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

United Airlines is the most popular carrier operating from Phoenix to Sofia

What airlines fly to Sofia?

United Airlines, British Airways and Lufthansa 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 48% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 5 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 April 2026, there are 5 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.

$465 Cheap Flights from Phoenix to Sofia in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,427 to $914. The lowest price recently found on this route was $754.

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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.

9:08 am - 11:15 pm

PHX

SOF

28h 07m

2 stops

6:10 am - 8:45 pm

SOF

PHX

24h 35m

2 stops

$754United Airlines

Tue, Jul 28 - Fri, Aug 21

12:00 pm - 12:10 pm

PHX

SOF

38h 10m

2 stops

6:20 am - 11:56 am

SOF

PHX

39h 36m

2 stops

$777Air Canada

Sun, Oct 11 - Wed, Oct 21

8:45 am - 2:00 pm

PHX

SOF

19h 15m

2 stops

7:00 am - 7:34 pm

SOF

PHX

22h 34m

2 stops

$780Multiple Airlines

Sun, Oct 11 - Tue, Oct 20

12:00 pm - 12:10 pm

PHX

SOF

38h 10m

2 stops

6:10 am - 7:16 pm

SOF

PHX

47h 06m

2 stops

$781Air Canada

Sat, Oct 10 - Fri, Oct 16

11:15 am - 6:05 pm

PHX

SOF

20h 50m

2 stops

6:10 am - 5:51 pm

SOF

PHX

21h 41m

2 stops

$782Lufthansa

Wed, Aug 26 - Tue, Oct 6

8:30 am - 6:40 pm

PHX

SOF

24h 10m

2 stops

6:10 am - 7:20 pm

SOF

PHX

23h 10m

3 stops

$783United Airlines

Wed, Aug 26 - Tue, Oct 6

1:31 pm - 11:15 pm

PHX

SOF

23h 44m

2 stops

12:55 pm - 10:09 pm

SOF

PHX

19h 14m

2 stops

$784United Airlines

Mon, Oct 12 - Wed, Oct 21

6:59 pm - 11:15 pm

PHX

SOF

42h 16m

2 stops

6:10 am - 10:51 pm

SOF

PHX

26h 41m

2 stops

$790United Airlines

Sun, Jul 26 - Tue, Sep 8

10:26 am - 6:40 pm

PHX

SOF

22h 14m

2 stops

7:25 pm - 5:07 pm

SOF

PHX

31h 42m

2 stops

$795Lufthansa

Mon, Oct 12 - Mon, Oct 19

12:00 pm - 12:10 pm

PHX

SOF

38h 10m

2 stops

12:55 pm - 11:01 am

SOF

PHX

56h 06m

2 stops

$797Air Canada

Sat, Oct 10 - Mon, Oct 19

British Airways flights from Phoenix to Sofia

Our best British Airways deals on Phoenix to Sofia flight tickets

British Airways

Oct 14

PHX9:10 pmPhoenix Sky Harbor Intl

30h 15m

1 stop

SOF1:25 pmSofia

Oct 19

SOF8:10 pmSofia

32h 55m

1 stop

PHX7:05 pmPhoenix Sky Harbor Intl

$824

British Airways

Oct 9

PHX9:10 pmPhoenix Sky Harbor Intl

37h 00m

1 stop

SOF8:10 pmSofia

Oct 21

SOF9:25 pmSofia

31h 40m

1 stop

PHX7:05 pmPhoenix Sky Harbor Intl

$844

British Airways

Oct 12

PHX4:35 pmPhoenix Sky Harbor Intl

41h 55m

2 stops

SOF8:30 pmSofia

Oct 19

SOF8:10 pmSofia

32h 55m

1 stop

PHX7:05 pmPhoenix Sky Harbor Intl

$866

Lufthansa flights from Phoenix to Sofia

Our best Lufthansa deals on Phoenix to Sofia flight tickets

Lufthansa

Aug 26

PHX11:15 amPhoenix Sky Harbor Intl

20h 50m

2 stops

SOF6:05 pmSofia

Oct 6

SOF6:10 amSofia

21h 41m

2 stops

PHX5:51 pmPhoenix Sky Harbor Intl

$782

Lufthansa

Oct 12

PHX10:26 amPhoenix Sky Harbor Intl

22h 14m

2 stops

SOF6:40 pmSofia

Oct 19

SOF7:25 pmSofia

31h 42m

2 stops

PHX5:07 pmPhoenix Sky Harbor Intl

$795

Lufthansa

Oct 14

PHX10:26 amPhoenix Sky Harbor Intl

26h 49m

2 stops

SOF11:15 pmSofia

Oct 19

SOF12:55 pmSofia

38h 12m

2 stops

PHX5:07 pmPhoenix Sky Harbor Intl

$800

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 7/28

9:08 am-11:15 pm

2 stops28h 07m

Sofia

Fri 8/21

6:10 am-8:45 pm

2 stops24h 35m

$754

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 10/11

12:00 pm-12:10 pm

2 stops38h 10m

Sofia

Wed 10/21

6:20 am-11:56 am

2 stops39h 36m

$777

Quickest round-trip

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 10/11

8:45 am-2:00 pm

2 stops19h 15m

Sofia

Tue 10/20

7:00 am-7:34 pm

2 stops22h 34m

$780

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 10/10

12:00 pm-12:10 pm

2 stops38h 10m

Sofia

Fri 10/16

6:10 am-7:16 pm

2 stops47h 06m

$781

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 8/26

11:15 am-6:05 pm

2 stops20h 50m

Sofia

Tue 10/6

6:10 am-5:51 pm

2 stops21h 41m

$782

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 8/26

8:30 am-6:40 pm

2 stops24h 10m

Sofia

Tue 10/6

6:10 am-7:20 pm

3 stops23h 10m

$783

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 10/12

1:31 pm-11:15 pm

2 stops23h 44m

Sofia

Wed 10/21

12:55 pm-10:09 pm

2 stops19h 14m

$784

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 7/26

6:59 pm-11:15 pm

2 stops42h 16m

Sofia

Tue 9/8

6:10 am-10:51 pm

2 stops26h 41m

$790

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 10/12

10:26 am-6:40 pm

2 stops22h 14m

Sofia

Mon 10/19

7:25 pm-5:07 pm

2 stops31h 42m

$795

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 10/10

12:00 pm-12:10 pm

2 stops38h 10m

Sofia

Mon 10/19

12:55 pm-11:01 am

2 stops56h 06m

$797

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?

What is the cheapest month to fly to Sofia?

The cheapest month to fly to Sofia from Phoenix is in April. Flight prices, which tend to average around $495, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Sofia from Phoenix during October instead. Flights to Sofia in October, while not as cheap as those in April, still average around $548.

How far in advance should I book a flight from Phoenix 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 $801 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 $629 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

Fastest flight time	18h 50m
Direct flights	None

The fastest flight from Phoenix to Sofia takes 18h 50m

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 18h 50m.
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 April 2026, there are 5 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 7.6 913 reviews	Search Austrian Airlines flights
Lufthansa	PriceFrom $601	Free Cancellation	Rating 6.8 7,962 reviews	Search Lufthansa flights
United Airlines	PriceFrom $607	Free Cancellation	Rating 7.4 9,677 reviews	Search United Airlines flights
British Airways	PriceFrom $670	Free Cancellation	Rating 6.7 7,937 reviews	Search British Airways flights
American Airlines	PriceFrom $1,132	Free Cancellation	Rating 7.1 11,682 reviews	Search American Airlines 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 $465

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 7/4. 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?

How far in advance should I book a flight from Phoenix 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

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

Fastest flight time

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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Cabin classes currently available on flights to Sofia

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

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