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Rennes

$988+ Cheap flights from Dulles Intl (IAD) to Rennes (RNS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RNS
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Dulles Intl to Rennes

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$988
(Delta)
Provider with most accurate pricing for Washington, D.C. (WAS)-Rennes St Jacques flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Rennes St Jacques flights.
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From Washington, D.C. Dulles Intl to Rennes St Jacques
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Find flight deals from Dulles Intl to Rennes

Cheapest flights from Dulles Intl to Rennes
Explore the most affordable flight options available from Dulles Intl to Rennes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Delta deal was found by Cheapflights users on 3/23. 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.
Mon 5/269:20 pmIAD - RNS
1 stop10h 25mDelta
Tue 6/34:35 pmRNS - IAD
1 stop29h 00mDelta
Deal found 3/23$988
This KLM deal was found by Cheapflights users on 3/23. 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.
Sun 5/255:25 pmIAD - RNS
1 stop16h 45mKLM
Mon 6/24:45 pmRNS - IAD
1 stop28h 50mKLM
Deal found 3/23$1,001
This Air France deal was found by Cheapflights users on 3/23. 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.
Fri 5/239:20 pmIAD - RNS
1 stop10h 25mMultiple Airlines
Wed 6/410:30 amRNS - IAD
2 stops15h 09mMultiple Airlines
Deal found 3/23$1,124
This Ovago deal was found by Cheapflights users on 3/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2210:40 pmIAD - RNS
2 stops37h 30mAer Lingus
Wed 6/44:00 pmRNS - IAD
1 stop29h 50mAer Lingus
Deal found 3/23$1,238
This Air France deal was found by Cheapflights users on 3/24. 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.
Mon 6/306:30 pmIAD - RNS
1 stop13h 15mAir France
Fri 7/410:45 amRNS - IAD
1 stop14h 30mAir France
Deal found 3/24$3,384
This Ovago deal was found by Cheapflights users on 3/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:30 pmIAD - RNS
2 stops15h 15mITA Airways
Thu 6/510:30 amRNS - IAD
2 stops34h 10mITA Airways
Deal found 3/23$4,148

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 March 25, 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

Dulles Intl

Fly to

Rennes

Route

Depart

Return

Price

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 5/26

9:20 pm-1:45 pm

1 stop10h 25m

Rennes St Jacques

Thu 6/5

4:35 pm-3:35 pm

1 stop29h 00m

$988

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Sun 5/25

5:25 pm-4:10 pm

1 stop16h 45m

Rennes St Jacques

Mon 6/2

4:45 pm-3:35 pm

1 stop28h 50m

$1,001

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 5/23

9:20 pm-1:45 pm

1 stop10h 25m

Rennes St Jacques

Wed 6/4

10:30 am-7:39 pm

2 stops15h 09m

$1,124

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Thu 5/22

10:40 pm-6:10 pm

2 stops37h 30m

Rennes St Jacques

Wed 6/4

4:00 pm-3:50 pm

1 stop29h 50m

$1,238

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Mon 6/30

6:30 pm-1:45 pm

1 stop13h 15m

Rennes St Jacques

Fri 7/4

10:45 am-7:15 pm

1 stop14h 30m

$3,384

Washington, D.C.Rennes

IAD - RNS

IADRNS

Washington, D.C. Dulles Intl

Fri 5/23

4:30 pm-1:45 pm

2 stops15h 15m

Rennes St Jacques

Thu 6/5

10:30 am-2:40 pm

2 stops34h 10m

$4,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Best time to book a flight from Dulles Intl to Rennes

Have a flexible travel schedule? Discover the best time to fly to Rennes from Dulles Intl 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. Dulles Intl Airport to Rennes

Rainfall in Rennes by month

Plan your trip to Rennes by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rennes ranges from 1.5 - 3.0 inches per month. October is typically the wettest month, when rainfall can reach 3.0 in. August is typically the driest time to visit Rennes when rainfall is around 1.5 in.

Temperature in Rennes by month

Plan your trip to Rennes by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rennes, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Rennes

Get insights into the airlines that provide service to Rennes. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rennes. Reviews last updated March 25, 2025.
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,061 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
ITA Airways
6.7
Okay
945 reviews
Delta
8.0
Very good
7,890 reviews

Entertainment

7.9

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

    If you book a flight to Rennes from Washington, D.C. Dulles Intl, you will be flying to St Jacques, which is the city’s only airport. Rennes St Jacques (RNS) is located 4.0 mi from the center of Rennes. There are 0 flights from Washington, D.C. Dulles Intl to St Jacques per day from 0 different airlines.

  • Can I find deals for flights from Dulles Intl to Rennes that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Rennes flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Rennes?

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

  • Can I find deals for business class flights from Dulles Intl to Rennes?

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

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