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Bonn

$578+ Cheap flights from Dulles Intl (IAD) to Bonn, Germany

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FRA
Jan 14 — Jan 211
Mi 1/14
Mi 1/21
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Bonn are usually found in September or January, booked 46 days in advance, depart on a Friday or Monday and return on a Friday

Cheap flight deals from Dulles Intl to Bonn

Cheapest flights from Dulles Intl to Bonn
Explore the most affordable flight options available from Dulles Intl to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Dezember 15, 2025.

This oojo deal was found by Cheapflights users on 12/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 12/309:45 pmIAD - DUS
1 stop14h 20mBritish Airways
Do 2/267:05 amDUS - IAD
1 stop18h 50mBritish Airways
Deal found 12/13$657
This FlightHub deal was found by Cheapflights users on 12/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 12/305:05 pmIAD - DUS
1 stop10h 45mAer Lingus
Do 2/268:30 pmDUS - IAD
2 stops25h 05mAer Lingus
Deal found 12/13$818
This CheapOair deal was found by Cheapflights users on 12/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 12/309:00 pmIAD - DUS
1 stop16h 50mAer Lingus
So 2/18:30 pmDUS - IAD
2 stops29h 25mAer Lingus
Deal found 12/13$836
This Air Canada deal was found by Cheapflights users on 12/13. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 12/304:30 pmIAD - DUS
2 stops17h 50mAir Canada
Do 2/2610:50 amDUS - IAD
2 stops15h 39mAir Canada
Deal found 12/13$1,020
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 12/241:57 pmIAD - DUS
2 stops19h 23mBritish Airways
Mo 1/128:40 pmDUS - IAD
1 stop29h 15mBritish Airways
Deal found 12/15$1,032
This British Airways deal was found by Cheapflights users on 12/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 12/146:20 pmIAD - DUS
1 stop21h 40mBritish Airways
Do 12/187:05 amDUS - IAD
1 stop14h 30mBritish Airways
Deal found 12/14$1,034
This Mytrip deal was found by Cheapflights users on 12/13. 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.
Mi 12/244:30 pmIAD - DUS
3 stops23h 30mMultiple Airlines
Mo 1/129:10 amDUS - IAD
2 stops35h 25mMultiple Airlines
Deal found 12/13$1,039
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 12/241:57 pmIAD - DUS
2 stops19h 23mAmerican Airlines
Mo 1/127:05 amDUS - IAD
2 stops22h 07mAmerican Airlines
Deal found 12/15$1,049

Find flight deals from Dulles Intl to Bonn

Keep the following information in mind while searching for Dulles Intl to Bonn flight deals. Data was last updated Dezember 15, 2025.

Round-trip from

$578
(oojo)

Popular in

June

Cheapest in

September

Average price

$785
From Washington, D.C. Dulles Intl to Bonn
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Bonn 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 Dezember 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Bonn that are best for you.

Fly from

Dulles Intl

Fly to

Bonn

Route

Depart

Return

Price

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mi 1/21

10:30 pm-4:40 pm

1 stop12h 10m

Duesseldorf Intl

So 1/25

5:30 pm-3:15 pm

1 stop27h 45m

$578

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Fr 1/30

10:30 pm-4:40 pm

1 stop12h 10m

Duesseldorf Intl

So 2/8

5:30 pm-3:15 pm

1 stop27h 45m

$578

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Di 2/17

6:20 pm-7:45 pm

1 stop19h 25m

Duesseldorf Intl

Di 3/3

6:25 am-11:34 pm

2 stops23h 09m

$589

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mi 5/6

8:20 pm-2:40 pm

1 stop12h 20m

Duesseldorf Intl

Mi 5/13

6:05 am-4:50 pm

1 stop16h 45m

$590

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Do 5/7

8:20 pm-2:40 pm

1 stop12h 20m

Duesseldorf Intl

Mi 5/13

6:05 am-4:50 pm

1 stop16h 45m

$590

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mo 1/12

12:23 pm-9:30 am

2 stops15h 07m

Duesseldorf Intl

So 1/25

9:35 pm-3:20 pm

1 stop23h 45m

$595

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Do 1/8

6:00 pm-11:20 am

1 stop11h 20m

Duesseldorf Intl

Mo 1/12

8:40 pm-3:35 pm

1 stop24h 55m

$598

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mi 1/21

8:30 pm-11:10 am

2 stops32h 40m

Duesseldorf Intl

So 1/25

9:35 pm-3:20 pm

1 stop23h 45m

$603

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Do 1/29

6:00 pm-6:55 pm

1 stop18h 55m

Duesseldorf Intl

Do 2/5

7:05 am-5:16 pm

2 stops16h 11m

$607

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sa 1/31

8:30 pm-8:55 pm

1 stop18h 25m

Duesseldorf Intl

Mi 2/4

10:10 am-5:15 pm

1 stop13h 05m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 12 results
1
2

Best time to book a flight from Dulles Intl to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn 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 Bonn

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Bonn?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Bonn. Price data was last updated on December 12, 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Bonn. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Bonn?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bonn (average of $472). Flying from Washington, D.C. Dulles Intl Airport to Bonn in June is currently the most expensive (average of $620). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to BN9?

Find hourly flight availability from Dulles Intl to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Dezember 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from Washington, D.C. Dulles Intl Airport to Bonn by exploring options for tickets in the morning.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Bonn

Explore weekly flight availability from Dulles Intl to Bonn. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated Dezember 15, 2025.

The most flights from IAD to BN9 are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing Bonn

Get insights into the airlines that provide service to Bonn. 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 Bonn. Reviews last updated Dezember 15, 2025.
Read reviews from past customers who have flown Delta, Scandinavian Airlines, and United Airlines from Washington, D.C. Dulles Intl Airport to Bonn. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.4
Good
1,606 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,630 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,578 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Bonn?

    A quick flight from Washington, D.C. Dulles Intl Airport to Bonn can take about 12h 10m. TAP AIR PORTUGAL provides one of the quickest options available for as low as $578. Washington, D.C. Dulles Intl Airport and Bonn are separated by a distance of 3960 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Bonn?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Bonn on time: Thai Airways (70%), Air India (70%), Air Canada (64%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Bonn?

    While on average a flight from Washington, D.C. Dulles Intl Airport to Bonn is generally $2,577, our data shows the cheapest flight currently is $403. When looking at the most popular route, (Washington, D.C. Dulles Intl - Duesseldorf Intl), you can expect to pay $554 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Bonn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Bonn?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Bonn (average of $472). Flying from Washington, D.C. Dulles Intl Airport to Bonn in June is currently the most expensive (average of $620). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Bonn

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Frankfurt flights
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Reagan-National to Stuttgart flights
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Dulles Intl to Dresden flights
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Dulles Intl to Hannover flights
Baltimore to Hannover flights
Baltimore to Dresden flights
Dulles Intl to Bremen flights
Reagan-National to Hannover flights
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Baltimore to Leipzig flights
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Baltimore to Saarbruecken flights
Baltimore to Münster flights
Dulles Intl to Rostock flights
Dulles Intl to Saarbruecken flights
Baltimore to Dortmund flights
Baltimore to Friedrichshafen flights

Top 10 airlines flying from Dulles Intl to Bonn

Discover the top 10 airlines that operate flights from Dulles Intl to Bonn. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated Dezember 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$844FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$436Average$781FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$482Average$718FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$510Average$817FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$535Average$847FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$541Average$645FlexibilityNo cancel feeOn-time77%
KLMCheapest$556Average$911FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$580Average$763FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$627Average$944FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$634Average$1,059FlexibilityNo cancel feeOn-time69%

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