$890 Cheap Flights from Cologne (CGN) to Phoenix (PHX)

View $890 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Cologne - Bonn Airport (CGN) to Phoenix Sky Harbor Intl. Airport (PHX)

Cheap Flights from Cologne to Phoenix (CGN-PHX)

Prices were available within the past 7 days and start at $890 for one-way flights and $618 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Oct 1 - Wed, Oct 8
CGN
Cologne
PHX
Phoenix
$618 Roundtrip, found 4 days ago
$618
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Oct 1 from Cologne to Phoenix, returning Wed, Oct 8, priced at $618 found 4 days ago
British Airways
Wed, Oct 1 - Wed, Oct 8
CGN
Cologne
PHX
Phoenix
$623 Roundtrip, found 4 days ago
$623
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Oct 1 from Cologne to Phoenix, returning Wed, Oct 8, priced at $623 found 4 days ago
British Airways
Wed, Oct 29 - Mon, Nov 3
CGN
Cologne
PHX
Phoenix
$633 Roundtrip, found 4 days ago
$633
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Oct 29 from Cologne to Phoenix, returning Mon, Nov 3, priced at $633 found 4 days ago
Air Canada
Wed, Oct 29 - Mon, Nov 3
CGN
Cologne
PHX
Phoenix
$649 Roundtrip, found 4 days ago
$649
Roundtrip
found 4 days ago
Select Air Canada flight, departing Wed, Oct 29 from Cologne to Phoenix, returning Mon, Nov 3, priced at $649 found 4 days ago
British Airways
Wed, Oct 29 - Mon, Nov 3
CGN
Cologne
PHX
Phoenix
$654 Roundtrip, found 4 days ago
$654
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Oct 29 from Cologne to Phoenix, returning Mon, Nov 3, priced at $654 found 4 days ago
British Airways
Wed, Oct 29 - Mon, Nov 3
CGN
Cologne
PHX
Phoenix
$656 Roundtrip, found 4 days ago
$656
Roundtrip
found 4 days ago
Select British Airways flight, departing Wed, Oct 29 from Cologne to Phoenix, returning Mon, Nov 3, priced at $656 found 4 days ago
British Airways
Fri, Sep 12 - Wed, Sep 17
CGN
Cologne
PHX
Phoenix
$665 Roundtrip, found 6 days ago
$665
Roundtrip
found 6 days ago
Select British Airways flight, departing Fri, Sep 12 from Cologne to Phoenix, returning Wed, Sep 17, priced at $665 found 6 days ago
Lufthansa
Sat, Sep 6 - Sat, Sep 20
CGN
Cologne
PHX
Phoenix
$688 Roundtrip, found 3 days ago
$688
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Sat, Sep 6 from Cologne to Phoenix, returning Sat, Sep 20, priced at $688 found 3 days ago
Austrian Airlines
Wed, Apr 1 - Wed, Apr 8
CGN
Cologne
PHX
Phoenix
$730 Roundtrip, found 2 days ago
$730
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Wed, Apr 1 from Cologne to Phoenix, returning Wed, Apr 8, priced at $730 found 2 days ago
Swiss International Air Lines
Sat, Sep 6 - Sat, Sep 20
CGN
Cologne
PHX
Phoenix
$956 Roundtrip, found 3 days ago
$956
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sat, Sep 6 from Cologne to Phoenix, returning Sat, Sep 20, priced at $956 found 3 days ago
Flights from Cologne (CGN) to Phoenix (PHX)
Origin airport
Cologne - Bonn
Destination airport
Sky Harbor Intl.
Roundtrip price
$618
Distance
5536 mi

Cologne to Phoenix Flights

The cheapest times to fly from Cologne to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cologne to Phoenix are during the month of October. You can find some of the cheapest flights from Cologne to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cologne to Phoenix

Sunday is one of the best days to book for cheap flights from Cologne to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cologne to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cologne to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $890 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cologne to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cologne to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX) cost?
Lock in a cheap one-way flight from $890 or cheap return flight from $618 from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX)?
Planning your getaway for October is a good way to save, as it's the cheapest month for flights between CGN and PHX. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from CGN to PHX. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX)?
You'll have to book a flight with a layover if you're traveling from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from CGN to PHX?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX)?
Opt for a flight from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX) that takes off before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX) last-minute?
Waiting until right before your break to book a ticket from CGN to PHX often results in higher prices. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book a CGN to PHX flight and hotel package?
Compared with arranging hotels and flights separately, booking a CGN to PHX flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cologne - Bonn Airport (CGN) to Sky Harbor Intl. Airport (PHX)?
In most cases, you can modify or cancel your CGN to PHX flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.