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Cheap flights from Seattle to Rennes from $805

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Rennes departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Air France Logo
3:05 pm - 1:55 pmSEA-RNS
13h 50m1 stop
Air France Logo
5:35 pm - 11:40 amRNS-SEA
27h 05m1 stop
$805Air France
Find Deal
Thu, Feb 12 - Tue, Feb 24
Delta Logo
7:25 am - 1:55 pmSEA-RNS
21h 30m2 stops
Delta Logo
5:35 pm - 11:40 amRNS-SEA
27h 05m1 stop
$809Delta
Find Deal
Thu, Feb 12 - Tue, Feb 24
Delta Logo
9:49 am - 1:55 pmSEA-RNS
19h 06m2 stops
Delta Logo
11:05 am - 10:25 pmRNS-SEA
20h 20m2 stops
$825Delta
Find Deal
Thu, Feb 12 - Tue, Feb 24
Delta Logo
7:20 am - 5:05 pmSEA-RNS
25h 45m2 stops
Delta Logo
4:35 pm - 3:50 pmRNS-SEA
32h 15m1 stop
$1,422Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
7:20 am - 5:05 pmSEA-RNS
25h 45m2 stops
Delta Logo
4:35 pm - 11:10 pmRNS-SEA
39h 35m2 stops
$1,432Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
KLM Logo
7:20 am - 5:05 pmSEA-RNS
25h 45m2 stops
KLM Logo
4:35 pm - 3:50 pmRNS-SEA
32h 15m1 stop
$1,478KLM
Find Deal
Fri, Mar 27 - Tue, Mar 31
KLM Logo
7:20 am - 5:05 pmSEA-RNS
25h 45m2 stops
KLM Logo
4:35 pm - 5:00 pmRNS-SEA
33h 25m2 stops
$1,488KLM
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
7:20 am - 10:35 amSEA-RNS
19h 15m2 stops
Delta Logo
4:35 pm - 3:50 pmRNS-SEA
32h 15m1 stop
$1,490Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
7:20 am - 10:35 amSEA-RNS
19h 15m2 stops
Delta Logo
11:05 am - 10:16 pmRNS-SEA
20h 11m2 stops
$1,507Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
4:00 pm - 5:05 pmSEA-RNS
17h 05m1 stop
Delta Logo
11:05 am - 5:25 pmRNS-SEA
15h 20m1 stop
$1,599Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31

KLM flights from Seattle to Rennes

Our best KLM deals on Seattle to Rennes flight tickets
KLM
Mar 27
SEA7:20 amSeattle/Tacoma Intl
25h 45m
2 stops
RNS5:05 pmRennes St Jacques
Mar 31
RNS4:35 pmRennes St Jacques
32h 15m
1 stop
SEA3:50 pmSeattle/Tacoma Intl
$1,478
Find similar
KLM
Mar 27
SEA7:20 amSeattle/Tacoma Intl
25h 45m
2 stops
RNS5:05 pmRennes St Jacques
Mar 31
RNS4:35 pmRennes St Jacques
33h 25m
2 stops
SEA5:00 pmSeattle/Tacoma Intl
$1,488
Find similar

Delta flights from Seattle to Rennes

Our best Delta deals on Seattle to Rennes flight tickets
Delta
Feb 12
SEA7:25 amSeattle/Tacoma Intl
21h 30m
2 stops
RNS1:55 pmRennes St Jacques
Feb 24
RNS5:35 pmRennes St Jacques
27h 05m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$809
Find similar
Delta
Feb 12
SEA9:49 amSeattle/Tacoma Intl
19h 06m
2 stops
RNS1:55 pmRennes St Jacques
Feb 24
RNS11:05 amRennes St Jacques
20h 20m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
$825
Find similar
Delta
Mar 27
SEA7:20 amSeattle/Tacoma Intl
25h 45m
2 stops
RNS5:05 pmRennes St Jacques
Mar 31
RNS4:35 pmRennes St Jacques
32h 15m
1 stop
SEA3:50 pmSeattle/Tacoma Intl
$1,422
Find similar

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 November 13, 2025.
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

Thu 2/12

3:05 pm-1:55 pm

1 stop13h 50m

Rennes St Jacques

Tue 2/24

5:35 pm-11:40 am

1 stop27h 05m

$805

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Thu 2/12

7:25 am-1:55 pm

2 stops21h 30m

Rennes St Jacques

Tue 2/24

5:35 pm-11:40 am

1 stop27h 05m

$809

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Thu 2/12

9:49 am-1:55 pm

2 stops19h 06m

Rennes St Jacques

Tue 2/24

11:05 am-10:25 pm

2 stops20h 20m

$825

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-5:05 pm

2 stops25h 45m

Rennes St Jacques

Tue 3/31

4:35 pm-3:50 pm

1 stop32h 15m

$1,422

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-5:05 pm

2 stops25h 45m

Rennes St Jacques

Tue 3/31

4:35 pm-11:10 pm

2 stops39h 35m

$1,432

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-5:05 pm

2 stops25h 45m

Rennes St Jacques

Tue 3/31

4:35 pm-3:50 pm

1 stop32h 15m

$1,478

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-5:05 pm

2 stops25h 45m

Rennes St Jacques

Tue 3/31

4:35 pm-5:00 pm

2 stops33h 25m

$1,488

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-10:35 am

2 stops19h 15m

Rennes St Jacques

Tue 3/31

4:35 pm-3:50 pm

1 stop32h 15m

$1,490

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

7:20 am-10:35 am

2 stops19h 15m

Rennes St Jacques

Tue 3/31

11:05 am-10:16 pm

2 stops20h 11m

$1,507

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Fri 3/27

4:00 pm-5:05 pm

1 stop17h 05m

Rennes St Jacques

Tue 3/31

11:05 am-5:25 pm

1 stop15h 20m

$1,599

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Direct flights

None
There are no direct flights from Seattle to Rennes. There are no popular flight routes from Seattle to Rennes.
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  • 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 13h 50m 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 many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Rennes St Jacques Airport?

  • 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.

  • What is the most popular airline from Seattle to Rennes?

Best airlines flying from Seattle to Rennes

Compare and see reviews for airlines that fly from Seattle to Rennes with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $928Free CancellationRating
7.4
1,487 reviews
Search Air France flights

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

    Confirm your travel details to search for the latest offers for flights from Seattle to Rennes. 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 Seattle to Rennes with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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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