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Cheap flights from Phoenix Sky Harbor Intl Airport to Belfast from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Belfast departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Belfast

Cheap round-trip flights

Logo
1:10 pm - 8:55 pmPHX-BFS
23h 45m2 stops
Logo
9:40 am - 9:47 pmBFS-PHX
19h 07m2 stops
$842
Find Deal
Sat, Oct 25 - Sat, Nov 1
Logo
11:20 am - 6:35 pmPHX-BFS
23h 15m2 stops
Logo
6:10 am - 12:23 pmBFS-PHX
38h 13m3 stops
$943
Find Deal
Wed, Sep 17 - Wed, Sep 24

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport 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, momondo users made 832,500 searches. Data last updated August 4, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Sat 10/25

1:10 pm-8:55 pm

2 stops23h 45m

Belfast Intl

Sat 11/1

9:40 am-9:47 pm

2 stops19h 07m

$842

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 9/17

11:20 am-6:35 pm

2 stops23h 15m

Belfast Intl

Wed 9/24

6:10 am-12:23 pm

3 stops38h 13m

$943

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 9/3

7:00 am-10:00 pm

2 stops31h 00m

$354

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Sun 8/31

12:40 pm-3:55 pm

2 stops19h 15m

$380

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 9/3

8:00 am-11:55 pm

3 stops55h 55m

$382

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Sun 8/31

7:10 pm-10:25 am

3 stops55h 15m

$397

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 8/27

11:20 am-4:20 pm

2 stops21h 00m

$452

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 8/27

8:00 am-6:15 pm

3 stops50h 15m

$456

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Wed 9/3

8:40 pm-10:00 pm

1 stop17h 20m

$501

PhoenixBelfast

PHX - BFS

PHXBFS

Phoenix Sky Harbor Intl

Sun 8/31

8:40 pm-9:30 pm

1 stop16h 50m

$664

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Belfast Intl Airport?

The cheapest day to depart on your flight to Belfast Intl Airport is on a Tuesday when prices can be found for as low as $758. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport for around $1,325.

What is the cheapest time of day to depart on your flight to Belfast Intl Airport?

In the morning is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport when you can find flight prices for as low as $663. Flying to Belfast Intl Airport in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Belfast Intl Airport is in the afternoon when prices are around $1,484.

When to book flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Belfast Intl Airport (PHX to BFS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport

Best Price Found

$354

Fastest flight time

16h 50m

Direct flights

None
The best one-way flight to Belfast Intl Airport from Phoenix Sky Harbor Intl Airport in the past 72 hours is $354. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport found on momondo in the last 72 hours is $842.
The fastest flight from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport takes 16h 50m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport. Popular non-direct route for this connection is Phoenix Sky Harbor Intl Airport - Belfast Intl Airport.
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  • How far is Phoenix Sky Harbor Intl to Belfast Intl by plane?

    A flight from Phoenix Sky Harbor Intl to Belfast Intl will travel around 4933.2 mi. 23h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport.

  • What documentation or ID do you need to fly to Belfast Intl Airport?

    The necessary travel and health documents for your Belfast Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Belfast Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $714Free CancellationRating
6.6
7,233 reviews
Search British Airways flights

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newry
Armagh
Cookstown
Dungannon

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Belfast?

Finding the right flight to Belfast from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belfast quick and easy, saving you time and money.

Can I find flights from Phoenix to Belfast with flexible booking policies on momondo?

Flights from Phoenix to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Phoenix to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to Belfast.

I’m not ready to book a flight from Phoenix to Belfast right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Phoenix to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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