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Cheap flights from Washington, D.C. Dulles Intl Airport to Brest from $569

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 12/11. 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 Brest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air France Logo
6:50 pm - 9:15 amIAD-BES
32h 25m1 stop
Air France Logo
7:10 pm - 4:35 pmBES-IAD
27h 25m1 stop
$1,442Air France
Find Deal
Sun, Dec 28 - Sun, Jan 4
Air France Logo
6:50 pm - 9:15 amIAD-BES
32h 25m1 stop
Air France Logo
7:10 pm - 4:35 pmBES-IAD
27h 25m1 stop
$1,567Air France
Find Deal
Sun, Dec 28 - Sat, Jan 3
Air France Logo
9:25 pm - 6:20 pmIAD-BES
14h 55m1 stop
Air France Logo
7:10 pm - 4:35 pmBES-IAD
27h 25m1 stop
$1,676Air France
Find Deal
Fri, Dec 26 - Sun, Jan 4
Air France Logo
6:50 pm - 10:50 pmIAD-BES
22h 00m1 stop
Air France Logo
7:10 pm - 4:35 pmBES-IAD
27h 25m1 stop
$1,677Air France
Find Deal
Sat, Dec 27 - Sun, Jan 4
Delta Logo
9:25 pm - 9:15 amIAD-BES
29h 50m1 stop
Delta Logo
6:15 am - 6:01 pmBES-IAD
17h 46m2 stops
$1,703Delta
Find Deal
Fri, Dec 26 - Fri, Jan 2
Delta Logo
6:30 pm - 9:25 amIAD-BES
32h 55m1 stop
Delta Logo
1:05 pm - 7:15 pmBES-IAD
12h 10m1 stop
$1,755Delta
Find Deal
Mon, Mar 30 - Fri, Apr 3
KLM Logo
10:51 am - 9:15 amIAD-BES
16h 24m2 stops
KLM Logo
10:05 am - 4:35 pmBES-IAD
12h 30m1 stop
$2,098KLM
Find Deal
Sat, Dec 27 - Sat, Jan 3
KLM Logo
6:05 pm - 2:10 pmIAD-BES
14h 05m2 stops
KLM Logo
6:15 am - 4:05 pmBES-IAD
15h 50m2 stops
$2,291KLM
Find Deal
Fri, Dec 26 - Fri, Jan 2
Multiple Airlines Logo
12:58 pm - 9:15 amIAD-BES
14h 17m2 stops
Multiple Airlines Logo
9:50 am - 4:35 pmBES-IAD
12h 45m1 stop
$2,643Multiple Airlines
Find Deal
Sun, Dec 28 - Fri, Jan 2
Multiple Airlines Logo
12:58 pm - 9:15 amIAD-BES
14h 17m2 stops
Multiple Airlines Logo
6:15 am - 4:05 pmBES-IAD
15h 50m2 stops
$2,656Multiple Airlines
Find Deal
Sun, Dec 28 - Fri, Jan 2

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

Our best Air France deals on Washington, D.C. Dulles Intl Airport to Brest flight tickets
Air France
Dec 28
IAD6:50 pmWashington, D.C. Dulles Intl
32h 25m
1 stop
BES9:15 amBrest Guipavas
Jan 4
BES7:10 pmBrest Guipavas
27h 25m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$1,442
Find similar
Air France
Dec 28
IAD6:50 pmWashington, D.C. Dulles Intl
32h 25m
1 stop
BES9:15 amBrest Guipavas
Jan 3
BES7:10 pmBrest Guipavas
27h 25m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$1,567
Find similar
Air France
Dec 26
IAD9:25 pmWashington, D.C. Dulles Intl
14h 55m
1 stop
BES6:20 pmBrest Guipavas
Jan 4
BES7:10 pmBrest Guipavas
27h 25m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$1,676
Find similar

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
Dec 26
IAD9:25 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
BES9:15 amBrest Guipavas
Jan 2
BES6:15 amBrest Guipavas
17h 46m
2 stops
IAD6:01 pmWashington, D.C. Dulles Intl
$1,703
Find similar
Delta
Mar 30
IAD6:30 pmWashington, D.C. Dulles Intl
32h 55m
1 stop
BES9:25 amBrest Guipavas
Apr 3
BES1:05 pmBrest Guipavas
12h 10m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
$1,755
Find similar
Delta
Mar 30
IAD12:30 pmWashington, D.C. Dulles Intl
14h 55m
2 stops
BES9:25 amBrest Guipavas
Apr 3
BES10:20 amBrest Guipavas
12h 00m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
$1,758
Find similar

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 October 28, 2025.
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

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 12/28

6:50 pm-9:15 am

1 stop32h 25m

Brest Guipavas

Sun 1/4

7:10 pm-4:35 pm

1 stop27h 25m

$1,442

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 12/28

6:50 pm-9:15 am

1 stop32h 25m

Brest Guipavas

Sat 1/3

7:10 pm-4:35 pm

1 stop27h 25m

$1,567

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 12/26

9:25 pm-6:20 pm

1 stop14h 55m

Brest Guipavas

Sun 1/4

7:10 pm-4:35 pm

1 stop27h 25m

$1,676

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sat 12/27

6:50 pm-10:50 pm

1 stop22h 00m

Brest Guipavas

Sun 1/4

7:10 pm-4:35 pm

1 stop27h 25m

$1,677

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 12/26

9:25 pm-9:15 am

1 stop29h 50m

Brest Guipavas

Fri 1/2

6:15 am-6:01 pm

2 stops17h 46m

$1,703

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Mon 3/30

6:30 pm-9:25 am

1 stop32h 55m

Brest Guipavas

Fri 4/3

1:05 pm-7:15 pm

1 stop12h 10m

$1,755

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sat 12/27

10:51 am-9:15 am

2 stops16h 24m

Brest Guipavas

Sat 1/3

10:05 am-4:35 pm

1 stop12h 30m

$2,098

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Fri 12/26

6:05 pm-2:10 pm

2 stops14h 05m

Brest Guipavas

Fri 1/2

6:15 am-4:05 pm

2 stops15h 50m

$2,291

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 12/28

12:58 pm-9:15 am

2 stops14h 17m

Brest Guipavas

Fri 1/2

9:50 am-4:35 pm

1 stop12h 45m

$2,643

Washington, D.C.Brest

IAD - BES

IADBES

Washington, D.C. Dulles Intl

Sun 12/28

12:58 pm-9:15 am

2 stops14h 17m

Brest Guipavas

Fri 1/2

6:15 am-4:05 pm

2 stops15h 50m

$2,656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 day to depart on your flight to Brest?

The cheapest day to depart on your flight to Brest is on a Thursday when prices can be found for as low as $923. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Brest is Tuesday, with ticket prices averaging around $1,501.

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

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Brest flights are usually those with departure times in the evening. Our users have found flights to Brest in the evening for as low as $1,035. Flights to Brest are more costly in the afternoon, with an average ticket price of $1,182. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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.
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  • 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 45m.

  • 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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