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$277+ Cheap flights from Sky Harbor Intl (PHX) to Bulgaria

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SOF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Bulgaria

Cheapest flights from Sky Harbor Intl to Bulgaria
Explore the most affordable flight options available from Sky Harbor Intl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Mon 12/293:30 pmPHX - SOF
2 stops36h 45mUnited Airlines
Sat 1/102:00 pmSOF - PHX
2 stops41h 40mUnited Airlines
Deal found 12/11$948
This Mytrip deal was found by Cheapflights users on 12/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:00 amPHX - SOF
2 stops29h 10mMultiple Airlines
Sat 1/106:05 amSOF - PHX
3 stops25h 42mMultiple Airlines
Deal found 12/11$1,220
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/237:40 pmPHX - SOF
2 stops57h 10mUnited Airlines
Wed 12/317:55 amSOF - PHX
2 stops39h 04mUnited Airlines
Deal found 12/11$1,662
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:30 pmPHX - SOF
2 stops36h 45mLufthansa
Thu 1/12:35 pmSOF - PHX
2 stops37h 03mLufthansa
Deal found 12/11$1,731
This Mytrip deal was found by Cheapflights users on 12/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:00 amPHX - SOF
2 stops25h 50mMultiple Airlines
Wed 1/149:40 pmSOF - PHX
3 stops34h 07mMultiple Airlines
Deal found 12/10$1,852
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/237:40 pmPHX - SOF
2 stops57h 10mUnited Airlines
Tue 1/66:00 amSOF - PHX
2 stops41h 16mUnited Airlines
Deal found 12/11$1,854
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/2112:45 amPHX - SOF
2 stops27h 30mUnited Airlines
Wed 12/317:55 amSOF - PHX
2 stops19h 42mUnited Airlines
Deal found 12/11$1,918
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/244:53 pmPHX - SOF
2 stops44h 52mUnited Airlines
Fri 1/26:10 amSOF - PHX
2 stops39h 17mUnited Airlines
Deal found 12/10$1,922
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/205:10 pmPHX - SOF
2 stops40h 10mUnited Airlines
Thu 1/12:35 pmSOF - PHX
2 stops34h 12mUnited Airlines
Deal found 12/11$2,047
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/2112:45 amPHX - SOF
2 stops27h 30mUnited Airlines
Thu 1/12:35 pmSOF - PHX
2 stops42h 42mUnited Airlines
Deal found 12/11$2,051

Find flight deals from Sky Harbor Intl to Bulgaria

Keep the following information in mind while searching for Sky Harbor Intl to Bulgaria flight deals. Data was last updated December 12, 2025.

Round-trip from

$728
(oojo)

One-way from

$277
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,586
From Phoenix Sky Harbor Intl to Bulgaria
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Bulgaria
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($321 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Bulgaria 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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Bulgaria that are best for you.

Fly from

Sky Harbor Intl

Fly to

Bulgaria

Route

Depart

Return

Price

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

Wed 4/29

11:26 am-6:40 pm

2 stops21h 14m

Sofia

Thu 5/7

2:00 pm-9:22 am

2 stops29h 22m

$745

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 4/26

8:30 am-11:10 pm

2 stops28h 40m

Sofia

Fri 5/8

6:20 am-5:58 pm

2 stops21h 38m

$745

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 4/29

2:29 pm-11:10 pm

2 stops22h 41m

Sofia

Wed 5/6

6:20 am-5:58 pm

2 stops21h 38m

$745

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Thu 1/29

8:25 pm-11:15 am

1 stop29h 50m

Sofia

Mon 2/2

5:25 pm-6:15 pm

1 stop33h 50m

$833

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Thu 1/29

11:35 am-10:45 pm

2 stops26h 10m

Sofia

Mon 2/2

1:45 pm-6:06 pm

2 stops37h 21m

$857

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Mon 5/4

9:46 pm-8:40 pm

2 stops36h 54m

Sofia

Mon 5/18

8:00 pm-7:00 pm

1 stop33h 00m

$873

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Tue 3/3

11:59 pm-11:30 pm

3 stops38h 31m

$277

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Sun 3/8

8:40 pm-1:30 pm

3 stops55h 50m

$293

PhoenixSofia

PHX - SOF

PHXSOF

Phoenix Sky Harbor Intl

Wed 3/4

2:05 pm-2:55 am

3 stops51h 50m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 14 results
1
2

Best time to book a flight from Sky Harbor Intl to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Sky Harbor Intl with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Bulgaria

What is the cheapest time of day to fly from PHX to BG?

Find hourly flight availability from Sky Harbor Intl to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Phoenix Sky Harbor Intl Airport to Bulgaria at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Bulgaria?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Bulgaria. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Bulgaria flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Austrian Airlines, United Airlines, and American Airlines from Phoenix Sky Harbor Intl Airport to Bulgaria to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
879 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
United Airlines
7.4
Good
9,095 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
American Airlines
7.2
Good
11,049 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Lufthansa
6.8
Okay
7,626 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
British Airways
6.7
Okay
7,571 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Food

6.8

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Bulgaria?

    There are many flights that can get you from Phoenix Sky Harbor Intl Airport to Bulgaria in 28h 40m. Fly via United Airlines or British Airways to get the fastest option. The distance between Phoenix Sky Harbor Intl Airport and Bulgaria is about 6464 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Sky Harbor Intl to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Bulgaria.

  • Can I find deals for business class flights from Sky Harbor Intl to Bulgaria?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Sky Harbor Intl to Bulgaria

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Top 7 airlines flying from Sky Harbor Intl to Bulgaria

Discover the top 7 airlines that operate flights from Sky Harbor Intl to Bulgaria. 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 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Austrian AirlinesCheapest$571Average$1,019FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$629Average$965FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$643Average$1,031FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$713Average$1,182FlexibilityNo cancel feeOn-time71%
KLMCheapest$733Average$1,020FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$922Average$1,360FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$933Average$1,018FlexibilityNo cancel feeOn-time67%

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