$951+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RNS
Feb 25 — Mar 41
1 adult, Economy
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1. Tell us where you want to go
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 February 20, 2025.
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Find flight deals from Dulles Intl to Rennes
Cheapest flights from Dulles Intl to RennesExplore 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 February 20, 2025.
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 February 20, 2025.
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Sun 4/610:05 pmIAD - RNS
3 stops35h 55mMultiple Airlines
Sun 4/134:30 pmRNS - IAD
3 stops33h 29mMultiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$951
This KLM deal was found by Cheapflights users on 2/20. 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.
Sun 4/69:20 pmIAD - RNS
1 stop10h 25mKLM
Sun 4/134:30 pmRNS - IAD
1 stop29h 05mKLM
Deal found 2/20![KLM logo]()
$1,031
This Delta deal was found by Cheapflights users on 2/20. 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.
Sun 4/65:14 pmIAD - RNS
2 stops14h 31mDelta
Sun 4/1310:15 amRNS - IAD
1 stop15h 00mDelta
Deal found 2/20![Delta logo]()
$1,041
Find flights from Dulles Intl to Rennes within your budget
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 February 20, 2025.
Fly from
Dulles Intl
Fly to
Rennes
Route
Depart
Return
Price
Washington, D.C.Rennes
IAD - RNS
IADRNS
Washington, D.C. Dulles Intl
Sun 4/6
10:05 pm-4:00 pm
3 stops35h 55m
Rennes St Jacques
Sun 4/13
4:30 pm-7:59 pm
3 stops33h 29m
$951
Washington, D.C.Rennes
IAD - RNS
IADRNS
Washington, D.C. Dulles Intl
Sun 4/6
9:20 pm-1:45 pm
1 stop10h 25m
Rennes St Jacques
Sun 4/13
4:30 pm-3:35 pm
1 stop29h 05m
$1,031
Washington, D.C.Rennes
IAD - RNS
IADRNS
Washington, D.C. Dulles Intl
Sun 4/6
5:14 pm-1:45 pm
2 stops14h 31m
Rennes St Jacques
Sun 4/13
10:15 am-7:15 pm
1 stop15h 00m
$1,041
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.
Travel insights for flights from Dulles Intl to Rennes
Get recent, data-driven insights about flights from Dulles Intl to Rennes including ideal travel times, pricing trends, and more.
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).