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Rennes

$319+ Cheap flights from Washington, D.C. (WAS) to Rennes (RNS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — RNS
Aug 20 — Aug 271
Thu 8/20
Thu 8/27
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Rennes

Cheapest flights from Washington, D.C. to Rennes
Explore the most affordable flight options available from Washington, D.C. to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.

This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:10 pm
IAD
-
RNS
1 stop17h 25m
Delta
Thu 9/311:05 am
RNS
-
IAD
1 stop11h 00m
Delta
Deal found 7/20$1,134
This Air France deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:10 pm
IAD
-
RNS
1 stop17h 25m
Air France
Thu 9/32:25 pm
RNS
-
IAD
2 stops16h 09m
Air France
Deal found 7/20$1,137
This KLM deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:40 pm
IAD
-
RNS
1 stop17h 40m
KLM
Sun 9/611:05 am
RNS
-
IAD
1 stop11h 00m
KLM
Deal found 7/20$1,194
This Mytrip deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:45 am
IAD
-
RNS
3 stops27h 40m
Multiple Airlines
Thu 9/35:45 pm
RNS
-
IAD
2 stops32h 50m
Multiple Airlines
Deal found 7/20$1,360
This Mytrip deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:55 am
IAD
-
RNS
3 stops22h 55m
Multiple Airlines
Sun 9/69:40 pm
RNS
-
IAD
2 stops28h 10m
Multiple Airlines
Deal found 7/20$1,488
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:45 pm
IAD
-
RNS
1 stop30h 35m
Delta
Thu 8/136:05 pm
RNS
-
IAD
1 stop27h 30m
Delta
Deal found 7/16$1,598
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:35 am
IAD
-
RNS
2 stops16h 45m
Delta
Tue 8/116:05 pm
RNS
-
IAD
1 stop27h 30m
Delta
Deal found 7/16$1,601
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:45 pm
IAD
-
RNS
1 stop30h 35m
Delta
Fri 8/1411:05 am
RNS
-
IAD
1 stop11h 00m
Delta
Deal found 7/16$1,606
This KLM deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/302:45 pm
DCA
-
RNS
2 stops13h 35m
Multiple Airlines
Tue 8/1111:05 am
RNS
-
DCA
2 stops17h 54m
Multiple Airlines
Deal found 7/16$1,668
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3012:23 pm
DCA
-
RNS
2 stops15h 57m
Delta
Mon 8/1011:05 am
RNS
-
DCA
2 stops17h 54m
Delta
Deal found 7/16$1,738
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:39 am
BWI
-
RNS
2 stops18h 41m
Delta
Mon 8/1011:05 am
RNS
-
BWI
2 stops18h 24m
Delta
Deal found 7/16$2,743
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:12 am
BWI
-
RNS
2 stops17h 08m
Delta
Wed 8/1211:05 am
RNS
-
BWI
2 stops16h 22m
Delta
Deal found 7/16$27,223

Find flight deals from Washington, D.C. to Rennes

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Rennes (RNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 21, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,025
(Mytrip)

One-way from

$319
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Rennes St Jacques flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Rennes St Jacques flights.
Search Deals
From Washington, D.C. (WAS) to Rennes St Jacques
Search Deals
One-way flight from Washington, D.C. (WAS) to Rennes St Jacques
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, Cheapflights users made 2,558,603 searches. Data last updated July 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Wed 8/26

6:10 pm-5:35 pm

1 stop17h 25m

Rennes St Jacques

Thu 9/3

11:05 am-4:05 pm

1 stop11h 00m

$1,134

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Tue 8/25

11:44 am-10:20 am

2 stops16h 36m

Rennes St Jacques

Sun 9/6

11:05 am-12:34 am

2 stops19h 29m

$1,204

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Wed 8/26

9:45 am-7:25 pm

3 stops27h 40m

Rennes St Jacques

Thu 9/3

5:45 pm-8:35 pm

2 stops32h 50m

$1,360

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 8/2

9:45 pm-10:20 am

1 stop30h 35m

Rennes St Jacques

Wed 8/12

5:50 pm-3:35 pm

1 stop27h 45m

$1,598

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 8/2

11:35 am-10:20 am

2 stops16h 45m

Rennes St Jacques

Tue 8/11

6:05 pm-3:35 pm

1 stop27h 30m

$1,601

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 8/2

9:45 pm-10:20 am

1 stop30h 35m

Rennes St Jacques

Fri 8/14

11:05 am-4:05 pm

1 stop11h 00m

$1,606

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 7/31

5:40 pm-5:35 pm

1 stop17h 55m

Rennes St Jacques

Wed 8/12

5:50 pm-3:35 pm

1 stop27h 45m

$1,651

Washington, D.C.Rennes

DCA - RNS

DCARNS

Washington, D.C. Reagan-National

Fri 7/31

2:45 pm-10:20 am

2 stops13h 35m

Rennes St Jacques

Wed 8/12

11:05 am-10:44 pm

2 stops17h 39m

$1,668

Washington, D.C.Rennes

DCA - RNS

DCARNS

Washington, D.C. Reagan-National

Sat 8/1

12:23 pm-10:20 am

2 stops15h 57m

Rennes St Jacques

Tue 8/11

11:05 am-10:59 pm

2 stops17h 54m

$1,668

Washington, D.C.Rennes

DCA - RNS

DCARNS

Washington, D.C. Reagan-National

Sat 8/1

11:00 am-10:20 am

2 stops17h 20m

Rennes St Jacques

Wed 8/12

11:05 am-10:59 pm

2 stops17h 54m

$1,668

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 22 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Washington, D.C.-Rennes flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Washington, D.C.-Rennes flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Washington, D.C.-Rennes flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Rennes flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Rennes flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Rennes

Have a flexible travel schedule? Discover the best time to fly to Rennes from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Rennes

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Rennes. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Rennes from Washington, D.C.?

    Rennes St Jacques (RNS), located 4.0 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Rennes. 0 airlines have flights to St Jacques from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Rennes St Jacques should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Rennes?

    For as low as $1,668, Delta can have you in Rennes from Washington, D.C. in 13h 35m. The distance between Washington, D.C. and Rennes is about 3675 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Washington, D.C. to Rennes?

    While some choose either Washington, D.C. Reagan-National - Rennes St Jacques or Baltimore/Washington - Rennes St Jacques, Washington, D.C. Dulles Intl - Rennes St Jacques is the most popular route from Washington, D.C. to Rennes.

  • Can I find deals for flights from Washington, D.C. to Rennes that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Rennes flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Rennes?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Rennes.

  • Can I find deals for business class flights from Washington, D.C. to Rennes?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Rennes by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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