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Cheap flights from Washington, D.C. Dulles Intl Airport to Rennes from $760

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. Dulles Intl Airport to Rennes departing on 12/10. 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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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Rennes

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:05 pm - 5:05 pmIAD-RNS
17h 00m1 stop
Delta Logo
11:05 am - 7:15 pmRNS-IAD
14h 10m1 stop
$760Delta
Find Deal
Wed, Dec 10 - Wed, Dec 17
Air France Logo
6:05 pm - 5:00 pmIAD-RNS
16h 55m1 stop
Air France Logo
11:05 am - 7:19 pmRNS-IAD
14h 14m2 stops
$769Air France
Find Deal
Thu, Dec 11 - Thu, Dec 18
KLM Logo
6:05 pm - 5:05 pmIAD-RNS
17h 00m1 stop
KLM Logo
11:05 am - 9:29 pmRNS-IAD
16h 24m2 stops
$784KLM
Find Deal
Wed, Dec 10 - Wed, Dec 17
Air France Logo
1:00 pm - 10:20 amIAD-RNS
15h 20m2 stops
Air France Logo
5:35 pm - 5:05 pmRNS-IAD
28h 30m1 stop
$802Air France
Find Deal
Tue, Mar 3 - Tue, Mar 24
Air France Logo
6:05 pm - 5:00 pmIAD-RNS
16h 55m1 stop
Air France Logo
5:35 pm - 5:05 pmRNS-IAD
28h 30m1 stop
$804Air France
Find Deal
Tue, Mar 3 - Tue, Mar 24
KLM Logo
12:19 pm - 10:35 amIAD-RNS
16h 16m2 stops
KLM Logo
5:35 pm - 4:05 pmRNS-IAD
28h 30m1 stop
$805KLM
Find Deal
Fri, Dec 5 - Tue, Dec 9
KLM Logo
6:05 pm - 5:05 pmIAD-RNS
17h 00m1 stop
KLM Logo
5:35 pm - 4:05 pmRNS-IAD
28h 30m1 stop
$806KLM
Find Deal
Fri, Dec 5 - Tue, Dec 9
Delta Logo
1:00 pm - 10:20 amIAD-RNS
15h 20m2 stops
Delta Logo
11:05 am - 5:35 pmRNS-IAD
11h 30m1 stop
$809Delta
Find Deal
Tue, Mar 3 - Tue, Mar 24
Multiple Airlines Logo
12:30 pm - 10:20 amIAD-RNS
15h 50m2 stops
Multiple Airlines Logo
11:05 am - 12:07 amRNS-IAD
18h 02m2 stops
$819Multiple Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 24
Multiple Airlines Logo
5:05 pm - 5:05 pmIAD-RNS
18h 00m3 stops
Multiple Airlines Logo
5:30 pm - 3:35 pmRNS-IAD
28h 05m3 stops
$879Multiple Airlines
Find Deal
Wed, Dec 10 - Wed, Dec 17

Air France flights from Washington, D.C. Dulles Intl Airport to Rennes

Our best Air France deals on Washington, D.C. Dulles Intl Airport to Rennes flight tickets
Air France
Dec 11
IAD6:05 pmWashington, D.C. Dulles Intl
16h 55m
1 stop
RNS5:00 pmRennes St Jacques
Dec 18
RNS11:05 amRennes St Jacques
14h 14m
2 stops
IAD7:19 pmWashington, D.C. Dulles Intl
$769
Find similar
Air France
Mar 3
IAD1:00 pmWashington, D.C. Dulles Intl
15h 20m
2 stops
RNS10:20 amRennes St Jacques
Mar 24
RNS5:35 pmRennes St Jacques
28h 30m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
$802
Find similar
Air France
Mar 3
IAD6:05 pmWashington, D.C. Dulles Intl
16h 55m
1 stop
RNS5:00 pmRennes St Jacques
Mar 24
RNS5:35 pmRennes St Jacques
28h 30m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
$804
Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Rennes

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Rennes flight tickets
Delta
Dec 10
IAD6:05 pmWashington, D.C. Dulles Intl
17h 00m
1 stop
RNS5:05 pmRennes St Jacques
Dec 17
RNS11:05 amRennes St Jacques
14h 10m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
$760
Find similar
Delta
Mar 3
IAD1:00 pmWashington, D.C. Dulles Intl
15h 20m
2 stops
RNS10:20 amRennes St Jacques
Mar 24
RNS11:05 amRennes St Jacques
11h 30m
1 stop
IAD5:35 pmWashington, D.C. Dulles Intl
$809
Find similar
Delta
Dec 5
IAD6:05 pmWashington, D.C. Dulles Intl
17h 00m
1 stop
RNS5:05 pmRennes St Jacques
Dec 9
RNS5:35 pmRennes St Jacques
28h 30m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$894
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 October 27, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Rennes that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Wed 12/10

6:05 pm-5:05 pm

1 stop17h 00m

Rennes St Jacques

Wed 12/17

11:05 am-7:15 pm

1 stop14h 10m

$760

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Thu 12/11

6:05 pm-5:00 pm

1 stop16h 55m

Rennes St Jacques

Thu 12/18

11:05 am-7:19 pm

2 stops14h 14m

$769

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Wed 12/10

6:05 pm-5:05 pm

1 stop17h 00m

Rennes St Jacques

Wed 12/17

11:05 am-9:29 pm

2 stops16h 24m

$784

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Tue 3/3

1:00 pm-10:20 am

2 stops15h 20m

Rennes St Jacques

Tue 3/24

5:35 pm-5:05 pm

1 stop28h 30m

$802

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Tue 3/3

6:05 pm-5:00 pm

1 stop16h 55m

Rennes St Jacques

Tue 3/24

5:35 pm-5:05 pm

1 stop28h 30m

$804

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 12/5

12:19 pm-10:35 am

2 stops16h 16m

Rennes St Jacques

Tue 12/9

5:35 pm-4:05 pm

1 stop28h 30m

$805

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 12/5

6:05 pm-5:05 pm

1 stop17h 00m

Rennes St Jacques

Tue 12/9

5:35 pm-4:05 pm

1 stop28h 30m

$806

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Tue 3/3

1:00 pm-10:20 am

2 stops15h 20m

Rennes St Jacques

Tue 3/24

11:05 am-5:35 pm

1 stop11h 30m

$809

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Tue 3/3

12:30 pm-10:20 am

2 stops15h 50m

Rennes St Jacques

Tue 3/24

11:05 am-12:07 am

2 stops18h 02m

$819

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Wed 12/10

5:05 pm-5:05 pm

3 stops18h 00m

Rennes St Jacques

Wed 12/17

5:30 pm-3:35 pm

3 stops28h 05m

$879

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. Dulles Intl Airport 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 day to depart on your flight to Rennes?

On average, the least expensive day to fly to Rennes from Washington, D.C. Dulles Intl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,068. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Rennes on Saturday is $1,371.

What is the cheapest time of day to depart on your flight to Rennes?

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Rennes flights are usually those with departure times in the afternoon. Our users have found flights to Rennes in the afternoon for as low as $1,192. Flights in the evening are often more expensive with an average ticket price of $1,365.

When to book flights from Washington, D.C. Dulles Intl Airport to Rennes

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Rennes (IAD to RNS) flight deals and tips

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

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Rennes. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Rennes.
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  • How far is Washington, D.C. Dulles Intl to Rennes St Jacques by plane?

    Rennes St Jacques is 3690.2 mi away from Washington, D.C. Dulles Intl. Typically, this will take 13h 40m by plane in normal conditions.

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

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

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

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

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

    The travel and health documents you'll need for your trip to Rennes St Jacques Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rennes St Jacques Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Rennes?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Rennes

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Rennes with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $1,074Free CancellationRating
7.4
1,481 reviews
Search Air France flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Rennes. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Rennes from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

Yes momondo offers price alerts on flights to Rennes from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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