What airlines fly to Sofia?

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Sofia from Phoenix according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 7 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Phoenix to Sofia Airport?

Prices for flights from Phoenix to Sofia Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Phoenix to Sofia Airport?

As of November 2025, there are 7 operators available to choose from for flights from Phoenix to Sofia Airport.

How old do you have to be to fly from Phoenix to Sofia Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix 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.

$582 Cheap Flights from Phoenix to Sofia in 2025/26

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Find the cheapest flights from Phoenix to Sofia

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One-way

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Cheap round-trip flights

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1:40 pm - 11:10 pmPHX-SOF

23h 30m2 stops

2:00 pm - 11:24 pmSOF-PHX

19h 24m2 stops

$582Lufthansa

Find Deal

Wed, Apr 1 - Wed, Apr 29

9:05 pm - 1:30 pmPHX-SOF

30h 25m1 stop

9:30 pm - 7:00 pmSOF-PHX

31h 30m1 stop

$583British Airways

Find Deal

Wed, Apr 1 - Wed, Apr 29

1:40 pm - 6:40 pmPHX-SOF

19h 00m2 stops

6:20 am - 8:20 pmSOF-PHX

24h 00m3 stops

$593United Airlines

Find Deal

Wed, Apr 1 - Wed, Apr 29

9:05 pm - 1:30 pmPHX-SOF

30h 25m1 stop

9:10 pm - 7:00 pmSOF-PHX

31h 50m1 stop

$633British Airways

Find Deal

Wed, Apr 1 - Sun, Apr 5

1:40 pm - 6:40 pmPHX-SOF

19h 00m2 stops

6:10 am - 7:01 pmSOF-PHX

22h 51m2 stops

$644Lufthansa

Find Deal

Wed, Apr 1 - Sun, Apr 5

2:30 pm - 10:45 pmPHX-SOF

23h 15m2 stops

3:00 pm - 9:59 pmSOF-PHX

39h 59m2 stops

$646Multiple Airlines

Find Deal

Fri, Nov 28 - Mon, Dec 8

10:15 am - 2:00 pmPHX-SOF

17h 45m2 stops

7:00 am - 7:48 pmSOF-PHX

22h 48m2 stops

$649KLM

Find Deal

Wed, Apr 1 - Sun, Apr 5

9:05 pm - 1:30 pmPHX-SOF

30h 25m1 stop

9:10 pm - 7:00 pmSOF-PHX

31h 50m1 stop

$657British Airways

Find Deal

Wed, Apr 1 - Sun, Apr 5

10:30 am - 6:40 pmPHX-SOF

22h 10m3 stops

8:00 am - 11:24 pmSOF-PHX

25h 24m2 stops

$661United Airlines

Find Deal

Wed, Apr 1 - Sun, Apr 5

11:30 pm - 8:45 amPHX-SOF

23h 15m2 stops

9:05 pm - 10:35 pmSOF-PHX

35h 30m2 stops

$804Turkish Airlines

Find Deal

Mon, May 4 - Mon, May 18

British Airways flights from Phoenix to Sofia

Our best British Airways deals on Phoenix 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

$583

Find similar

British Airways

Apr 1

PHX9:05 pmPhoenix Sky Harbor Intl

30h 25m

1 stop

SOF1:30 pmSofia

Apr 5

SOF9:10 pmSofia

31h 50m

1 stop

PHX7:00 pmPhoenix Sky Harbor Intl

$633

Find similar

British Airways

Apr 1

PHX9:05 pmPhoenix Sky Harbor Intl

30h 25m

1 stop

SOF1:30 pmSofia

Apr 5

SOF9:10 pmSofia

31h 50m

1 stop

PHX7:00 pmPhoenix Sky Harbor Intl

$657

Find similar

Lufthansa flights from Phoenix to Sofia

Our best Lufthansa deals on Phoenix to Sofia flight tickets

Lufthansa

Apr 1

PHX1:40 pmPhoenix Sky Harbor Intl

23h 30m

2 stops

SOF11:10 pmSofia

Apr 29

SOF2:00 pmSofia

19h 24m

2 stops

PHX11:24 pmPhoenix Sky Harbor Intl

$582

Find similar

Lufthansa

Apr 1

PHX1:40 pmPhoenix Sky Harbor Intl

19h 00m

2 stops

SOF6:40 pmSofia

Apr 5

SOF6:10 amSofia

22h 51m

2 stops

PHX7:01 pmPhoenix Sky Harbor Intl

$644

Find similar

Lufthansa

May 4

PHX2:55 pmPhoenix Sky Harbor Intl

17h 45m

2 stops

SOF6:40 pmSofia

May 18

SOF12:50 pmSofia

41h 24m

2 stops

PHX8:14 pmPhoenix Sky Harbor Intl

$681

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

1:40 pm-11:10 pm

2 stops23h 30m

Sofia

Wed 4/29

2:00 pm-11:24 pm

2 stops19h 24m

$582

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

$583

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

1:40 pm-6:40 pm

2 stops19h 00m

Sofia

Wed 4/29

6:20 am-8:20 pm

3 stops24h 00m

$593

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

9:05 pm-1:30 pm

1 stop30h 25m

Sofia

Sun 4/5

9:10 pm-7:00 pm

1 stop31h 50m

$633

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

1:40 pm-6:40 pm

2 stops19h 00m

Sofia

Sun 4/5

6:10 am-7:01 pm

2 stops22h 51m

$644

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Fri 11/28

2:30 pm-10:45 pm

2 stops23h 15m

Sofia

Mon 12/8

3:00 pm-9:59 pm

2 stops39h 59m

$646

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

10:15 am-2:00 pm

2 stops17h 45m

Sofia

Sun 4/5

7:00 am-7:48 pm

2 stops22h 48m

$649

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

9:05 pm-1:30 pm

1 stop30h 25m

Sofia

Sun 4/5

9:10 pm-7:00 pm

1 stop31h 50m

$657

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

10:30 am-6:40 pm

3 stops22h 10m

Sofia

Sun 4/5

8:00 am-11:24 pm

2 stops25h 24m

$661

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 5/4

11:30 pm-8:45 am

2 stops23h 15m

Sofia

Mon 5/18

9:05 pm-10:35 pm

2 stops35h 30m

$804

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Phoenix 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

Prices

Airlines

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Phoenix 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 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. 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 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 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 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 for as low as $747 on momondo.

Cheap Phoenix to Sofia flight deals and tips

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

Direct flights	None

There are no direct flights from Phoenix to Sofia. There are no popular flight routes from Phoenix to Sofia.

Search flight deals

How far is Phoenix to Sofia by plane?
A flight from Phoenix to Sofia will travel around 6462.8 mi. A reasonable flight in good conditions will take 17h 30m.
When did momondo last update prices for flights from Phoenix to Sofia Airport?
Prices for flights from Phoenix to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Phoenix to Sofia Airport?
As of November 2025, there are 7 operators available to choose from for flights from Phoenix to Sofia Airport.
How old do you have to be to fly from Phoenix to Sofia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix 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.

Best airlines flying from Phoenix to Sofia

Compare and see reviews for airlines that fly from Phoenix to Sofia with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom $571	Free Cancellation	Rating 7.6 864 reviews	Search Austrian Airlines flights
United Airlines	PriceFrom $629	Free Cancellation	Rating 7.4 9,004 reviews	Search United Airlines flights
Lufthansa	PriceFrom $649	Free Cancellation	Rating 6.8 7,555 reviews	Search Lufthansa flights
American Airlines	PriceFrom $713	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
KLM	PriceFrom $733	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
British Airways	PriceFrom $922	Free Cancellation	Rating 6.7 7,496 reviews	Search British Airways flights
Air Canada	PriceFrom $933	Free Cancellation	Rating 7.1 10,409 reviews	Search Air Canada flights

Bansko

Borovets

Velingrad

Sandanski

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to Sofia. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Phoenix to Sofia flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sofia from Phoenix. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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