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Cheap flights from Phoenix Sky Harbor Intl Airport to Sofia from $514

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Sofia departing on 11/27. 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 Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:00 am - 6:00 pmPHX-SOF
25h 00m2 stops
Multiple Airlines Logo
6:10 am - 7:03 pmSOF-PHX
21h 53m2 stops
$514Multiple Airlines
Find Deal
Thu, Nov 27 - Wed, Dec 10
Multiple Airlines Logo
6:30 pm - 10:45 pmPHX-SOF
43h 15m2 stops
Multiple Airlines Logo
2:25 pm - 11:49 amSOF-PHX
30h 24m2 stops
$534Multiple Airlines
Find Deal
Thu, Nov 27 - Wed, Dec 10
Air Canada Logo
6:30 pm - 6:00 pmPHX-SOF
38h 30m2 stops
Air Canada Logo
6:00 am - 10:30 pmSOF-PHX
25h 30m2 stops
$541Air Canada
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Tue, Nov 25 - Tue, Dec 9
United Airlines Logo
2:30 pm - 10:45 pmPHX-SOF
23h 15m2 stops
United Airlines Logo
6:10 am - 10:57 pmSOF-PHX
25h 47m2 stops
$542United Airlines
Find Deal
Mon, Nov 24 - Wed, Dec 10
United Airlines Logo
6:20 pm - 10:45 pmPHX-SOF
19h 25m2 stops
United Airlines Logo
2:00 pm - 10:01 amSOF-PHX
29h 01m2 stops
$544United Airlines
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Mon, Nov 24 - Sat, Dec 13
Lufthansa Logo
9:05 am - 6:15 pmPHX-SOF
24h 10m2 stops
Lufthansa Logo
6:10 am - 7:03 pmSOF-PHX
21h 53m2 stops
$560Lufthansa
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Fri, Nov 28 - Wed, Dec 10
Lufthansa Logo
9:05 am - 6:15 pmPHX-SOF
24h 10m2 stops
Lufthansa Logo
2:00 pm - 7:47 pmSOF-PHX
38h 47m2 stops
$567Lufthansa
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Fri, Nov 28 - Sun, Dec 7
British Airways Logo
9:05 pm - 1:30 pmPHX-SOF
30h 25m1 stop
British Airways Logo
9:30 pm - 7:00 pmSOF-PHX
31h 30m1 stop
$568British Airways
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Wed, Apr 1 - Wed, Apr 29
British Airways Logo
1:44 pm - 8:40 pmPHX-SOF
20h 56m2 stops
British Airways Logo
9:30 pm - 7:00 pmSOF-PHX
31h 30m1 stop
$612British Airways
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Tue, Mar 31 - Wed, Apr 29
Austrian Airlines Logo
8:30 am - 11:40 amPHX-SOF
17h 10m2 stops
Austrian Airlines Logo
6:55 pm - 5:50 pmSOF-PHX
32h 55m2 stops
$632Austrian Airlines
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Wed, Apr 1 - Mon, Apr 27

British Airways flights from Phoenix Sky Harbor Intl Airport to Sofia

Our best British Airways deals on Phoenix Sky Harbor Intl Airport to Sofia flight tickets
British Airways
Apr 1
PHX9:05 pmPhoenix Sky Harbor Intl
30h 25m
1 stop
SOF1:30 pmSofia
Apr 29
SOF9:30 pmSofia
31h 30m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$568
Find similar
British Airways
Mar 31
PHX1:44 pmPhoenix Sky Harbor Intl
20h 56m
2 stops
SOF8:40 pmSofia
Apr 29
SOF9:30 pmSofia
31h 30m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$612
Find similar
British Airways
Apr 1
PHX9:05 pmPhoenix Sky Harbor Intl
30h 25m
1 stop
SOF1:30 pmSofia
Apr 26
SOF9:10 pmSofia
31h 50m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$618
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Air Canada flights from Phoenix Sky Harbor Intl Airport to Sofia

Our best Air Canada deals on Phoenix Sky Harbor Intl Airport to Sofia flight tickets
Air Canada
Nov 25
PHX6:30 pmPhoenix Sky Harbor Intl
38h 30m
2 stops
SOF6:00 pmSofia
Dec 9
SOF6:00 amSofia
25h 30m
2 stops
PHX10:30 pmPhoenix Sky Harbor Intl
$541
Find similar
Air Canada
Mar 30
PHX7:00 amPhoenix Sky Harbor Intl
25h 40m
2 stops
SOF6:40 pmSofia
Apr 30
SOF6:15 amSofia
39h 22m
2 stops
PHX11:37 amPhoenix Sky Harbor Intl
$580
Find similar
Air Canada
Mar 4
PHX8:00 amPhoenix Sky Harbor Intl
25h 20m
2 stops
SOF6:20 pmSofia
Mar 17
SOF6:00 amSofia
37h 49m
3 stops
PHX10:49 amPhoenix Sky Harbor Intl
$585
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momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to Sofia 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 October 28, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Thu 11/27

8:00 am-6:00 pm

2 stops25h 00m

Sofia

Wed 12/10

6:10 am-7:03 pm

2 stops21h 53m

$514

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Thu 11/27

6:30 pm-10:45 pm

2 stops43h 15m

Sofia

Wed 12/10

2:25 pm-11:49 am

2 stops30h 24m

$534

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 11/25

6:30 pm-6:00 pm

2 stops38h 30m

Sofia

Tue 12/9

6:00 am-10:30 pm

2 stops25h 30m

$541

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 11/24

2:30 pm-10:45 pm

2 stops23h 15m

Sofia

Wed 12/10

6:10 am-10:57 pm

2 stops25h 47m

$542

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 11/24

6:20 pm-10:45 pm

2 stops19h 25m

Sofia

Sat 12/13

2:00 pm-10:01 am

2 stops29h 01m

$544

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Fri 11/28

9:05 am-6:15 pm

2 stops24h 10m

Sofia

Wed 12/10

6:10 am-7:03 pm

2 stops21h 53m

$560

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Fri 11/28

9:05 am-6:15 pm

2 stops24h 10m

Sofia

Sun 12/7

2:00 pm-7:47 pm

2 stops38h 47m

$567

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

9:05 pm-1:30 pm

1 stop30h 25m

Sofia

Wed 4/29

9:30 pm-7:00 pm

1 stop31h 30m

$568

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 3/31

1:44 pm-8:40 pm

2 stops20h 56m

Sofia

Wed 4/29

9:30 pm-7:00 pm

1 stop31h 30m

$612

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

8:30 am-11:40 am

2 stops17h 10m

Sofia

Mon 4/27

6:55 pm-5:50 pm

2 stops32h 55m

$632

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Sofia from

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

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 month to fly to Sofia?

The cheapest month to fly to Sofia from Phoenix Sky Harbor Intl Airport is in March. Flight prices, which tend to average around $685, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Sofia from Phoenix Sky Harbor Intl Airport during September instead. Flights to Sofia in September, while not as cheap as those in March, still average around $732.

What is the cheapest day to depart on your flight to Sofia?

According to our data, Saturday is the cheapest day to fly to Sofia from Phoenix Sky Harbor Intl Airport. The lowest ticket price found for a Saturday departure recently was $940. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Phoenix Sky Harbor Intl Airport to Sofia on a Thursday will generally be more expensive and average around $1,207. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Sofia?

At noon is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Sofia when you can find flight prices for as low as $1,036. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,096 per ticket.

How far in advance should I book a flight to Sofia?

You are more likely to see cheaper flights to Sofia from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $903 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Phoenix Sky Harbor Intl Airport for as low as $747 on momondo.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Sofia flights?

You could potentially save up to 2% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Sofia flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Sofia 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 Sofia (PHX to SOF) flight deals and tips

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

Direct flights

None
There are no direct flights from Phoenix Sky Harbor Intl Airport to Sofia. There are no popular flight routes from Phoenix Sky Harbor Intl Airport to Sofia.
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  • How far is Phoenix Sky Harbor Intl to Sofia by plane?

    The straight-line distance from Phoenix Sky Harbor Intl to Sofia is 6461.3 mi. By plane, this route typically takes 17h 10m.

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

    Prices for flights from Phoenix Sky Harbor Intl Airport to Sofia Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Sofia Airport.

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

    The required travel and health documents for your Sofia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sofia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Phoenix Sky Harbor Intl Airport to Sofia

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Sofia with momondo
Airline
Rating
Free Cancellation
Price
Austrian AirlinesPriceFrom $571Free CancellationRating
7.6
861 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $629Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
LufthansaPriceFrom $649Free CancellationRating
6.8
7,538 reviews
Search Lufthansa flights
American AirlinesPriceFrom $713Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights
KLMPriceFrom $733Free CancellationRating
7.7
1,406 reviews
Search KLM flights
British AirwaysPriceFrom $922Free CancellationRating
6.7
7,483 reviews
Search British Airways flights
Air CanadaPriceFrom $933Free CancellationRating
7.1
10,371 reviews
Search Air Canada flights

Traveling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Bansko
Borovets
Velingrad
Sandanski

Why use momondo?

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

It is quick and easy to find Phoenix to Sofia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sofia that suits you.

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

All flight searches from Phoenix to Sofia on momondo can be filtered to show those which offer flexible booking policies.

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

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 Sofia.

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

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Phoenix and alert you when they change.

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