$579+ Cheap flights from Sky Harbor Intl (PHX) to Sofia (SOF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SOF
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Sofia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sky Harbor Intl to Sofia
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Last-minute
One-way
Cheapest flights from Sky Harbor Intl to SofiaExplore the most affordable flight options available from Sky Harbor Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
This FlightHub deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2810:10 am -
2 stops27h 45m
Sat 1/97:05 pm -
2 stops35h 35m
Deal found 11/3![Lufthansa logo]()
$855
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:51 pm -
2 stops44h 04m
Sun 1/106:25 am -
2 stops21h 45m
Deal found 11/3![United Airlines logo]()
$861
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:20 am -
2 stops26h 40m
Fri 12/46:25 am -
2 stops24h 22m
Deal found 10/30![United Airlines logo]()
$866
This Booking.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:59 pm -
2 stops32h 21m
Sun 1/107:45 pm -
1 stop31h 50m
Deal found 11/3![British Airways logo]()
$896
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 pm -
1 stop36h 55m
Fri 12/48:25 pm -
1 stop31h 10m
Deal found 10/30![British Airways logo]()
$905
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
2 stops30h 10m
Sun 12/136:25 am -
2 stops21h 50m
Deal found 10/30![United Airlines logo]()
$911
This British Airways deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 pm -
1 stop36h 55m
Sun 12/137:45 pm -
1 stop31h 50m
Deal found 10/30![British Airways logo]()
$935
This United deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:18 am -
2 stops31h 37m
Sat 1/96:25 am -
3 stops44h 56m
Deal found 11/3![Multiple Airlines logo]()
$968
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
3 stops20h 35m
Fri 12/42:10 pm -
2 stops31h 32m
Deal found 10/30![Multiple Airlines logo]()
$969
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
3 stops20h 35m
Fri 12/46:25 am -
3 stops26h 11m
Deal found 10/30![Air Canada logo]()
$979
Best flights from Sky Harbor Intl to SofiaDiscover carefully curated flight deals from Sky Harbor Intl to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/92:38 pm -
2 stops23h 17m
Fri 2/126:25 am -
2 stops24h 34m
Deal found 11/2![United Airlines logo]()
$742
This British Airways deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/98:40 pm -
1 stop14h 30m
Fri 2/128:25 pm -
1 stop31h 10m
Deal found 10/30![British Airways logo]()
$801
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:51 pm -
2 stops44h 04m
Sun 1/106:25 am -
2 stops21h 45m
Deal found 11/3![United Airlines logo]()
$861
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:20 am -
2 stops26h 40m
Fri 12/46:25 am -
2 stops24h 22m
Deal found 10/30![United Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
2 stops30h 10m
Sun 12/136:25 am -
2 stops21h 50m
Deal found 10/30![United Airlines logo]()
$911
Last-minute flights from Sky Harbor Intl to SofiaDiscover last-minute flight deals from Sky Harbor Intl to Sofia. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Sofia. Data last updated November 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2711:20 am -
2 stops26h 40m
Fri 12/46:25 am -
2 stops24h 22m
Deal found 10/30![United Airlines logo]()
$866
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 pm -
1 stop36h 55m
Fri 12/48:25 pm -
1 stop31h 10m
Deal found 10/30![British Airways logo]()
$905
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
2 stops30h 10m
Sun 12/136:25 am -
2 stops21h 50m
Deal found 10/30![United Airlines logo]()
$911
This British Airways deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 pm -
1 stop36h 55m
Sun 12/137:45 pm -
1 stop31h 50m
Deal found 10/30![British Airways logo]()
$935
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
3 stops20h 35m
Fri 12/42:10 pm -
2 stops31h 32m
Deal found 10/30![Multiple Airlines logo]()
$969
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
3 stops20h 35m
Fri 12/46:25 am -
3 stops26h 11m
Deal found 10/30![Air Canada logo]()
$979
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:51 pm -
2 stops44h 04m
Sun 1/106:25 am -
2 stops21h 45m
Deal found 11/3![United Airlines logo]()
$861
This Booking.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:59 pm -
2 stops32h 21m
Sun 1/107:45 pm -
1 stop31h 50m
Deal found 11/3![British Airways logo]()
$896
This FlightHub deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2810:10 am -
2 stops27h 45m
Sat 1/97:05 pm -
2 stops35h 35m
Deal found 11/3![Lufthansa logo]()
$855
This United deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:18 am -
2 stops31h 37m
Sat 1/96:25 am -
3 stops44h 56m
Deal found 11/3![Multiple Airlines logo]()
$968
One-way flights from Sky Harbor Intl to SofiaSearch for one-way flight options from Sky Harbor Intl to Sofia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Sky Harbor Intl to Sofia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:45 pm -
3 stops32h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:59 pm -
2 stops28h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$651
This Trip.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:40 pm -
1 stop34h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![British Airways logo]()
$818
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:30 pm -
3 stops25h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$849
This FlightHub deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:40 pm -
1 stop36h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![British Airways logo]()
$1,142
Find flight deals from Sky Harbor Intl to Sofia
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $742 (United Airlines) |
One-way from | $579 (United Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $568 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 7,457,451 searches. Data last updated November 4, 2026.
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
Cheapest round-trip
Quickest round-trip
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Sat 11/21
11:59 pm-1:15 pm
2 stops28h 16m
Sofia
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$579
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Fri 11/20
11:59 pm-1:25 pm
2 stops28h 26m
Sofia
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$651
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Tue 2/9
2:38 pm-10:55 pm
2 stops23h 17m
Sofia
Fri 2/12
6:25 am-9:59 pm
2 stops24h 34m
$742
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Tue 2/9
8:40 pm-8:10 pm
1 stop14h 30m
Sofia
Fri 2/12
8:25 pm-6:35 pm
1 stop31h 10m
$801
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Sat 12/5
5:51 pm-10:55 pm
2 stops44h 04m
Sofia
Sun 1/10
6:25 am-7:10 pm
2 stops21h 45m
$861
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Fri 11/27
11:20 am-11:00 pm
2 stops26h 40m
Sofia
Fri 12/4
6:25 am-9:47 pm
2 stops24h 22m
$866
PhoenixSofia
PHX Phoenix Sky Harbor Intl - SOF Sofia
PHXSOF
Phoenix Sky Harbor Intl
Fri 11/27
7:50 am-11:00 pm
2 stops30h 10m
Sofia
Sun 12/13
6:25 am-7:15 pm
2 stops21h 50m
$911
Sorted by cheapest first
Compare providers for flights from Sky Harbor Intl to Sofia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Sofia in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Sofia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sky Harbor Intl to Sofia
Have a flexible travel schedule? Discover the best time to fly to Sofia from Sky Harbor Intl with our price prediction graph.
PHX-SOF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Sofia
Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated November 4, 2026.
Read reviews from past customers who have flown United Airlines,Lufthansa, andBritish Airways from Phoenix Sky Harbor Intl Airport to Sofia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Crew
8.1
Entertainment
7.1
Boarding
7.7
Food
6.7
Overall
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Sky Harbor Intl and Sofia flights
Browse other Sky Harbor Intl and Sofia flight options. Last updated on November 4, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
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Other flights to Sofia
Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.
Top 3 airlines flying from Sky Harbor Intl to Sofia
Discover the top 3 airlines that operate flights from Sky Harbor Intl to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$617 | Average$806 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$621 | Average$842 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$639 | Average$697 | FlexibilityNo cancel fee | On-time70% |