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Cheap flights from Sofia to Portland from $599

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 Portland departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Sofia to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:25 am - 8:46 pmSOF  Sofia-PDX Portland
24h 21m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
7:00 am - 6:20 pmPDX  Portland-SOF Sofia
25h 20m2 stops Vancouver Intl Munich Franz Josef Strauss
$1,033Air Canada
Tue, Dec 8 - Tue, Jan 12
Air Canada Logo
6:25 am - 6:31 pmSOF  Sofia-PDX Portland
22h 06m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
7:10 pm - 6:20 pmPDX  Portland-SOF Sofia
37h 10m2 stops Vancouver Intl Munich Franz Josef Strauss
$1,033Air Canada
Thu, Dec 10 - Mon, Jan 11
Air Canada Logo
6:25 am - 9:26 amSOF  Sofia-PDX Portland
37h 01m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
10:00 am - 6:20 pmPDX  Portland-SOF Sofia
22h 20m2 stops Vancouver Intl Munich Franz Josef Strauss
$1,033Air Canada
Thu, Dec 10 - Tue, Jan 12
Air Canada Logo
6:25 am - 2:41 pmSOF  Sofia-PDX Portland
18h 16m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
7:10 pm - 6:20 pmPDX  Portland-SOF Sofia
37h 10m2 stops Vancouver Intl Munich Franz Josef Strauss
$1,033Air Canada
Tue, Dec 8 - Mon, Jan 11
Air Canada Logo
6:25 am - 8:46 pmSOF  Sofia-PDX Portland
24h 21m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
3:15 pm - 1:25 pmPDX  Portland-SOF Sofia
36h 10m2 stops Vancouver Intl Frankfurt am Main
$1,035Air Canada
Tue, Dec 8 - Wed, Jan 13
Air Canada Logo
6:25 am - 2:41 pmSOF  Sofia-PDX Portland
18h 16m2 stops Frankfurt am Main Vancouver Intl
Air Canada Logo
7:10 pm - 1:25 pmPDX  Portland-SOF Sofia
32h 15m2 stops Vancouver Intl Frankfurt am Main
$1,035Air Canada
Thu, Dec 10 - Wed, Jan 13
United Airlines Logo
6:10 am - 10:52 pmSOF  Sofia-PDX Portland
26h 42m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
8:30 am - 1:05 pmPDX  Portland-SOF Sofia
18h 35m2 stops Chicago O'Hare Intl Frankfurt am Main
$1,039United Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
6:10 am - 8:10 pmSOF  Sofia-PDX Portland
24h 00m2 stops Frankfurt am Main Washington, D.C. Dulles Intl
United Airlines Logo
12:45 pm - 10:50 pmPDX  Portland-SOF Sofia
24h 05m3 stops Denver Intl Chicago O'Hare Intl Frankfurt am Main
$1,039United Airlines
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
9:05 pm - 9:59 pmSOF  Sofia-PDX Portland
34h 54m2 stops London Heathrow Philadelphia
Multiple Airlines Logo
2:30 pm - 10:55 pmPDX  Portland-SOF Sofia
22h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$1,039Multiple Airlines
Wed, Dec 9 - Mon, Jan 11
United Airlines Logo
6:25 am - 8:33 pmSOF  Sofia-PDX Portland
24h 08m2 stops Frankfurt am Main San Francisco
United Airlines Logo
10:45 am - 1:15 pmPDX  Portland-SOF Sofia
16h 30m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$1,040United Airlines
Wed, Dec 9 - Wed, Jan 13

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Air Canada flights from Sofia to Portland

Our best Air Canada deals on Sofia to Portland flight tickets
Air Canada
Dec 8
SOF6:25 amSofia
24h 21m
2 stops
PDX8:46 pmPortland
Jan 12
PDX7:00 amPortland
25h 20m
2 stops
SOF6:20 pmSofia
$1,033
Air Canada
Dec 8
SOF6:25 amSofia
24h 21m
2 stops
PDX8:46 pmPortland
Jan 13
PDX3:15 pmPortland
36h 10m
2 stops
SOF1:25 pmSofia
$1,035
Air Canada
Dec 9
SOF6:00 amSofia
18h 41m
3 stops
PDX2:41 pmPortland
Jan 11
PDX10:59 pmPortland
33h 21m
3 stops
SOF6:20 pmSofia
$1,256

United Airlines flights from Sofia to Portland

Our best United Airlines deals on Sofia to Portland flight tickets
United Airlines
Sep 22
SOF6:10 amSofia
26h 42m
2 stops
PDX10:52 pmPortland
Sep 29
PDX8:30 amPortland
18h 35m
2 stops
SOF1:05 pmSofia
$1,039
United Airlines
Dec 7
SOF2:10 pmSofia
20h 44m
2 stops
PDX12:54 amPortland
Jan 11
PDX10:59 pmPortland
33h 21m
2 stops
SOF6:20 pmSofia
$1,040
United Airlines
Dec 7
SOF6:25 amSofia
22h 42m
2 stops
PDX7:07 pmPortland
Jan 10
PDX10:59 pmPortland
28h 26m
2 stops
SOF1:25 pmSofia
$1,042

momondo Fare Finder

 
Customize your flight search to find flights from Sofia to Portland 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 August 12, 2026.
Use the filters below to find and compare flights from Sofia to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Tue 12/8

6:25 am-8:46 pm

2 stops24h 21m

Portland

Tue 1/12

7:00 am-6:20 pm

2 stops25h 20m

$1,033

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Thu 12/10

6:25 am-6:31 pm

2 stops22h 06m

Portland

Mon 1/11

7:10 pm-6:20 pm

2 stops37h 10m

$1,033

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Thu 12/10

6:25 am-9:26 am

2 stops37h 01m

Portland

Tue 1/12

10:00 am-6:20 pm

2 stops22h 20m

$1,033

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Tue 12/8

6:25 am-2:41 pm

2 stops18h 16m

Portland

Mon 1/11

7:10 pm-6:20 pm

2 stops37h 10m

$1,033

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Tue 12/8

6:25 am-8:46 pm

2 stops24h 21m

Portland

Wed 1/13

3:15 pm-1:25 pm

2 stops36h 10m

$1,035

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Thu 12/10

6:25 am-2:41 pm

2 stops18h 16m

Portland

Wed 1/13

7:10 pm-1:25 pm

2 stops32h 15m

$1,035

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Tue 9/22

6:10 am-10:52 pm

2 stops26h 42m

Portland

Tue 9/29

8:30 am-1:05 pm

2 stops18h 35m

$1,039

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Tue 9/22

6:10 am-8:10 pm

2 stops24h 00m

Portland

Tue 9/29

12:45 pm-10:50 pm

3 stops24h 05m

$1,039

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Wed 12/9

9:05 pm-9:59 pm

2 stops34h 54m

Portland

Mon 1/11

2:30 pm-10:55 pm

2 stops22h 25m

$1,039
Quickest round-trip

SofiaPortland

SOF Sofia - PDX Portland

SOFPDX

Sofia

Wed 12/9

6:25 am-8:33 pm

2 stops24h 08m

Portland

Wed 1/13

10:45 am-1:15 pm

2 stops16h 30m

$1,040

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sofia to Portland

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

Can stopping save me money on Sofia to Portland flights?

You could potentially save up to 9% on your flight if you consider stops on a Sofia to Portland flight.

When to book flights from Sofia to Portland

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

Cheap Sofia to Portland (SOF to PDX) flight deals and tips

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

Fastest flight time

19h 50m

Direct flights

None
The fastest flight from Sofia to Portland takes 19h 50m
There are no direct flights from Sofia to Portland. There are no popular flight routes from Sofia to Portland.
Search flight deals

Frequently asked questions about flying from Sofia to Portland

  • How far is Sofia to Portland by plane?

    A flight from Sofia to Portland will travel around 5988.5 mi. 19h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sofia Airport to Portland Airport?

    Prices for flights from Sofia Airport to Portland Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sofia Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport 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.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Tigard
Depoe Bay
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
Kelso
Wilsonville

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sofia to Portland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portland from Sofia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Sofia to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Sofia to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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