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Bonn

$398+ Cheap flights from Dulles Intl (IAD) to Bonn, Germany

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FRA
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Bonn are usually found in February or September, booked 46 days in advance, depart on a Friday or Monday and return on a Friday

Find 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 October 23, 2025.

This Iberia deal was found by Cheapflights users on 10/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:20 pmIAD - DUS
1 stop21h 20mMultiple Airlines
Mon 12/87:05 amDUS - IAD
1 stop14h 30mMultiple Airlines
Deal found 10/21$557
This Iberia deal was found by Cheapflights users on 10/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 pmIAD - DUS
1 stop11h 20mMultiple Airlines
Tue 12/910:15 amDUS - IAD
1 stop11h 20mMultiple Airlines
Deal found 10/21$572
This American Airlines deal was found by Cheapflights users on 10/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 pmIAD - DUS
1 stop15h 10mAmerican Airlines
Tue 12/96:15 amDUS - IAD
2 stops16h 44mAmerican Airlines
Deal found 10/23$581
This oojo deal was found by Cheapflights users on 10/22. 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.
Thu 12/45:30 pmIAD - DUS
1 stop12h 50mTAP AIR PORTUGAL
Tue 12/95:30 pmDUS - IAD
1 stop33h 30mTAP AIR PORTUGAL
Deal found 10/22$585
This Iberia deal was found by Cheapflights users on 10/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:20 pmIAD - DUS
1 stop11h 20mMultiple Airlines
Tue 12/2310:15 amDUS - IAD
1 stop15h 40mMultiple Airlines
Deal found 10/21$586
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 11/96:20 pmIAD - DUS
1 stop21h 40mAmerican Airlines
Wed 11/267:05 amDUS - IAD
2 stops18h 15mAmerican Airlines
Deal found 10/22$590
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:30 pmIAD - DUS
2 stops13h 40mAir Canada
Wed 12/1011:10 amDUS - IAD
2 stops15h 49mAir Canada
Deal found 10/21$593
This Expedia deal was found by Cheapflights users on 10/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:45 pmIAD - DUS
1 stop29h 40mMultiple Airlines
Sat 12/132:30 pmDUS - IAD
1 stop11h 25mMultiple Airlines
Deal found 10/22$594
This Gotogate deal was found by Cheapflights users on 10/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:30 pmIAD - DUS
2 stops16h 10mAir Canada
Tue 12/910:50 amDUS - IAD
2 stops15h 36mAir Canada
Deal found 10/22$595
This Mytrip deal was found by Cheapflights users on 10/21. 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.
Fri 12/59:00 amIAD - DUS
2 stops19h 30mMultiple Airlines
Fri 12/1210:35 amDUS - IAD
1 stop11h 15mMultiple Airlines
Deal found 10/21$596
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:30 pmIAD - DUS
2 stops13h 40mMultiple Airlines
Wed 12/1010:30 amDUS - IAD
1 stop11h 20mMultiple Airlines
Deal found 10/21$601
This FlightHub deal was found by Cheapflights users on 10/21. 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.
Wed 10/2910:15 pmIAD - DUS
1 stop19h 10mTurkish Airlines
Tue 11/46:35 pmDUS - IAD
1 stop23h 10mTurkish Airlines
Deal found 10/21$604

Cheap 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 October 23, 2025.

Round-trip from

$557
(Iberia)

One-way from

$398
(oojo)

Popular in

June

Cheapest in

February

Average price

$728
From Washington, D.C. Dulles Intl to Bonn
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Bonn
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 23, 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

Mon 12/1

6:20 pm-9:40 pm

1 stop21h 20m

Duesseldorf Intl

Mon 12/8

7:05 am-3:35 pm

1 stop14h 30m

$557

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Thu 12/4

6:00 pm-11:20 am

1 stop11h 20m

Duesseldorf Intl

Tue 12/9

10:15 am-3:35 pm

1 stop11h 20m

$572

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Thu 12/4

6:00 pm-3:10 pm

1 stop15h 10m

Duesseldorf Intl

Tue 12/9

6:15 am-4:59 pm

2 stops16h 44m

$581

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 12/15

6:20 pm-11:40 am

1 stop11h 20m

Duesseldorf Intl

Wed 1/14

10:05 am-3:35 pm

1 stop11h 30m

$586

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 12/15

6:20 pm-11:40 am

1 stop11h 20m

Duesseldorf Intl

Tue 12/23

10:15 am-7:55 pm

1 stop15h 40m

$586

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Sun 11/9

6:20 pm-10:00 pm

1 stop21h 40m

Duesseldorf Intl

Tue 11/18

6:15 am-4:49 pm

2 stops16h 34m

$590

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Fri 2/20

8:30 pm-6:55 pm

1 stop16h 25m

Duesseldorf Intl

Wed 2/25

6:30 am-8:59 pm

2 stops20h 29m

$594

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Wed 12/3

4:30 pm-4:20 pm

2 stops17h 50m

Duesseldorf Intl

Wed 12/10

8:30 am-3:50 pm

1 stop13h 20m

$595

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Mon 12/1

4:34 pm-7:45 pm

2 stops21h 11m

Duesseldorf Intl

Mon 12/8

8:40 pm-3:35 pm

1 stop24h 55m

$627

Washington, D.C.Düsseldorf

IAD - DUS

IADDUS

Washington, D.C. Dulles Intl

Thu 12/4

4:30 pm-3:05 pm

2 stops16h 35m

Duesseldorf Intl

Tue 12/9

10:50 am-8:26 pm

2 stops15h 36m

$627

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 19 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 October 17, 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 July 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 October 23, 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.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Bonn?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Bonn. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Bonn flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 23, 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
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Scandinavian Airlines
7.4
Good
1,535 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,514 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,467 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

7.9

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 15h 10m. American Airlines provides one of the quickest options available for as low as $581. Washington, D.C. Dulles Intl Airport and Bonn are separated by a distance of 3960 mi.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Bonn one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Bonn are Aer Lingus ($398), American Airlines ($428), and Iberia ($428).

  • 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 (77%), Air India (77%), Air Canada (75%).

  • 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 $2,538, our data shows the cheapest flight currently is $386. When looking at the most popular route, (Washington, D.C. Dulles Intl - Duesseldorf Intl), you can expect to pay $527 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 July 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.
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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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$844FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$436Average$808FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$482Average$765FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$535Average$853FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$541Average$647FlexibilityNo cancel feeOn-time77%
KLMCheapest$556Average$911FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$580Average$758FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$640Average$817FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$646Average$932FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$712Average$1,152FlexibilityNo cancel feeOn-time69%

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