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Cheap flights from Phoenix to Sofia from $278

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 5/17. 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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0 bags

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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.
British Airways Logo
10:05 am - 7:20 pm
PHX
-
SOF
23h 15m
2 stops
British Airways Logo
5:25 pm - 6:15 pm
SOF
-
PHX
33h 50m
1 stop
$576British Airways
Sun, May 3 - Mon, Nov 2
British Airways Logo
2:09 pm - 8:10 pm
PHX
-
SOF
45h 01m
2 stops
British Airways Logo
5:25 pm - 7:00 pm
SOF
-
PHX
34h 35m
2 stops
$579British Airways
Mon, Mar 16 - Mon, Mar 23
Multiple Airlines Logo
8:30 am - 6:05 pm
PHX
-
SOF
23h 35m
2 stops
Multiple Airlines Logo
6:20 am - 8:17 pm
SOF
-
PHX
23h 57m
2 stops
$590Multiple Airlines
Wed, Apr 1 - Wed, Apr 22
United Airlines Logo
7:35 am - 12:10 pm
PHX
-
SOF
18h 35m
2 stops
United Airlines Logo
6:20 am - 6:45 pm
SOF
-
PHX
22h 25m
3 stops
$594United Airlines
Wed, Apr 1 - Wed, Apr 22
Lufthansa Logo
1:30 pm - 6:40 pm
PHX
-
SOF
19h 10m
2 stops
Lufthansa Logo
6:10 am - 9:22 pm
SOF
-
PHX
25h 12m
2 stops
$604Lufthansa
Wed, Apr 22 - Tue, Jun 9
Lufthansa Logo
1:30 pm - 6:40 pm
PHX
-
SOF
19h 10m
2 stops
Lufthansa Logo
6:10 am - 9:22 pm
SOF
-
PHX
25h 12m
2 stops
$605Lufthansa
Wed, Apr 22 - Tue, Jun 9
British Airways Logo
5:02 pm - 8:30 pm
PHX
-
SOF
41h 28m
2 stops
British Airways Logo
8:10 pm - 7:00 pm
SOF
-
PHX
32h 50m
1 stop
$606British Airways
Mon, May 4 - Mon, May 18
Lufthansa Logo
1:30 pm - 6:40 pm
PHX
-
SOF
19h 10m
2 stops
Lufthansa Logo
6:20 am - 5:36 pm
SOF
-
PHX
21h 16m
2 stops
$608Lufthansa
Wed, Apr 22 - Fri, Jun 5
British Airways Logo
11:13 pm - 8:30 pm
PHX
-
SOF
35h 17m
2 stops
British Airways Logo
8:10 pm - 9:05 pm
SOF
-
PHX
34h 55m
2 stops
$609British Airways
Mon, May 4 - Mon, May 18
Lufthansa Logo
3:42 pm - 11:10 pm
PHX
-
SOF
21h 28m
2 stops
Lufthansa Logo
6:20 am - 7:32 pm
SOF
-
PHX
23h 12m
2 stops
$611Lufthansa
Wed, Apr 22 - Fri, Jun 5

United Airlines flights from Phoenix to Sofia

Our best United Airlines deals on Phoenix to Sofia flight tickets
United Airlines
Apr 1
PHX7:35 amPhoenix Sky Harbor Intl
18h 35m
2 stops
SOF12:10 pmSofia
Apr 22
SOF6:20 amSofia
22h 25m
3 stops
PHX6:45 pmPhoenix Sky Harbor Intl
$594
United Airlines
May 3
PHX11:47 pmPhoenix Sky Harbor Intl
26h 23m
2 stops
SOF12:10 pmSofia
Nov 2
SOF2:25 pmSofia
39h 06m
3 stops
PHX8:31 pmPhoenix Sky Harbor Intl
$614
United Airlines
Apr 27
PHX1:50 pmPhoenix Sky Harbor Intl
23h 20m
2 stops
SOF11:10 pmSofia
Oct 6
SOF6:10 amSofia
27h 54m
3 stops
PHX12:04 amPhoenix Sky Harbor Intl
$624

British Airways flights from Phoenix to Sofia

Our best British Airways deals on Phoenix to Sofia flight tickets
British Airways
May 3
PHX10:05 amPhoenix Sky Harbor Intl
23h 15m
2 stops
SOF7:20 pmSofia
Nov 2
SOF5:25 pmSofia
33h 50m
1 stop
PHX6:15 pmPhoenix Sky Harbor Intl
$576
British Airways
Mar 16
PHX2:09 pmPhoenix Sky Harbor Intl
45h 01m
2 stops
SOF8:10 pmSofia
Mar 23
SOF5:25 pmSofia
34h 35m
2 stops
PHX7:00 pmPhoenix Sky Harbor Intl
$579
British Airways
May 4
PHX4:58 pmPhoenix Sky Harbor Intl
41h 32m
2 stops
SOF8:30 pmSofia
May 18
SOF8:10 pmSofia
32h 50m
1 stop
PHX7:00 pmPhoenix Sky Harbor Intl
$606

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 February 12, 2026.
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

Sun 5/3

10:05 am-7:20 pm

2 stops23h 15m

Sofia

Mon 11/2

5:25 pm-6:15 pm

1 stop33h 50m

$576

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 3/16

2:09 pm-8:10 pm

2 stops45h 01m

Sofia

Mon 3/23

5:25 pm-7:00 pm

2 stops34h 35m

$579

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

8:30 am-6:05 pm

2 stops23h 35m

Sofia

Wed 4/22

6:20 am-8:17 pm

2 stops23h 57m

$590

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/1

7:35 am-12:10 pm

2 stops18h 35m

Sofia

Wed 4/22

6:20 am-6:45 pm

3 stops22h 25m

$594

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/22

1:30 pm-6:40 pm

2 stops19h 10m

Sofia

Tue 6/9

6:10 am-9:22 pm

2 stops25h 12m

$604

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/22

1:30 pm-6:40 pm

2 stops19h 10m

Sofia

Tue 6/9

6:10 am-9:22 pm

2 stops25h 12m

$605

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 5/4

5:02 pm-8:30 pm

2 stops41h 28m

Sofia

Mon 5/18

8:10 pm-7:00 pm

1 stop32h 50m

$606

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/22

1:30 pm-6:40 pm

2 stops19h 10m

Sofia

Fri 6/5

6:20 am-5:36 pm

2 stops21h 16m

$608

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 5/4

11:13 pm-8:30 pm

2 stops35h 17m

Sofia

Mon 5/18

8:10 pm-9:05 pm

2 stops34h 55m

$609

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/22

3:42 pm-11:10 pm

2 stops21h 28m

Sofia

Fri 6/5

6:20 am-7:32 pm

2 stops23h 12m

$611

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 month to fly to Sofia?

The cheapest month to fly to Sofia from Phoenix is in November. Flight prices, which tend to average around $568, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Sofia from Phoenix during March instead. Flights to Sofia in March, while not as cheap as those in November, still average around $659.

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 $799 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 $614 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 17m

Direct flights

None
The fastest flight from Phoenix to Sofia takes 18h 17m
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 18h 17m.

  • 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
7.5
896 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $601Free CancellationRating
6.8
7,780 reviews
Search Lufthansa flights
United AirlinesPriceFrom $621Free CancellationRating
7.4
9,281 reviews
Search United Airlines flights
American AirlinesPriceFrom $685Free CancellationRating
7.2
11,271 reviews
Search American Airlines flights
KLMPriceFrom $710Free CancellationRating
7.7
1,451 reviews
Search KLM flights
British AirwaysPriceFrom $732Free CancellationRating
6.7
7,731 reviews
Search British Airways flights
Air CanadaPriceFrom $933Free CancellationRating
7.1
10,709 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.

An easier way to manage your Sofia trip

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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
British Airways
Lufthansa
American Airlines
Austrian Airlines
Air Canada
KLM