In terms of precipitation, rainfall in Bonn ranges from 1.2 - 3.1 inches per month. July is typically the wettest month, when rainfall can reach 3.1 in. March is typically the driest time to visit Bonn when rainfall is around 1.2 in.

If weather is an important factor for your trip to Bonn, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What are the cheapest flights from Portland to Bonn?

While on average a flight from Portland to Bonn is generally $805, our data shows the cheapest flight currently is $540. When looking at the most popular route, (Portland - Duesseldorf Intl), you can expect to pay $806 for that flight.

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

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

What airport do you fly from for flights from Portland to Bonn?

Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Bonn. 9 airlines have flights from Portland to Bonn on a regular basis. Booking flights from Portland to Bonn should not be difficult; the airport handles an average of 0 outbound flights to Bonn per day.

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

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

How can I find direct flights from Portland to Bonn?

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

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

Yes. Cheapflights offers flight deals from Portland 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.

Find Cheap Flights from Portland to Bonn

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Find flight deals from Portland to Bonn

Popular in	July
Cheapest in	January
Average price	$927

Highest demand for flights based on searches. 23% potential increase in price ($331 potential increase over avg. RT price).

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Cheapest flight prices on average. 7% potential price decrease ($73 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Reviews of airlines servicing Bonn

Read through reviews of airlines operating flights from Portland to Bonn, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,626 reviews

Reviews

1 / 20

4.0

Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay

Delta

7.8

Good

8,626 reviews

Delta

7.8

Good

8,626 reviews

Reviews

1 / 20

4.0

Okay

Jennifer,Sep 2026

ORD - LGA

The flight crew was 30 minutes late to an am flight and then that caused a delay

Related info for your journey

What airport do you fly from for flights from Portland to Bonn?
Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Bonn. 9 airlines have flights from Portland to Bonn on a regular basis. Booking flights from Portland to Bonn should not be difficult; the airport handles an average of 0 outbound flights to Bonn per day.
What are the cheapest flights from Portland to Bonn?
While on average a flight from Portland to Bonn is generally $805, our data shows the cheapest flight currently is $540. When looking at the most popular route, (Portland - Duesseldorf Intl), you can expect to pay $806 for that flight.
Can I find deals for flights from Portland to Bonn that include hotel bookings?
Yes. In addition to deals on Portland to Bonn flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Bonn?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Bonn.
Can I find deals for business class flights from Portland to Bonn?
Yes. Cheapflights offers flight deals from Portland 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.

See more FAQs

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Top 9 airlines flying from Portland to Bonn

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$361	Average$764	FlexibilityNo cancel fee	On-time70%
Icelandair	Cheapest$390	Average$850	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$591	Average$958	FlexibilityNo cancel fee	On-timeN/A
Lufthansa	Cheapest$592	Average$1,068	FlexibilityNo cancel fee	On-time76%
KLM	Cheapest$600	Average$960	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$606	Average$861	FlexibilityNo cancel fee	On-time69%
Condor	Cheapest$688	Average$891	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$727	Average$913	FlexibilityNo cancel fee	On-time67%
Alaska Airlines	Cheapest$880	Average$1,180	FlexibilityNo cancel fee	On-time75%

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Find cheap flights from Portland to Bonn with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Portland to Bonn

Popular in

Cheapest in

Average price

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 3, 2026.

Read through reviews of airlines operating flights from Portland to Bonn, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Portland to Bonn?

What are the cheapest flights from Portland to Bonn?

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

How can I find direct flights from Portland to Bonn?

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

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.

Alternative routes for Portland to Bonn

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Bonn by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Bonn by cabin class

Find flights from Portland to Bonn, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portland and Bonn flights

Browse other Portland and Bonn flight options. Last updated on October 3, 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Portland to Bonn flights

Consider these flights traveling from Portland to Bonn.

Top 9 airlines flying from Portland to Bonn

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Cheap flights from Portland (PDX) to Bonn, Germany

Find cheap flights from Portland to Bonn with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Portland to Bonn

Popular in

Cheapest in

Average price

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 3, 2026.

Read through reviews of airlines operating flights from Portland to Bonn, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Portland to Bonn?

What are the cheapest flights from Portland to Bonn?

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

How can I find direct flights from Portland to Bonn?

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

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.

Alternative routes for Portland to Bonn

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Bonn by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Bonn by cabin class

Find flights from Portland to Bonn, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portland and Bonn flights

Browse other Portland and Bonn flight options. Last updated on October 3, 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Portland to Bonn flights

Consider these flights traveling from Portland to Bonn.

Top 9 airlines flying from Portland to Bonn

100% Free

Book with Flexibility

Travel Smart