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Cheap flights from Sofia to the United States from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to the United States departing on 12/15. 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 Sofia to the United States

Cheap round-trip flights

Logo
7:00 am - 3:35 pmSOF-IAD
15h 35m1 stop
Logo
6:50 pm - 1:55 pmIAD-SOF
12h 05m1 stop
$439
Find Deal
Wed, Oct 15 - Tue, Nov 11
Logo
7:00 am - 3:35 pmSOF-IAD
15h 35m1 stop
Logo
6:30 pm - 2:00 pmIAD-SOF
12h 30m1 stop
$440
Find Deal
Thu, Sep 25 - Thu, Oct 9
LOT Logo
2:35 pm - 8:25 pmSOF-EWR
12h 50m1 stop
LOT Logo
11:10 pm - 5:50 pmEWR-SOF
11h 40m1 stop
$515LOT
Find Deal
Thu, Nov 6 - Wed, Nov 19
LOT Logo
2:35 pm - 8:35 pmSOF-JFK
13h 00m1 stop
LOT Logo
10:35 pm - 1:50 pmJFK-SOF
32h 15m1 stop
$515LOT
Find Deal
Thu, Nov 6 - Wed, Nov 19
Turkish Airlines Logo
4:00 pm - 10:30 pmSOF-EWR
13h 30m1 stop
Turkish Airlines Logo
1:25 am - 3:10 pmEWR-SOF
31h 45m1 stop
$558Turkish Airlines
Find Deal
Tue, Nov 18 - Mon, Mar 16
Turkish Airlines Logo
10:05 am - 10:25 pmSOF-JFK
19h 20m1 stop
Turkish Airlines Logo
8:40 pm - 8:50 pmJFK-SOF
18h 10m1 stop
$558Turkish Airlines
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Fri, Nov 7 - Wed, Mar 11
United Airlines Logo
2:35 pm - 8:25 pmSOF-EWR
12h 50m1 stop
United Airlines Logo
8:50 pm - 10:45 pmEWR-SOF
18h 55m1 stop
$644United Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 19
United Airlines Logo
6:15 am - 1:30 pmSOF-IAD
14h 15m1 stop
United Airlines Logo
5:40 pm - 1:15 pmIAD-SOF
12h 35m1 stop
$644United Airlines
Find Deal
Mon, Sep 29 - Mon, Dec 8
Lufthansa Logo
12:00 pm - 8:00 pmSOF-IAD
15h 00m1 stop
Lufthansa Logo
5:40 pm - 6:20 pmIAD-SOF
17h 40m1 stop
$645Lufthansa
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Mon, Oct 20 - Tue, Nov 4
Lufthansa Logo
6:20 am - 6:56 pmSOF-BOS
19h 36m2 stops
Lufthansa Logo
2:21 pm - 6:20 pmBOS-SOF
20h 59m2 stops
$659Lufthansa
Find Deal
Tue, Oct 14 - Tue, Nov 4

LOT flights from Sofia to United States

Our best LOT deals on Sofia to United States flight tickets
LOT
Nov 6
SOF2:35 pmSofia
13h 00m
1 stop
JFK8:35 pmNew York John F Kennedy Intl
Nov 19
JFK10:35 pmNew York John F Kennedy Intl
32h 15m
1 stop
SOF1:50 pmSofia
$515
Find similar
LOT
Nov 21
SOF6:35 pmSofia
33h 00m
1 stop
JFK8:35 pmNew York John F Kennedy Intl
Nov 24
JFK10:35 pmNew York John F Kennedy Intl
32h 15m
1 stop
SOF1:50 pmSofia
$516
Find similar
LOT
Oct 31
SOF2:35 pmSofia
36h 35m
1 stop
MIA9:10 pmMiami
Nov 16
MIA7:35 pmMiami
35h 15m
1 stop
SOF1:50 pmSofia
$571
Find similar

United Airlines flights from Sofia to United States

Our best United Airlines deals on Sofia to United States flight tickets
United Airlines
Nov 6
SOF2:35 pmSofia
12h 50m
1 stop
EWR8:25 pmNewark
Nov 19
EWR8:50 pmNewark
18h 55m
1 stop
SOF10:45 pmSofia
$644
Find similar
United Airlines
Sep 28
SOF1:55 pmSofia
13h 15m
1 stop
BOS8:10 pmBoston Logan Intl
Oct 24
BOS7:08 pmBoston Logan Intl
20h 52m
2 stops
SOF11:00 pmSofia
$645
Find similar
United Airlines
Sep 25
SOF6:15 amSofia
14h 25m
1 stop
EWR1:40 pmNewark
Oct 5
EWR9:45 pmNewark
18h 05m
1 stop
SOF10:50 pmSofia
$646
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sofia to United States 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 September 15, 2025.
Use the filters below to find and compare flights from Sofia to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Wed 10/15

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Tue 11/11

6:50 pm-1:55 pm

1 stop12h 05m

$439

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Thu 9/25

7:00 am-3:35 pm

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 10/9

6:30 pm-2:00 pm

1 stop12h 30m

$440

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Thu 11/6

2:35 pm-8:25 pm

1 stop12h 50m

Newark

Wed 11/19

11:10 pm-5:50 pm

1 stop11h 40m

$515

SofiaNew York

SOF - JFK

SOFJFK

Sofia

Thu 11/6

2:35 pm-8:35 pm

1 stop13h 00m

New York John F Kennedy Intl

Wed 11/19

10:35 pm-1:50 pm

1 stop32h 15m

$515

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Tue 11/18

4:00 pm-10:30 pm

1 stop13h 30m

Newark

Mon 3/16

1:25 am-3:10 pm

1 stop31h 45m

$558

SofiaNew York

SOF - JFK

SOFJFK

Sofia

Fri 11/7

10:05 am-10:25 pm

1 stop19h 20m

New York John F Kennedy Intl

Wed 3/11

8:40 pm-8:50 pm

1 stop18h 10m

$558

SofiaNewark

SOF - EWR

SOFEWR

Sofia

Thu 11/6

2:35 pm-8:25 pm

1 stop12h 50m

Newark

Wed 11/19

8:50 pm-10:45 pm

1 stop18h 55m

$644

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Mon 9/29

6:15 am-1:30 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

Mon 12/8

5:40 pm-1:15 pm

1 stop12h 35m

$644

SofiaWashington, D.C.

SOF - IAD

SOFIAD

Sofia

Mon 10/20

12:00 pm-8:00 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Tue 11/4

5:40 pm-6:20 pm

1 stop17h 40m

$645

SofiaBoston

SOF - BOS

SOFBOS

Sofia

Tue 10/14

6:20 am-6:56 pm

2 stops19h 36m

Boston Logan Intl

Tue 11/4

2:21 pm-6:20 pm

2 stops20h 59m

$659

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 the United States from

How to get the cheapest flight ticket from Sofia to United States

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 United States?

In general, November is the cheapest month to fly from Sofia to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $562. If you aren’t able to travel during the month of November, then book flights to United States from Sofia during February instead. Flights to United States in February, while not as cheap as those in November, still average around $577.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Sofia. The lowest ticket price found for a Wednesday departure recently was $622. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $685. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is at noon when flights can be purchased for as low as $623. Try not to purchase tickets in the morning because they tend to be around $708. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Sofia when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $703 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Sofia for as low as $551 on momondo.

Can stopping save me money on Sofia to United States flights?

You could potentially save up to 6% on your flight if you consider stops on a Sofia to United States flight.

Cheap Sofia to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sofia to United States

Direct flights

None
There are no direct flights from Sofia to United States. There are no popular flight routes from Sofia to United States.
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  • When did momondo last update prices for flights from Sofia Airport to United States?

    Prices for flights from Sofia Airport to United States were last updated today.

  • How many operators does momondo search for flights from Sofia Airport to United States?

  • How old do you have to be to fly from Sofia Airport to United States?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sofia Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Sofia to United States

Compare and see reviews for airlines that fly from Sofia to United States with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $499Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
LOTPriceFrom $517Free CancellationRating
7.6
1,114 reviews
Search LOT flights
Turkish AirlinesPriceFrom $520Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
SWISSPriceFrom $525Free CancellationRating
7.5
1,730 reviews
Search SWISS flights
Air FrancePriceFrom $538Free CancellationRating
7.4
1,469 reviews
Search Air France flights
KLMPriceFrom $545Free CancellationRating
7.8
1,385 reviews
Search KLM flights
Austrian AirlinesPriceFrom $567Free CancellationRating
7.6
850 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $573Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
LufthansaPriceFrom $574Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
ITA AirwaysPriceFrom $625Free CancellationRating
6.7
1,036 reviews
Search ITA Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Sofia to United States?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sofia to United States. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Sofia to United States with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Sofia to United States?

momondo provides multiple filters to help you find the best flight to United States from Sofia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Sofia to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.

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Wed 10/15
Wed 10/22
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