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$284+ Cheap flights from Irvine, CA to Sofia (SOF)

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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOF
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Sofia are usually found in November or February, booked 36 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Find flight deals from Irvine to Sofia

Cheapest flights from Irvine to Sofia
Explore the most affordable flight options available from Irvine to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 3, 2025.

This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/95:30 pmLAX - SOF
1 stop19h 15mLufthansa
sáb. 1/246:25 amSOF - LAX
1 stop16h 40mLufthansa
Deal found 11/2$502
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/35:30 pmLAX - SOF
1 stop14h 50mLufthansa
vie. 12/126:10 amSOF - LAX
1 stop16h 55mLufthansa
Deal found 11/3$519
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/28:20 amLAX - SOF
2 stops19h 25mMultiple Airlines
mié. 12/106:10 amSOF - LAX
1 stop16h 55mMultiple Airlines
Deal found 11/3$523
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/15:30 pmLAX - SOF
1 stop19h 15mLufthansa
dom. 12/146:10 amSOF - LAX
1 stop16h 55mLufthansa
Deal found 11/3$527
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/38:20 amLAX - SOF
2 stops24h 00mMultiple Airlines
vie. 12/126:05 amSOF - LAX
2 stops39h 43mMultiple Airlines
Deal found 11/3$529
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.
mar. 12/92:30 pmLAX - SOF
2 stops22h 15mUnited Airlines
sáb. 1/246:25 amSOF - LAX
2 stops23h 02mUnited Airlines
Deal found 11/2$538
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.
vie. 11/281:05 pmLAX - SOF
1 stop21h 45mTurkish Airlines
vie. 12/129:40 pmSOF - LAX
1 stop23h 30mTurkish Airlines
Deal found 11/3$564
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/95:30 pmLAX - SOF
1 stop14h 50mLufthansa
dom. 11/236:10 amSOF - LAX
2 stops20h 59mLufthansa
Deal found 11/2$595
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/35:30 pmLAX - SOF
1 stop19h 15mLufthansa
lun. 11/106:10 amSOF - LAX
1 stop16h 55mLufthansa
Deal found 11/2$611

Cheap flight deals from Irvine to Sofia

Keep the following information in mind while searching for Irvine to Sofia flight deals. Data was last updated noviembre 3, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$502
(CrystalTravel)

One-way from

$284
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$627
Provider with most accurate pricing for Los Angeles-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Sofia flights.
Search Deals
From Irvine to Sofia
Search Deals
One-way flight from Irvine to Sofia
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($258 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 2,558,603 searches. Data last updated noviembre 3, 2025.
Use the filters below to find and compare flights from Irvine to Sofia that are best for you.

Fly from

Irvine

Fly to

Sofia

Route

Depart

Return

Price

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

vie. 2/13

5:30 pm-6:20 pm

1 stop14h 50m

Sofia

dom. 2/22

6:10 am-1:05 pm

1 stop16h 55m

$502

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mié. 12/3

5:30 pm-6:20 pm

1 stop14h 50m

Sofia

vie. 12/12

6:10 am-1:05 pm

1 stop16h 55m

$519

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

jue. 1/15

5:30 pm-10:45 pm

1 stop19h 15m

Sofia

lun. 1/19

6:05 am-3:15 pm

1 stop19h 10m

$532

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mar. 12/2

8:20 am-1:45 pm

2 stops19h 25m

Sofia

mié. 12/10

6:05 am-7:27 pm

2 stops23h 22m

$534

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

jue. 1/15

11:02 am-10:45 pm

2 stops25h 43m

Sofia

lun. 1/19

6:05 am-3:15 pm

1 stop19h 10m

$536

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mié. 2/18

10:20 pm-5:50 pm

1 stop33h 30m

Sofia

lun. 3/2

6:35 pm-2:20 pm

1 stop29h 45m

$540

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mar. 12/2

12:25 am-1:50 pm

2 stops27h 25m

Sofia

vie. 12/12

6:10 am-1:05 pm

1 stop16h 55m

$545

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mié. 2/18

10:26 am-6:20 pm

2 stops21h 54m

Sofia

lun. 3/2

1:45 pm-3:15 pm

1 stop35h 30m

$561

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mar. 2/17

4:45 pm-3:40 pm

2 stops36h 55m

$284

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mié. 2/18

8:15 pm-4:10 pm

3 stops33h 55m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 17 results
1
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Best time to book a flight from Irvine to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Irvine 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 Irvine to Sofia

How far ahead should I book a flight from Irvine to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Sofia. Price data was last updated on October 31, 2025.

To ensure you get the cheapest price possible for a flight from Irvine to Sofia, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Irvine to Sofia?

Currently, November is the cheapest month in which you can book a flight from Irvine to Sofia (average of $522). Flying from Irvine to Sofia in June is currently the most expensive (average of $917). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IR9 to SOF?

Find hourly flight availability from Irvine to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 3, 2025.

It’s typically best to fly out from Irvine to Sofia in the morning. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Irvine to Sofia?

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

Travelers seeking maximum savings on their Irvine to Sofia flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 3, 2025.
See what other customers who have flown with Austrian Airlines, United Airlines, and Turkish Airlines from Irvine to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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
862 reviews
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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
8,996 reviews
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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.
Turkish Airlines
7.3
Good
4,039 reviews
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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
7,544 reviews
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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
7,494 reviews
Austrian Airlines
7.6
Good
862 reviews

Overall

7.6

Boarding

7.6

Entertainment

6.8

Crew

8.1

Food

6.8

Comfort

7.3

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 Irvine to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sofia from Irvine?

    Located just 4.2 mi from the city center, Sofia is the airport most travelers will use when flying to Sofia from Irvine. Booking flights from Irvine to Sofia (SOF) should be relatively easy as there are 0 daily inbound flights from Irvine from 8 different airlines.

  • How long is the flight from Irvine to Sofia?

    A quick flight from Irvine to Sofia can take about 14h 50m. Lufthansa provides one of the quickest options available for as low as $502. The distance from Irvine to Sofia is about 6613 mi.

  • Can I find deals for flights from Irvine to Sofia that include hotel bookings?

    Yes. In addition to deals on Irvine to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Sofia.

  • Can I find deals for business class flights from Irvine to Sofia?

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

  • What is the cheapest month to book a flight from Irvine to Sofia?

    Currently, November is the cheapest month in which you can book a flight from Irvine to Sofia (average of $522). Flying from Irvine to Sofia in June is currently the most expensive (average of $917). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Irvine to Sofia

Discover the top 8 airlines that operate flights from Irvine 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 2,558,603 searches. Data last updated noviembre 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$530Average$1,288FlexibilityNo cancel feeOn-time81%
LOTCheapest$535Average$931FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$541Average$830FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$572Average$710FlexibilityNo cancel feeOn-time77%
KLMCheapest$588Average$793FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$598Average$1,023FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$641Average$978FlexibilityNo cancel feeOn-time70%
Austrian AirlinesCheapest$656Average$950FlexibilityNo cancel feeOn-time78%

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