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Cheap flights from Phoenix to Sofia from $728

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 to Sofia departing on 4/27. 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 to Sofia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:00 am - 12:05 pm
PHX
-
SOF
17h 05m2 stops
Lufthansa Logo
11:50 am - 11:55 pm
SOF
-
PHX
22h 05m2 stops
$728Lufthansa
Mon, Apr 27 - Wed, May 6
Air Canada Logo
8:00 am - 6:40 pm
PHX
-
SOF
24h 40m2 stops
Air Canada Logo
6:10 am - 11:55 am
SOF
-
PHX
39h 45m2 stops
$734Air Canada
Mon, Apr 27 - Thu, May 7
Air Canada Logo
8:00 am - 6:40 pm
PHX
-
SOF
24h 40m2 stops
Air Canada Logo
6:20 am - 11:10 am
SOF
-
PHX
38h 50m2 stops
$740Air Canada
Mon, Apr 27 - Fri, May 8
Lufthansa Logo
1:38 pm - 6:00 pm
PHX
-
SOF
18h 22m2 stops
Lufthansa Logo
2:00 pm - 11:55 pm
SOF
-
PHX
19h 55m2 stops
$742Lufthansa
Tue, Apr 28 - Tue, May 5
United Airlines Logo
8:30 am - 11:10 pm
PHX
-
SOF
28h 40m2 stops
United Airlines Logo
6:10 am - 10:15 pm
SOF
-
PHX
26h 05m2 stops
$745United Airlines
Sun, Apr 26 - Tue, May 5
SWISS Logo
7:10 am - 10:05 am
PHX
-
SOF
40h 55m2 stops
SWISS Logo
3:30 pm - 10:15 pm
SOF
-
PHX
40h 45m2 stops
$748SWISS
Tue, Apr 28 - Mon, May 4
Air Canada Logo
8:00 am - 6:40 pm
PHX
-
SOF
24h 40m2 stops
Air Canada Logo
2:00 pm - 11:55 am
SOF
-
PHX
55h 55m2 stops
$754Air Canada
Mon, Apr 27 - Mon, May 4
Lufthansa Logo
1:38 pm - 12:05 pm
PHX
-
SOF
36h 27m2 stops
Lufthansa Logo
6:10 am - 10:15 pm
SOF
-
PHX
26h 05m2 stops
$758Lufthansa
Sat, Apr 25 - Tue, May 5
Lufthansa Logo
8:30 am - 11:10 pm
PHX
-
SOF
28h 40m2 stops
Lufthansa Logo
7:25 pm - 4:53 pm
SOF
-
PHX
31h 28m2 stops
$762Lufthansa
Sun, Apr 26 - Mon, May 4
United Airlines Logo
5:55 pm - 11:05 am
PHX
-
SOF
31h 10m2 stops
United Airlines Logo
6:10 am - 3:18 pm
SOF
-
PHX
19h 08m2 stops
$764United Airlines
Sat, Apr 25 - Thu, May 7

United Airlines flights from Phoenix to Sofia

Our best United Airlines deals on Phoenix to Sofia flight tickets
United Airlines
Apr 26
PHX8:30 amPhoenix Sky Harbor Intl
28h 40m
2 stops
SOF11:10 pmSofia
May 5
SOF6:10 amSofia
26h 05m
2 stops
PHX10:15 pmPhoenix Sky Harbor Intl
$745
Find similar
United Airlines
Apr 25
PHX5:55 pmPhoenix Sky Harbor Intl
31h 10m
2 stops
SOF11:05 amSofia
May 7
SOF6:10 amSofia
19h 08m
2 stops
PHX3:18 pmPhoenix Sky Harbor Intl
$764
Find similar
United Airlines
Apr 28
PHX4:45 pmPhoenix Sky Harbor Intl
20h 25m
2 stops
SOF11:10 pmSofia
May 9
SOF6:10 amSofia
20h 43m
2 stops
PHX4:53 pmPhoenix Sky Harbor Intl
$797
Find similar

British Airways flights from Phoenix to Sofia

Our best British Airways deals on Phoenix to Sofia flight tickets
British Airways
Apr 25
PHX9:05 pmPhoenix Sky Harbor Intl
36h 05m
1 stop
SOF7:10 pmSofia
May 4
SOF8:00 pmSofia
33h 00m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$778
Find similar
British Airways
Apr 29
PHX9:05 pmPhoenix Sky Harbor Intl
30h 25m
1 stop
SOF1:30 pmSofia
May 4
SOF8:00 pmSofia
33h 00m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$803
Find similar
British Airways
Apr 26
PHX1:46 pmPhoenix Sky Harbor Intl
19h 24m
2 stops
SOF7:10 pmSofia
May 6
SOF9:30 pmSofia
31h 30m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$811
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix 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 December 11, 2025.
Use the filters below to find and compare flights from Phoenix to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 4/27

9:00 am-12:05 pm

2 stops17h 05m

Sofia

Wed 5/6

11:50 am-11:55 pm

2 stops22h 05m

$728

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 4/27

8:00 am-6:40 pm

2 stops24h 40m

Sofia

Thu 5/7

6:10 am-11:55 am

2 stops39h 45m

$734

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 4/27

8:00 am-6:40 pm

2 stops24h 40m

Sofia

Fri 5/8

6:20 am-11:10 am

2 stops38h 50m

$740

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 4/28

1:38 pm-6:00 pm

2 stops18h 22m

Sofia

Tue 5/5

2:00 pm-11:55 pm

2 stops19h 55m

$742

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 4/26

8:30 am-11:10 pm

2 stops28h 40m

Sofia

Tue 5/5

6:10 am-10:15 pm

2 stops26h 05m

$745

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 4/28

7:10 am-10:05 am

2 stops40h 55m

Sofia

Mon 5/4

3:30 pm-10:15 pm

2 stops40h 45m

$748

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 4/27

8:00 am-6:40 pm

2 stops24h 40m

Sofia

Mon 5/4

2:00 pm-11:55 am

2 stops55h 55m

$754

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 4/25

1:38 pm-12:05 pm

2 stops36h 27m

Sofia

Tue 5/5

6:10 am-10:15 pm

2 stops26h 05m

$758

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 4/26

8:30 am-11:10 pm

2 stops28h 40m

Sofia

Mon 5/4

7:25 pm-4:53 pm

2 stops31h 28m

$762

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sat 4/25

5:55 pm-11:05 am

2 stops31h 10m

Sofia

Thu 5/7

6:10 am-3:18 pm

2 stops19h 08m

$764

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Sofia from

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

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 $947 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

Fastest flight time

21h 09m

Direct flights

None
The fastest flight from Phoenix to Sofia takes 21h 09m
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 21h 09m.

  • 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?

  • 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 AirlinesPriceFrom $571Free CancellationRating
7.6
879 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $629Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
LufthansaPriceFrom $643Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights
American AirlinesPriceFrom $713Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
KLMPriceFrom $733Free CancellationRating
7.7
1,432 reviews
Search KLM flights
British AirwaysPriceFrom $922Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
Air CanadaPriceFrom $933Free CancellationRating
7.1
10,517 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?

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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Fly your favorite airline to Sofia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
Lufthansa
British Airways
American Airlines
Austrian Airlines
Air Canada
KLM