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Cheap flights from Washington, D.C. to Rennes from $1,244

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, D.C. to Rennes departing on 7/31. 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, D.C. to Rennes

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:15 pm - 6:10 pm
IAD
-
RNS
18h 55m
1 stop
Multiple Airlines Logo
1:05 pm - 3:30 pm
RNS
-
IAD
32h 25m
2 stops
$1,244Multiple Airlines
Fri, Jul 31 - Mon, Aug 31
Multiple Airlines Logo
11:30 am - 3:25 pm
IAD
-
RNS
21h 55m
3 stops
Multiple Airlines Logo
8:10 am - 11:35 am
RNS
-
IAD
33h 25m
2 stops
$1,266Multiple Airlines
Sun, May 31 - Sun, Jun 7
KLM Logo
9:45 pm - 10:20 am
IAD
-
RNS
30h 35m
1 stop
KLM Logo
2:25 pm - 3:35 pm
RNS
-
IAD
31h 10m
1 stop
$1,282KLM
Fri, Jul 31 - Mon, Aug 31
KLM Logo
9:45 pm - 10:20 am
IAD
-
RNS
30h 35m
1 stop
KLM Logo
11:05 am - 7:35 pm
RNS
-
IAD
14h 30m
1 stop
$1,299KLM
Mon, Jul 27 - Mon, Aug 3
KLM Logo
12:37 pm - 10:20 am
IAD
-
RNS
15h 43m
2 stops
KLM Logo
11:05 am - 7:35 pm
RNS
-
IAD
14h 30m
1 stop
$1,302KLM
Mon, Jul 27 - Mon, Aug 3
KLM Logo
9:45 pm - 10:20 am
IAD
-
RNS
30h 35m
1 stop
KLM Logo
11:05 am - 7:35 pm
RNS
-
IAD
14h 30m
1 stop
$1,314KLM
Mon, Jul 27 - Mon, Aug 3
Delta Logo
11:05 am - 10:20 am
IAD
-
RNS
17h 15m
2 stops
Delta Logo
11:05 am - 7:35 pm
RNS
-
IAD
14h 30m
1 stop
$1,317Delta
Mon, Jul 27 - Mon, Aug 3
Multiple Airlines Logo
8:25 am - 3:25 pm
IAD
-
RNS
25h 00m
3 stops
Multiple Airlines Logo
4:25 pm - 8:35 pm
RNS
-
IAD
34h 10m
3 stops
$1,321Multiple Airlines
Sun, May 31 - Sun, Jun 7
Delta Logo
10:33 am - 10:20 am
BWI
-
RNS
17h 47m
2 stops
Delta Logo
2:25 pm - 12:16 am
RNS
-
BWI
15h 51m
2 stops
$1,365Delta
Fri, Jul 31 - Mon, Aug 31
Air France Logo
2:45 pm - 10:20 am
DCA
-
RNS
13h 35m
2 stops
Air France Logo
11:05 am - 10:59 pm
RNS
-
DCA
17h 54m
2 stops
$1,447Air France
Thu, Jul 16 - Mon, Jul 20

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Delta flights from Washington, D.C. to Rennes

Our best Delta deals on Washington, D.C. to Rennes flight tickets
Delta
Jul 27
IAD11:05 amWashington, D.C. Dulles Intl
17h 15m
2 stops
RNS10:20 amRennes St Jacques
Aug 3
RNS11:05 amRennes St Jacques
14h 30m
1 stop
IAD7:35 pmWashington, D.C. Dulles Intl
$1,317
Delta
Jul 31
BWI10:33 amBaltimore/Washington
17h 47m
2 stops
RNS10:20 amRennes St Jacques
Aug 31
RNS2:25 pmRennes St Jacques
15h 51m
2 stops
BWI12:16 amBaltimore/Washington
$1,365
Delta
Aug 7
DCA10:10 amWashington, D.C. Reagan-National
18h 10m
2 stops
RNS10:20 amRennes St Jacques
Aug 15
RNS11:05 amRennes St Jacques
16h 40m
2 stops
DCA9:45 pmWashington, D.C. Reagan-National
$1,372

KLM flights from Washington, D.C. to Rennes

Our best KLM deals on Washington, D.C. to Rennes flight tickets
KLM
Jul 31
IAD9:45 pmWashington, D.C. Dulles Intl
30h 35m
1 stop
RNS10:20 amRennes St Jacques
Aug 31
RNS2:25 pmRennes St Jacques
31h 10m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,282
KLM
Jul 27
IAD9:45 pmWashington, D.C. Dulles Intl
30h 35m
1 stop
RNS10:20 amRennes St Jacques
Aug 3
RNS11:05 amRennes St Jacques
14h 30m
1 stop
IAD7:35 pmWashington, D.C. Dulles Intl
$1,299
KLM
Jul 27
IAD12:37 pmWashington, D.C. Dulles Intl
15h 43m
2 stops
RNS10:20 amRennes St Jacques
Aug 3
RNS11:05 amRennes St Jacques
14h 30m
1 stop
IAD7:35 pmWashington, D.C. Dulles Intl
$1,302

momondo 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, momondo users made 832,500 searches. Data last updated May 7, 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

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 7/31

5:15 pm-6:10 pm

1 stop18h 55m

Rennes St Jacques

Mon 8/31

1:05 pm-3:30 pm

2 stops32h 25m

$1,244

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 5/31

11:30 am-3:25 pm

3 stops21h 55m

Rennes St Jacques

Sun 6/7

8:10 am-11:35 am

2 stops33h 25m

$1,266

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 7/31

9:45 pm-10:20 am

1 stop30h 35m

Rennes St Jacques

Mon 8/31

2:25 pm-3:35 pm

1 stop31h 10m

$1,282

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 7/27

9:45 pm-10:20 am

1 stop30h 35m

Rennes St Jacques

Mon 8/3

11:05 am-7:35 pm

1 stop14h 30m

$1,299
Quickest round-trip

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 7/27

12:37 pm-10:20 am

2 stops15h 43m

Rennes St Jacques

Mon 8/3

11:05 am-7:35 pm

1 stop14h 30m

$1,302

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 7/27

9:45 pm-10:20 am

1 stop30h 35m

Rennes St Jacques

Mon 8/3

11:05 am-7:35 pm

1 stop14h 30m

$1,314

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 7/27

11:05 am-10:20 am

2 stops17h 15m

Rennes St Jacques

Mon 8/3

11:05 am-7:35 pm

1 stop14h 30m

$1,317

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 5/31

8:25 am-3:25 pm

3 stops25h 00m

Rennes St Jacques

Sun 6/7

4:25 pm-8:35 pm

3 stops34h 10m

$1,321

BaltimoreRennes

BWI - RNS

BWIRNS

Baltimore/Washington

Fri 7/31

10:33 am-10:20 am

2 stops17h 47m

Rennes St Jacques

Mon 8/31

2:25 pm-12:16 am

2 stops15h 51m

$1,365

Washington, D.C.Rennes

DCA - RNS

DCARNS

Washington, D.C. Reagan-National

Thu 7/16

2:45 pm-10:20 am

2 stops13h 35m

Rennes St Jacques

Mon 7/20

11:05 am-10:59 pm

2 stops17h 54m

$1,447

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Rennes from

How to get the cheapest flight ticket from Washington, D.C. 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

How long does it take to fly to Rennes?

The flight from Washington, D.C. to Rennes depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Nantes (the most popular airport in Rennes), then the flight time is 14h 25m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Nantes, then the average flight time is 14h 31m.

When to book flights from Washington, D.C. to Rennes

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

Cheap Washington, D.C. to Rennes (WAS to RNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Rennes

Fastest flight time

12h 40m

Direct flights

None
The fastest flight from Washington, D.C. to Rennes takes 12h 40m
There are no direct flights from Washington, D.C. to Rennes. There are no popular flight routes from Washington, D.C. to Rennes.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Rennes

  • How far is Washington, D.C. to Rennes St Jacques by plane?

    The distance between Washington, D.C. and Rennes St Jacques is about 3674.0 mi. In terms of flight time, this usually takes a little over 12h 40m.

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

    Prices for flights from Washington, D.C. to Rennes St Jacques Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Rennes St Jacques Airport?

  • How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Rennes St Jacques Airport.

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

    The necessary travel and health documents for your Rennes St Jacques 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.

Best airlines flying from Washington, D.C. to Rennes

Compare and see reviews for airlines that fly from Washington, D.C. to Rennes with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $1,272Free CancellationRating
7.4
1,585 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Rennes?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rennes from Washington, D.C..

Can I find flights from Washington, D.C. to Rennes with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Rennes on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Rennes?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rennes from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to Rennes flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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