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Cheap flights from Washington, D.C. Dulles Intl Airport to Brest from $585

This is the cheapest one-way 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 Brest departing on 8/18. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Brest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:30 pm - 9:45 am
IAD
-
BES
31h 15m
3 stops
Multiple Airlines Logo
2:55 pm - 11:35 am
BES
-
IAD
26h 40m
2 stops
$1,598Multiple Airlines
Fri, Jul 17 - Tue, Jul 21
Multiple Airlines Logo
8:55 pm - 5:00 pm
IAD
-
BES
14h 05m
1 stop
Multiple Airlines Logo
6:05 pm - 3:10 pm
BES
-
IAD
27h 05m
2 stops
$1,623Multiple Airlines
Fri, Jul 17 - Tue, Jul 21
Delta Logo
12:29 pm - 9:25 am
IAD
-
BES
14h 56m
2 stops
Delta Logo
6:10 am - 4:41 pm
BES
-
IAD
16h 31m
2 stops
$1,624Delta
Fri, Jul 17 - Tue, Jul 21
KLM Logo
6:15 pm - 6:05 pm
IAD
-
BES
17h 50m
1 stop
KLM Logo
6:10 am - 7:35 pm
BES
-
IAD
19h 25m
1 stop
$1,879KLM
Sun, Aug 23 - Tue, Aug 25
Delta Logo
12:30 pm - 9:45 am
IAD
-
BES
15h 15m
2 stops
Delta Logo
10:40 am - 7:35 pm
BES
-
IAD
14h 55m
1 stop
$1,883Delta
Sun, Aug 23 - Tue, Aug 25
Air France Logo
6:15 pm - 2:00 pm
IAD
-
BES
13h 45m
1 stop
Air France Logo
6:45 pm - 7:35 pm
BES
-
IAD
30h 50m
1 stop
$1,891Air France
Mon, Aug 24 - Tue, Aug 25
Delta Logo
12:30 pm - 9:45 am
IAD
-
BES
15h 15m
2 stops
Delta Logo
6:10 am - 4:38 pm
BES
-
IAD
16h 28m
2 stops
$1,893Delta
Sun, Aug 23 - Wed, Aug 26
KLM Logo
6:15 pm - 1:15 pm
IAD
-
BES
13h 00m
1 stop
KLM Logo
6:10 am - 4:05 pm
BES
-
IAD
15h 55m
1 stop
$1,929KLM
Sat, Aug 22 - Wed, Aug 26
Delta Logo
12:29 pm - 9:45 am
IAD
-
BES
15h 16m
2 stops
Delta Logo
6:10 am - 4:38 pm
BES
-
IAD
16h 28m
2 stops
$1,943Delta
Sat, Aug 22 - Tue, Aug 25
Multiple Airlines Logo
6:15 pm - 10:25 pm
IAD
-
BES
22h 10m
1 stop
Multiple Airlines Logo
6:10 am - 7:35 pm
BES
-
IAD
19h 25m
1 stop
$2,026Multiple Airlines
Fri, Jul 17 - Tue, Jul 21

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Brest flight tickets
Delta
Jul 17
IAD12:29 pmWashington, D.C. Dulles Intl
14h 56m
2 stops
BES9:25 amBrest Guipavas
Jul 21
BES6:10 amBrest Guipavas
16h 31m
2 stops
IAD4:41 pmWashington, D.C. Dulles Intl
$1,624
Delta
Aug 23
IAD12:30 pmWashington, D.C. Dulles Intl
15h 15m
2 stops
BES9:45 amBrest Guipavas
Aug 25
BES10:40 amBrest Guipavas
14h 55m
1 stop
IAD7:35 pmWashington, D.C. Dulles Intl
$1,883
Delta
Aug 23
IAD12:30 pmWashington, D.C. Dulles Intl
15h 15m
2 stops
BES9:45 amBrest Guipavas
Aug 26
BES6:10 amBrest Guipavas
16h 28m
2 stops
IAD4:38 pmWashington, D.C. Dulles Intl
$1,893

KLM flights from Washington, D.C. Dulles Intl Airport to Brest

Our best KLM deals on Washington, D.C. Dulles Intl Airport to Brest flight tickets
KLM
Aug 23
IAD9:45 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
BES2:00 pmBrest Guipavas
Aug 27
BES6:10 amBrest Guipavas
19h 25m
1 stop
IAD7:35 pmWashington, D.C. Dulles Intl
$1,879
KLM
Aug 22
IAD6:15 pmWashington, D.C. Dulles Intl
13h 00m
1 stop
BES1:15 pmBrest Guipavas
Aug 26
BES6:10 amBrest Guipavas
15h 55m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$1,929
KLM
Aug 24
IAD6:10 pmWashington, D.C. Dulles Intl
13h 50m
2 stops
BES2:00 pmBrest Guipavas
Aug 25
BES6:45 pmBrest Guipavas
27h 20m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$2,164

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Brest 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 July 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Brest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 7/17

8:30 pm-9:45 am

3 stops31h 15m

Brest Guipavas

Tue 7/21

2:55 pm-11:35 am

2 stops26h 40m

$1,598

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 7/17

8:55 pm-5:00 pm

1 stop14h 05m

Brest Guipavas

Tue 7/21

6:05 pm-3:10 pm

2 stops27h 05m

$1,623

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 7/17

12:29 pm-9:25 am

2 stops14h 56m

Brest Guipavas

Tue 7/21

6:10 am-4:41 pm

2 stops16h 31m

$1,624

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 8/23

6:15 pm-6:05 pm

1 stop17h 50m

Brest Guipavas

Tue 8/25

6:10 am-7:35 pm

1 stop19h 25m

$1,879

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 8/23

12:30 pm-9:45 am

2 stops15h 15m

Brest Guipavas

Tue 8/25

10:40 am-7:35 pm

1 stop14h 55m

$1,883

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Mon 8/24

6:15 pm-2:00 pm

1 stop13h 45m

Brest Guipavas

Tue 8/25

6:45 pm-7:35 pm

1 stop30h 50m

$1,891

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 8/23

12:30 pm-9:45 am

2 stops15h 15m

Brest Guipavas

Wed 8/26

6:10 am-4:38 pm

2 stops16h 28m

$1,893
Quickest round-trip

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sat 8/22

6:15 pm-1:15 pm

1 stop13h 00m

Brest Guipavas

Wed 8/26

6:10 am-4:05 pm

1 stop15h 55m

$1,929

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sat 8/22

12:29 pm-9:45 am

2 stops15h 16m

Brest Guipavas

Tue 8/25

6:10 am-4:38 pm

2 stops16h 28m

$1,943

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 7/17

6:15 pm-10:25 pm

1 stop22h 10m

Brest Guipavas

Tue 7/21

6:10 am-7:35 pm

1 stop19h 25m

$2,026

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Brest from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Brest

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 airline that flies from Washington, D.C. Dulles Intl to Brest Guipavas?

WestJet is the most popular carrier operating from Washington, D.C. Dulles Intl to Brest Guipavas

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

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

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

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Brest takes 10h 15m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Brest. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Brest.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Brest

  • How far is Washington, D.C. Dulles Intl to Brest Guipavas by plane?

    A flight from Washington, D.C. Dulles Intl to Brest Guipavas will travel around 3561.7 mi. By plane, this route typically takes 10h 15m.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Brest Guipavas Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Brest Guipavas Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Brest Guipavas Airport.

  • What documentation or ID do you need to fly to Brest Guipavas Airport?

    The travel and health documents you'll need for your trip to Brest Guipavas 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 Brest Guipavas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Brest?

Book flights to Brest if you plan to visit one of these locations
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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Brest. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Brest from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. to Brest flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Brest 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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