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Cheap flights from Washington to Rennes from $1,142

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Rennes departing on 8/19. 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 Washington to Rennes

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
9:04 am - 10:20 am
SEA
-
RNS
16h 16m
2 stops
KLM Logo
6:05 pm - 11:37 am
RNS
-
SEA
26h 32m
1 stop
$1,142KLM
Wed, Aug 19 - Tue, Aug 25
KLM Logo
9:04 am - 10:20 am
SEA
-
RNS
16h 16m
2 stops
KLM Logo
11:05 am - 11:20 pm
RNS
-
SEA
21h 15m
2 stops
$1,159KLM
Wed, Aug 19 - Tue, Aug 25
Multiple Airlines Logo
3:40 pm - 7:25 pm
SEA
-
RNS
18h 45m
2 stops
Multiple Airlines Logo
10:00 pm - 5:55 pm
RNS
-
SEA
28h 55m
3 stops
$1,353Multiple Airlines
Wed, Aug 19 - Tue, Aug 25
Multiple Airlines Logo
10:45 am - 7:25 pm
SEA
-
RNS
23h 40m
3 stops
Multiple Airlines Logo
10:00 pm - 5:55 pm
RNS
-
SEA
28h 55m
3 stops
$1,455Multiple Airlines
Wed, Aug 19 - Tue, Aug 25
Air France Logo
6:40 pm - 10:20 am
SEA
-
RNS
30h 40m
1 stop
Air France Logo
6:05 pm - 11:37 am
RNS
-
SEA
26h 32m
1 stop
$1,517Air France
Wed, Aug 19 - Tue, Aug 25

KLM flights from State of Washington to Rennes

Our best KLM deals on State of Washington to Rennes flight tickets
KLM
Aug 19
SEA9:04 amSeattle/Tacoma Intl
16h 16m
2 stops
RNS10:20 amRennes St Jacques
Aug 25
RNS6:05 pmRennes St Jacques
26h 32m
1 stop
SEA11:37 amSeattle/Tacoma Intl
$1,142
KLM
Aug 19
SEA9:04 amSeattle/Tacoma Intl
16h 16m
2 stops
RNS10:20 amRennes St Jacques
Aug 25
RNS11:05 amRennes St Jacques
21h 15m
2 stops
SEA11:20 pmSeattle/Tacoma Intl
$1,159

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington 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 May 10, 2026.
Use the filters below to find and compare flights from Washington to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Wed 8/19

9:04 am-10:20 am

2 stops16h 16m

Rennes St Jacques

Tue 8/25

6:05 pm-11:37 am

1 stop26h 32m

$1,142
Quickest round-trip

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Wed 8/19

9:04 am-10:20 am

2 stops16h 16m

Rennes St Jacques

Tue 8/25

11:05 am-11:20 pm

2 stops21h 15m

$1,159

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Wed 8/19

3:40 pm-7:25 pm

2 stops18h 45m

Rennes St Jacques

Tue 8/25

10:00 pm-5:55 pm

3 stops28h 55m

$1,353

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Wed 8/19

10:45 am-7:25 pm

3 stops23h 40m

Rennes St Jacques

Tue 8/25

10:00 pm-5:55 pm

3 stops28h 55m

$1,455

SeattleRennes

SEA - RNS

SEARNS

Seattle/Tacoma Intl

Wed 8/19

6:40 pm-10:20 am

1 stop30h 40m

Rennes St Jacques

Tue 8/25

6:05 pm-11:37 am

1 stop26h 32m

$1,517

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap State of Washington to Rennes flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Rennes

Fastest flight time

16h 16m

Direct flights

None
The fastest flight from State of Washington to Rennes takes 16h 16m
There are no direct flights from State of Washington to Rennes. There are no popular flight routes from State of Washington to Rennes.
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Frequently asked questions about flying from Washington to Rennes

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

    Prices for flights from Washington to Rennes St Jacques Airport refresh daily.

  • How old do you have to be to fly from Washington to Rennes St Jacques Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington 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.

Frequently asked questions about flying from Washington to Rennes

  • How do I get Price Alerts for flights from State of Washington to Rennes?

    Confirm your travel details to search for the latest offers for flights from State of Washington 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 State of Washington 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 Washington to Rennes?

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Rennes.

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

Price alerts on flights to Rennes from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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