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
Delta Logo
11:05 am - 11:15 am
RNS
-
SEA
33h 10m
1 stop
$1,018Delta
dom., may. 17 - jue., jul. 2
Multiple Airlines Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
Multiple Airlines Logo
2:25 pm - 11:33 am
RNS
-
SEA
30h 08m
1 stop
$1,053Multiple Airlines
mar., may. 19 - vie., jul. 3
KLM Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
KLM Logo
2:25 pm - 11:45 am
RNS
-
SEA
30h 20m
1 stop
$1,070KLM
jue., abr. 2 - jue., abr. 9

Air France flights from Seattle to Rennes

Our best Air France deals on Seattle to Rennes flight tickets
Air France
May 18
SEA1:45 pmSeattle/Tacoma Intl
15h 10m
1 stop
RNS1:55 pmRennes St Jacques
Jul 4
RNS6:05 pmRennes St Jacques
26h 28m
1 stop
SEA11:33 amSeattle/Tacoma Intl
$889
Air France
May 18
SEA1:45 pmSeattle/Tacoma Intl
15h 10m
1 stop
RNS1:55 pmRennes St Jacques
Jul 3
RNS2:25 pmRennes St Jacques
30h 08m
1 stop
SEA11:33 amSeattle/Tacoma Intl
$1,107
Air France
Mar 6
SEA2:10 pmSeattle/Tacoma Intl
35h 10m
1 stop
RNS10:20 amRennes St Jacques
Apr 17
RNS2:25 pmRennes St Jacques
35h 05m
1 stop
SEA4:30 pmSeattle/Tacoma Intl
$1,241

Delta flights from Seattle to Rennes

Our best Delta deals on Seattle to Rennes flight tickets
Delta
May 22
SEA1:45 pmSeattle/Tacoma Intl
17h 50m
1 stop
RNS4:35 pmRennes St Jacques
Jul 2
RNS11:05 amRennes St Jacques
33h 10m
1 stop
SEA11:15 amSeattle/Tacoma Intl
$927
Delta
May 18
SEA7:15 amSeattle/Tacoma Intl
42h 05m
2 stops
RNS10:20 amRennes St Jacques
Jul 2
RNS11:05 amRennes St Jacques
33h 10m
1 stop
SEA11:15 amSeattle/Tacoma Intl
$940
Delta
May 17
SEA10:35 pmSeattle/Tacoma Intl
30h 20m
2 stops
RNS1:55 pmRennes St Jacques
Jul 2
RNS11:05 amRennes St Jacques
33h 10m
1 stop
SEA11:15 amSeattle/Tacoma Intl
$943

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Rennes 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 febrero 19, 2026.
Use the filters below to find and compare flights from Seattle to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

mar. 5/19

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

sáb. 7/4

6:05 pm-11:33 am

1 stop26h 28m

$835

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

lun. 5/18

1:45 pm-1:55 pm

1 stop15h 10m

Rennes St Jacques

sáb. 7/4

6:05 pm-11:33 am

1 stop26h 28m

$889

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

vie. 5/22

1:45 pm-4:35 pm

1 stop17h 50m

Rennes St Jacques

jue. 7/2

11:05 am-11:15 am

1 stop33h 10m

$927

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

lun. 5/18

7:15 am-10:20 am

2 stops42h 05m

Rennes St Jacques

jue. 7/2

11:05 am-11:15 am

1 stop33h 10m

$940

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

dom. 5/17

10:35 pm-1:55 pm

2 stops30h 20m

Rennes St Jacques

jue. 7/2

11:05 am-11:15 am

1 stop33h 10m

$943

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

mar. 5/19

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

jue. 7/2

11:05 am-10:16 pm

2 stops20h 11m

$1,000

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

mar. 5/19

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

mar. 6/30

11:05 am-11:15 am

1 stop33h 10m

$1,003

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

dom. 5/17

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

jue. 7/2

11:05 am-11:15 am

1 stop33h 10m

$1,018

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

mar. 5/19

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

vie. 7/3

2:25 pm-11:33 am

1 stop30h 08m

$1,053

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

jue. 4/2

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

jue. 4/9

2:25 pm-11:45 am

1 stop30h 20m

$1,070

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Rennes from

How to get the cheapest flight ticket from Seattle to Rennes

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 airline that flies from Seattle/Tacoma Intl to Rennes St Jacques?

KLM and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Rennes St Jacques

When to book flights from Seattle to Rennes

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

Cheap Seattle to Rennes (SEA to RNS) flight deals and tips

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

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from Seattle to Rennes takes 17h 00m
There are no direct flights from Seattle to Rennes. There are no popular flight routes from Seattle to Rennes.
Search flight deals

  • How far is Seattle/Tacoma Intl to Rennes St Jacques by plane?

    Seattle/Tacoma Intl and Rennes St Jacques are 4924.3 mi apart from one another. Typically, this will take 17h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Rennes St Jacques Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Rennes St Jacques Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Rennes St Jacques Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Rennes St Jacques Airport.

  • What documentation or ID do you need to fly to Rennes St Jacques Airport?

    The required travel and health documents for your Rennes St Jacques Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rennes St Jacques Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Rennes. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Rennes from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Rennes?

momondo provides multiple filters to help you find the best flight to Rennes from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Rennes, momondo offers a useful price alert feature which will track prices for flights to Rennes from Seattle and alert you when they change.

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1 adult
sáb. 3/21
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