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Cheap flights from Phoenix Sky Harbor Intl Airport to Sofia from $324

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 Sky Harbor Intl Airport to Sofia departing on 9/1. 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 Sky Harbor Intl Airport to Sofia

Cheap round-trip flights

United Airlines Logo
7:04 am - 11:00 pmPHX-SOF
29h 56m2 stops
United Airlines Logo
2:00 pm - 11:06 amSOF-PHX
31h 06m3 stops
$616United Airlines
Find Deal
mar., ago. 19 - mar., ago. 26
Lufthansa Logo
7:40 am - 6:40 pmPHX-SOF
25h 00m2 stops
Lufthansa Logo
2:00 pm - 9:47 pmSOF-PHX
41h 47m2 stops
$617Lufthansa
Find Deal
mar., ago. 19 - mar., ago. 26
SWISS Logo
7:04 am - 10:05 amPHX-SOF
17h 01m2 stops
SWISS Logo
3:30 pm - 11:09 pmSOF-PHX
41h 39m2 stops
$621SWISS
Find Deal
mar., ago. 19 - lun., ago. 25
Lufthansa Logo
7:40 am - 11:00 pmPHX-SOF
29h 20m2 stops
Lufthansa Logo
6:40 pm - 5:41 pmSOF-PHX
33h 01m2 stops
$631Lufthansa
Find Deal
mié., ago. 20 - lun., ago. 25
Air Canada Logo
7:30 am - 1:25 pmPHX-SOF
19h 55m2 stops
Air Canada Logo
6:00 am - 11:49 amSOF-PHX
38h 49m3 stops
$662Air Canada
Find Deal
vie., oct. 24 - mar., nov. 4
United Airlines Logo
7:04 am - 11:15 amPHX-SOF
18h 11m2 stops
United Airlines Logo
2:00 pm - 11:06 amSOF-PHX
31h 06m3 stops
$670United Airlines
Find Deal
dom., ago. 17 - mar., ago. 26
British Airways Logo
8:40 pm - 1:30 pmPHX-SOF
30h 50m1 stop
British Airways Logo
8:00 pm - 6:30 pmSOF-PHX
32h 30m1 stop
$673British Airways
Find Deal
mié., ago. 20 - lun., ago. 25
Air Canada Logo
7:40 am - 5:50 pmPHX-SOF
24h 10m2 stops
Air Canada Logo
6:15 am - 7:41 pmSOF-PHX
23h 26m2 stops
$686Air Canada
Find Deal
lun., sep. 1 - jue., oct. 2
British Airways Logo
6:50 pm - 8:20 pmPHX-SOF
15h 30m1 stop
British Airways Logo
2:30 pm - 6:20 pmSOF-PHX
36h 50m1 stop
$783British Airways
Find Deal
sáb., oct. 11 - dom., oct. 26
American Airlines Logo
6:40 pm - 1:30 pmPHX-SOF
32h 50m1 stop
American Airlines Logo
8:00 pm - 4:09 pmSOF-PHX
30h 09m2 stops
$1,166American Airlines
Find Deal
mié., ago. 20 - lun., ago. 25

Air Canada flights from Phoenix Sky Harbor Intl Airport to Sofia

Our best Air Canada deals on Phoenix Sky Harbor Intl Airport to Sofia flight tickets
Air Canada
Oct 24
PHX7:30 amPhoenix Sky Harbor Intl
19h 55m
2 stops
SOF1:25 pmSofia
Nov 4
SOF6:00 amSofia
38h 49m
3 stops
PHX11:49 amPhoenix Sky Harbor Intl
$662
Find similar
Air Canada
Sep 1
PHX7:40 amPhoenix Sky Harbor Intl
24h 10m
2 stops
SOF5:50 pmSofia
Oct 2
SOF6:15 amSofia
23h 26m
2 stops
PHX7:41 pmPhoenix Sky Harbor Intl
$686
Find similar
Air Canada
Oct 1
PHX7:40 amPhoenix Sky Harbor Intl
24h 10m
2 stops
SOF5:50 pmSofia
Oct 30
SOF6:00 amSofia
37h 49m
2 stops
PHX10:49 amPhoenix Sky Harbor Intl
$771
Find similar

United Airlines flights from Phoenix Sky Harbor Intl Airport to Sofia

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Sofia flight tickets
United Airlines
Aug 19
PHX7:04 amPhoenix Sky Harbor Intl
29h 56m
2 stops
SOF11:00 pmSofia
Aug 26
SOF2:00 pmSofia
31h 06m
3 stops
PHX11:06 amPhoenix Sky Harbor Intl
$616
Find similar
United Airlines
Aug 17
PHX7:04 amPhoenix Sky Harbor Intl
18h 11m
2 stops
SOF11:15 amSofia
Aug 26
SOF2:00 pmSofia
31h 06m
3 stops
PHX11:06 amPhoenix Sky Harbor Intl
$670
Find similar
United Airlines
Sep 8
PHX10:00 amPhoenix Sky Harbor Intl
27h 00m
2 stops
SOF11:00 pmSofia
Oct 10
SOF6:15 amSofia
27h 10m
2 stops
PHX11:25 pmPhoenix Sky Harbor Intl
$695
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport 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 julio 30, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mar. 8/19

7:04 am-11:00 pm

2 stops29h 56m

Sofia

mar. 8/26

2:00 pm-11:06 am

3 stops31h 06m

$616

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mar. 8/19

7:40 am-6:40 pm

2 stops25h 00m

Sofia

mar. 8/26

2:00 pm-9:47 pm

2 stops41h 47m

$617

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mar. 8/19

7:04 am-10:05 am

2 stops17h 01m

Sofia

lun. 8/25

3:30 pm-11:09 pm

2 stops41h 39m

$621

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mié. 8/20

7:40 am-11:00 pm

2 stops29h 20m

Sofia

lun. 8/25

6:40 pm-5:41 pm

2 stops33h 01m

$631

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

vie. 10/24

7:30 am-1:25 pm

2 stops19h 55m

Sofia

mar. 11/4

6:00 am-11:49 am

3 stops38h 49m

$662

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

dom. 8/17

7:04 am-11:15 am

2 stops18h 11m

Sofia

mar. 8/26

2:00 pm-11:06 am

3 stops31h 06m

$670

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mié. 8/20

8:40 pm-1:30 pm

1 stop30h 50m

Sofia

lun. 8/25

8:00 pm-6:30 pm

1 stop32h 30m

$673

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

lun. 9/1

7:40 am-5:50 pm

2 stops24h 10m

Sofia

jue. 10/2

6:15 am-7:41 pm

2 stops23h 26m

$686

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

sáb. 10/11

6:50 pm-8:20 pm

1 stop15h 30m

Sofia

dom. 10/26

2:30 pm-6:20 pm

1 stop36h 50m

$783

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

mié. 8/20

6:40 pm-1:30 pm

1 stop32h 50m

Sofia

lun. 8/25

8:00 pm-4:09 pm

2 stops30h 09m

$1,166

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 Sky Harbor Intl Airport 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 Sky Harbor Intl Airport is in October. Flight prices, which tend to average around $708, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Sofia from Phoenix Sky Harbor Intl Airport during March instead. Flights to Sofia in March, while not as cheap as those in October, still average around $713.

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 Sky Harbor Intl Airport. 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 Sky Harbor Intl Airport 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 Sky Harbor Intl Airport 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 Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $917 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Phoenix Sky Harbor Intl Airport for as low as $747 on momondo.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Sofia flights?

You could potentially save up to 27% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Sofia flight.

When to book flights from Phoenix Sky Harbor Intl Airport to Sofia

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Sofia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Sofia (PHX to SOF) flight deals and tips

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

Best Price Found

$324

Fastest flight time

14h 30m

Direct flights

None

Airports in Sofia

1 airport
The best one-way flight to Sofia from Phoenix Sky Harbor Intl Airport in the past 72 hours is $324. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Sofia found on momondo in the last 72 hours is $616.
The fastest flight from Phoenix Sky Harbor Intl Airport to Sofia takes 14h 30m
There are no direct flights from Phoenix Sky Harbor Intl Airport to Sofia. Popular non-direct route for this connection is Phoenix Sky Harbor Intl Airport - Sofia Airport.
There is 1 airport near Sofia: Sofia (SOF)
Search flight deals

  • How far is Phoenix Sky Harbor Intl to Sofia by plane?

    The straight-line distance from Phoenix Sky Harbor Intl to Sofia is 6461.3 mi. By plane, this route typically takes 15h 30m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Sofia Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Sofia Airport are updated daily.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Sofia Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Sofia Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport 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.

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Sofia?

Best airlines flying from Phoenix Sky Harbor Intl Airport to Sofia

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Sofia with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $544Free CancellationRating
7.1
9,837 reviews
Search Air Canada flights
Austrian AirlinesPriceFrom $571Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights
American AirlinesPriceFrom $621Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $626Free CancellationRating
7.4
8,896 reviews
Search United Airlines flights
LufthansaPriceFrom $662Free CancellationRating
6.8
7,269 reviews
Search Lufthansa flights
KLMPriceFrom $665Free CancellationRating
7.8
1,383 reviews
Search KLM flights
British AirwaysPriceFrom $818Free CancellationRating
6.6
7,217 reviews
Search British Airways 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?

It is quick and easy to find Phoenix to Sofia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sofia that suits you.

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

All flight searches from Phoenix to Sofia on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to Sofia.

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

If you are simply researching potential flights to Sofia, momondo offers a useful price alert feature which will track prices for flights to Sofia from Phoenix and alert you when they change.

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