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 60% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 3 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Phoenix to Sofia?

United Airlines and British Airways are the most popular carriers operating from Phoenix to Sofia

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 July 2026, there are 3 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.

$333 Cheap Flights from Phoenix to Sofia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix to Sofia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:05 pm - 6:20 pm

PHX

SOF

17h 15m

2 stops

6:25 am - 7:16 pm

SOF

PHX

21h 51m

2 stops

$776Lufthansa

Fri, Oct 30 - Fri, Nov 6

4:05 pm - 6:10 pm

PHX

SOF

17h 05m

2 stops

2:05 pm - 7:02 pm

SOF

PHX

37h 57m

2 stops

$795Lufthansa

Fri, Oct 30 - Fri, Nov 6

12:00 pm - 12:10 pm

PHX

SOF

38h 10m

2 stops

6:25 am - 9:59 pm

SOF

PHX

24h 34m

2 stops

$803Lufthansa

Sat, Oct 17 - Wed, Nov 4

10:05 pm - 7:20 pm

PHX

SOF

35h 15m

2 stops

9:05 pm - 5:15 pm

SOF

PHX

29h 10m

1 stop

$840British Airways

Sat, Oct 17 - Wed, Nov 4

6:20 am - 6:40 pm

PHX

SOF

26h 20m

2 stops

6:30 am - 3:53 pm

SOF

PHX

19h 23m

2 stops

$846United Airlines

Wed, Sep 2 - Thu, Sep 10

8:55 am - 6:40 pm

PHX

SOF

23h 45m

2 stops

3:40 pm - 11:09 pm

SOF

PHX

41h 29m

2 stops

$848Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

8:55 am - 6:40 pm

PHX

SOF

23h 45m

2 stops

6:30 am - 8:30 pm

SOF

PHX

24h 00m

2 stops

$851Lufthansa

Tue, Sep 1 - Thu, Sep 10

9:10 pm - 7:20 pm

PHX

SOF

36h 10m

1 stop

9:05 pm - 5:15 pm

SOF

PHX

29h 10m

1 stop

$855British Airways

Sat, Oct 17 - Wed, Nov 4

6:00 am - 1:05 pm

PHX

SOF

21h 05m

3 stops

6:10 am - 6:14 pm

SOF

PHX

22h 04m

2 stops

$858United Airlines

Tue, Sep 1 - Tue, Sep 8

9:00 am - 12:10 pm

PHX

SOF

17h 10m

2 stops

1:05 pm - 9:37 pm

SOF

PHX

42h 32m

2 stops

$866Multiple Airlines

Mon, Aug 31 - Tue, Sep 8

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United Airlines flights from Phoenix to Sofia

Our best United Airlines deals on Phoenix to Sofia flight tickets

United Airlines

Sep 2

PHX6:20 amPhoenix Sky Harbor Intl

26h 20m

2 stops

SOF6:40 pmSofia

Sep 10

SOF6:30 amSofia

19h 23m

2 stops

PHX3:53 pmPhoenix Sky Harbor Intl

$846

United Airlines

Sep 1

PHX6:00 amPhoenix Sky Harbor Intl

21h 05m

3 stops

SOF1:05 pmSofia

Sep 8

SOF6:10 amSofia

22h 04m

2 stops

PHX6:14 pmPhoenix Sky Harbor Intl

$858

United Airlines

Aug 31

PHX6:00 amPhoenix Sky Harbor Intl

20h 10m

3 stops

SOF12:10 pmSofia

Sep 10

SOF6:30 amSofia

19h 23m

2 stops

PHX3:53 pmPhoenix Sky Harbor Intl

$876

SWISS flights from Phoenix to Sofia

Our best SWISS deals on Phoenix to Sofia flight tickets

SWISS

Aug 30

PHX6:20 amPhoenix Sky Harbor Intl

22h 35m

2 stops

SOF2:55 pmSofia

Sep 7

SOF3:40 pmSofia

41h 29m

2 stops

PHX11:09 pmPhoenix Sky Harbor Intl

$884

SWISS

Aug 31

PHX6:20 amPhoenix Sky Harbor Intl

42h 00m

2 stops

SOF10:20 amSofia

Sep 7

SOF3:40 pmSofia

41h 29m

2 stops

PHX11:09 pmPhoenix Sky Harbor Intl

$935

SWISS

Aug 30

PHX6:20 amPhoenix Sky Harbor Intl

43h 55m

2 stops

SOF12:15 pmSofia

Sep 5

SOF1:45 pmSofia

42h 36m

2 stops

PHX10:21 pmPhoenix Sky Harbor Intl

$944

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Fri 10/30

4:05 pm-6:20 pm

2 stops17h 15m

Sofia

Fri 11/6

6:25 am-7:16 pm

2 stops21h 51m

$776

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Fri 10/30

4:05 pm-6:10 pm

2 stops17h 05m

Sofia

Fri 11/6

2:05 pm-7:02 pm

2 stops37h 57m

$795

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 10/17

12:00 pm-12:10 pm

2 stops38h 10m

Sofia

Wed 11/4

6:25 am-9:59 pm

2 stops24h 34m

$803

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 10/17

10:05 pm-7:20 pm

2 stops35h 15m

Sofia

Wed 11/4

9:05 pm-5:15 pm

1 stop29h 10m

$840

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 9/2

6:20 am-6:40 pm

2 stops26h 20m

Sofia

Thu 9/10

6:30 am-3:53 pm

2 stops19h 23m

$846

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 9/1

8:55 am-6:40 pm

2 stops23h 45m

Sofia

Mon 9/7

3:40 pm-11:09 pm

2 stops41h 29m

$848

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 9/1

8:55 am-6:40 pm

2 stops23h 45m

Sofia

Thu 9/10

6:30 am-8:30 pm

2 stops24h 00m

$851

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 10/17

9:10 pm-7:20 pm

1 stop36h 10m

Sofia

Wed 11/4

9:05 pm-5:15 pm

1 stop29h 10m

$855

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 9/1

6:00 am-1:05 pm

3 stops21h 05m

Sofia

Tue 9/8

6:10 am-6:14 pm

2 stops22h 04m

$858

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 8/31

9:00 am-12:10 pm

2 stops17h 10m

Sofia

Tue 9/8

1:05 pm-9:37 pm

2 stops42h 32m

$866

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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 typical price of a round-trip flight between Phoenix and Sofia?

Prices are currently typical for flights on this route.

Typical prices usually range from $766 to $936.
The lowest price recently found on this route was $776.

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 $567, 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 November instead. Flights to Sofia in November, while not as cheap as those in March, still average around $568.

Cheap Phoenix to Sofia flight deals and tips

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

Fastest flight time	17h 15m
Direct flights	None

The fastest flight from Phoenix to Sofia takes 17h 15m

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

Search flight deals

Frequently asked questions about flying from Phoenix to Sofia

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 15m.
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 July 2026, there are 3 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
United Airlines	PriceFrom $607	Free Cancellation	Rating 7.4 10,033 reviews	Search United Airlines flights
Lufthansa	PriceFrom $617	Free Cancellation	Rating 6.8 8,157 reviews	Search Lufthansa flights
British Airways	PriceFrom $639	Free Cancellation	Rating 6.7 8,131 reviews	Search British Airways 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.

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Cheap flights from Phoenix to Sofia from $333

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 to Sofia departing on 1/12. 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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How to get the cheapest flight ticket from Phoenix to Sofia

What is the typical price of a round-trip flight between Phoenix and Sofia?

What is the cheapest month to fly to Sofia?

What is the cheapest airline that flies from Phoenix to Sofia?

What airlines fly to Sofia?

Cheap Phoenix to Sofia flight deals and tips

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Direct flights

Frequently asked questions about flying from Phoenix to Sofia

Best airlines flying from Phoenix to Sofia

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

Traveling to a place near Sofia?

Why use momondo?

An easier way to manage your Sofia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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Fly your favorite airline to Sofia

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List of cabin classes available on flights landing in Sofia. Availability may vary depending on flight origin and airline.

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