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Bonn

$374+ Cheap flights from Seattle (SEA) 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FRA
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Seattle to Bonn

Cheapest flights from Seattle to Bonn
Explore the most affordable flight options available from Seattle to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This oojo deal was found by Cheapflights users on 4/9. 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.
Fri 10/23:55 pm
SEA
-
DUS
2 stops34h 55m
Scandinavian Airlines
Mon 10/191:45 pm
DUS
-
SEA
2 stops41h 27m
Scandinavian Airlines
Deal found 4/9$713
This AirNGo deal was found by Cheapflights users on 4/6. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:50 am
SEA
-
DUS
2 stops26h 20m
Air Canada
Tue 5/193:10 pm
DUS
-
SEA
2 stops40h 30m
Air Canada
Deal found 4/6$793
This Booking.com deal was found by Cheapflights users on 4/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/101:07 pm
SEA
-
DUS
2 stops16h 33m
Lufthansa
Tue 5/2611:00 am
DUS
-
SEA
2 stops14h 59m
Lufthansa
Deal found 4/7$800
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:10 pm
SEA
-
DUS
1 stop18h 45m
Lufthansa
Tue 5/196:00 am
DUS
-
SEA
1 stop15h 20m
Lufthansa
Deal found 4/6$802
This Flighttix deal was found by Cheapflights users on 4/6. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:00 am
SEA
-
DUS
2 stops17h 30m
Multiple Airlines
Tue 5/196:00 am
DUS
-
SEA
1 stop15h 20m
Multiple Airlines
Deal found 4/6$804
This Flysmarter deal was found by Cheapflights users on 4/7. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:40 pm
SEA
-
DUS
1 stop18h 10m
Multiple Airlines
Tue 5/2612:25 pm
DUS
-
SEA
1 stop13h 05m
Multiple Airlines
Deal found 4/7$820
This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:50 pm
SEA
-
DUS
1 stop12h 50m
United Airlines
Fri 5/156:10 am
DUS
-
SEA
1 stop15h 10m
United Airlines
Deal found 4/9$848
This Scandinavian Airlines deal was found by Cheapflights users on 4/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:20 am
SEA
-
DUS
2 stops22h 20m
Scandinavian Airlines
Sun 11/19:35 pm
DUS
-
SEA
2 stops30h 30m
Scandinavian Airlines
Deal found 4/9$850
This FlightHub deal was found by Cheapflights users on 4/6. 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.
Tue 4/282:39 pm
SEA
-
DUS
2 stops16h 51m
Lufthansa
Wed 5/1310:40 am
DUS
-
SEA
2 stops15h 19m
Lufthansa
Deal found 4/6$851
This Mytrip deal was found by Cheapflights users on 4/9. 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 5/88:00 am
SEA
-
DUS
2 stops21h 35m
Multiple Airlines
Fri 5/156:10 am
DUS
-
SEA
1 stop15h 10m
Multiple Airlines
Deal found 4/9$854

Find flight deals from Seattle to Bonn

Keep the following information in mind while searching for Seattle to Bonn flight deals. Data was last updated April 10, 2026.

Round-trip from

$713
(oojo)

One-way from

$374
(Mytrip)

Popular in

December

Cheapest in

November

Average price

$620
From Seattle/Tacoma Intl to Bonn
Search Deals
One-way flight from Seattle/Tacoma Intl to Bonn
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 April 10, 2026.
Use the filters below to find and compare flights from Seattle to Bonn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Sun 5/24

7:00 pm-8:25 pm

2 stops16h 25m

Duesseldorf Intl

Sun 5/31

12:35 pm-11:45 am

2 stops32h 10m

$904

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Tue 8/11

1:30 pm-10:50 am

1 stop12h 20m

Duesseldorf Intl

Mon 8/24

2:30 pm-4:27 pm

1 stop34h 57m

$991
Quickest round-trip

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Tue 8/11

1:30 pm-10:50 am

1 stop12h 20m

Duesseldorf Intl

Wed 8/26

6:20 am-11:37 am

1 stop14h 17m

$991

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Wed 8/12

7:00 am-12:40 pm

2 stops20h 40m

Duesseldorf Intl

Wed 8/26

10:00 am-4:59 pm

1 stop15h 59m

$999

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Thu 8/13

7:20 am-10:50 am

2 stops18h 30m

Duesseldorf Intl

Wed 8/26

6:20 am-11:37 am

1 stop14h 17m

$1,054

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Sat 5/9

11:39 am-1:50 pm

2 stops41h 11m

Duesseldorf Intl

Thu 5/14

7:20 am-5:15 pm

1 stop18h 55m

$1,072

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Fri 10/2

3:40 pm-9:30 am

3 stops32h 50m

Duesseldorf Intl

Mon 10/19

6:00 pm-5:10 pm

2 stops32h 10m

$1,081

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Sun 8/16

5:40 pm-9:55 pm

1 stop19h 15m

Duesseldorf Intl

Mon 8/24

9:20 am-6:48 pm

2 stops18h 28m

$1,110

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Thu 5/21

1:30 pm-4:00 pm

1 stop17h 30m

Duesseldorf Intl

Thu 5/28

8:15 am-11:42 am

1 stop12h 27m

$1,241

SeattleDüsseldorf

SEA - DUS

SEADUS

Seattle/Tacoma Intl

Thu 6/25

2:10 pm-1:55 pm

1 stop14h 45m

Duesseldorf Intl

Wed 7/15

9:20 am-11:10 pm

3 stops22h 50m

$1,271

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Seattle to Bonn

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

What is the cheapest month to book a flight from Seattle to Bonn?

Currently, August is the cheapest month in which you can book a flight from Seattle to Bonn (average of $323). Flying from Seattle to Bonn in June is currently the most expensive (average of $666). 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 SEA to BN9?

Find hourly flight availability from Seattle 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 April 10, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Bonn as you normally would.

Weekly flight availability from Seattle to Bonn

Explore weekly flight availability from Seattle 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 April 10, 2026.

The most flights from SEA to BN9 are scheduled on a Thursday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Seattle to Bonn?

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 April 10, 2026.
See what other customers who have flown with Delta,KLM, andLufthansa from Seattle to Bonn have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Comfort

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
8,400 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Comfort

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.
KLM
7.7
Good
1,493 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Comfort

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
7,905 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Comfort

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
7,869 reviews
Delta
7.9
Good
8,400 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Crew

8.5

Comfort

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 Seattle to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Bonn?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Bonn from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Bonn should be relatively easy as there are 0 daily outbound flights to Bonn from 9 different airlines.

  • How long is the flight from Seattle to Bonn?

    Scandinavian Airlines and Air Canada can get you from Seattle to Bonn in just under 34h 55m. Your travel time can differ by up to 3h 45m. Seattle and Bonn are separated by a distance of 4975 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most reliable airlines from Seattle to Bonn?

    Consider Condor (84%), Alaska Airlines (84%) or Air Canada (81%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Bonn.

  • What are the cheapest flights from Seattle to Bonn?

    On average you can expect to pay $1,692 for a flight from Seattle to Bonn. The cheapest flight overall is $411 while the most popular route, (Seattle/Tacoma Intl - Duesseldorf Intl) is currently priced at $713.

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

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

  • How can I find direct flights from Seattle to Bonn?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Bonn?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Bonn (average of $323). Flying from Seattle to Bonn in June is currently the most expensive (average of $666). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Seattle to Bonn

Discover the top 9 airlines that operate flights from Seattle 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 April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$479Average$668FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$535Average$821FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$546Average$905FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$552Average$727FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$552Average$742FlexibilityNo cancel feeOn-time76%
DeltaCheapest$607Average$829FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$608Average$829FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$639Average$879FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$814Average$996FlexibilityNo cancel feeOn-time75%

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