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Cheap flights from South Bend to Portugal from $643

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Bend to Portugal departing on 12/3. 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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Cheap round-trip flights

United Airlines Logo
9:10 am - 8:10 amSBN-LIS
18h 00m2 stops
United Airlines Logo
10:50 am - 4:18 pmLIS-SBN
34h 28m2 stops
$643United Airlines
Find Deal
qua, dez 3 - dom, dez 7
United Airlines Logo
11:37 am - 8:10 amSBN-LIS
15h 33m2 stops
United Airlines Logo
10:15 am - 11:01 pmLIS-SBN
17h 46m2 stops
$659United Airlines
Find Deal
seg, jan 12 - dom, mar 1
United Airlines Logo
11:57 am - 8:10 amSBN-LIS
15h 13m2 stops
United Airlines Logo
11:55 am - 8:41 pmLIS-SBN
13h 46m1 stop
$744United Airlines
Find Deal
qua, dez 3 - dom, dez 7
United Airlines Logo
4:55 pm - 9:20 amSBN-LIS
35h 25m2 stops
United Airlines Logo
6:45 am - 11:23 pmLIS-SBN
21h 38m2 stops
$763United Airlines
Find Deal
sáb, set 20 - ter, set 30
United Airlines Logo
7:35 am - 10:30 amSBN-LIS
21h 55m2 stops
United Airlines Logo
7:30 am - 2:46 pmLIS-SBN
36h 16m2 stops
$782United Airlines
Find Deal
seg, set 22 - seg, set 29
United Airlines Logo
6:12 pm - 11:25 amSBN-LIS
36h 13m2 stops
United Airlines Logo
5:05 am - 7:48 pmLIS-SBN
19h 43m2 stops
$783United Airlines
Find Deal
sáb, set 20 - ter, set 30
American Airlines Logo
11:45 am - 11:10 pmSBN-LIS
30h 25m2 stops
American Airlines Logo
11:00 am - 6:24 pmLIS-SBN
36h 24m2 stops
$1,277American Airlines
Find Deal
sáb, ago 30 - sex, set 5
Logo
11:07 am - 10:40 amSBN-LIS
18h 33m1 stop
Logo
11:45 am - 11:59 amLIS-SBN
29h 14m2 stops
$1,386
Find Deal
seg, ago 25 - qui, ago 28
American Airlines Logo
6:05 am - 9:05 amSBN-LIS
22h 00m2 stops
American Airlines Logo
6:35 am - 9:34 pmLIS-SBN
19h 59m3 stops
$1,684American Airlines
Find Deal
sáb, set 20 - ter, set 30
American Airlines Logo
6:08 am - 9:05 amSBN-LIS
21h 57m2 stops
American Airlines Logo
11:05 am - 10:58 pmLIS-SBN
16h 53m2 stops
$1,698American Airlines
Find Deal
dom, ago 24 - qua, ago 27

United Airlines flights from South Bend to Portugal

Our best United Airlines deals on South Bend to Portugal flight tickets
United Airlines
Dec 3
SBN9:10 amSouth Bend/Michiana
18h 00m
2 stops
LIS8:10 amLisbon Humberto Delgado
Dec 7
LIS10:50 amLisbon Humberto Delgado
34h 28m
2 stops
SBN4:18 pmSouth Bend/Michiana
$643
Find similar
United Airlines
Jan 12
SBN11:37 amSouth Bend/Michiana
15h 33m
2 stops
LIS8:10 amLisbon Humberto Delgado
Mar 1
LIS10:15 amLisbon Humberto Delgado
17h 46m
2 stops
SBN11:01 pmSouth Bend/Michiana
$659
Find similar
United Airlines
Dec 3
SBN11:57 amSouth Bend/Michiana
15h 13m
2 stops
LIS8:10 amLisbon Humberto Delgado
Dec 7
LIS11:55 amLisbon Humberto Delgado
13h 46m
1 stop
SBN8:41 pmSouth Bend/Michiana
$744
Find similar

American Airlines flights from South Bend to Portugal

Our best American Airlines deals on South Bend to Portugal flight tickets
American Airlines
Aug 30
SBN11:45 amSouth Bend/Michiana
30h 25m
2 stops
LIS11:10 pmLisbon Humberto Delgado
Sep 5
LIS11:00 amLisbon Humberto Delgado
36h 24m
2 stops
SBN6:24 pmSouth Bend/Michiana
$1,277
Find similar
American Airlines
Sep 20
SBN6:05 amSouth Bend/Michiana
22h 00m
2 stops
LIS9:05 amLisbon Humberto Delgado
Sep 30
LIS6:35 amLisbon Humberto Delgado
19h 59m
3 stops
SBN9:34 pmSouth Bend/Michiana
$1,684
Find similar
American Airlines
Aug 24
SBN6:08 amSouth Bend/Michiana
21h 57m
2 stops
LIS9:05 amLisbon Humberto Delgado
Aug 27
LIS11:05 amLisbon Humberto Delgado
16h 53m
2 stops
SBN10:58 pmSouth Bend/Michiana
$1,698
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from South Bend to Portugal 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 agosto 13, 2025.
Use the filters below to find and compare flights from South Bend to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

qua 12/3

9:10 am-8:10 am

2 stops18h 00m

Lisbon Humberto Delgado

dom 12/7

10:50 am-4:18 pm

2 stops34h 28m

$643

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

seg 1/12

11:37 am-8:10 am

2 stops15h 33m

Lisbon Humberto Delgado

dom 3/1

10:15 am-11:01 pm

2 stops17h 46m

$659

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

qua 12/3

11:57 am-8:10 am

2 stops15h 13m

Lisbon Humberto Delgado

dom 12/7

11:55 am-8:41 pm

1 stop13h 46m

$744

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

sáb 9/20

4:55 pm-9:20 am

2 stops35h 25m

Lisbon Humberto Delgado

ter 9/30

6:45 am-11:23 pm

2 stops21h 38m

$763

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

seg 9/22

7:35 am-10:30 am

2 stops21h 55m

Lisbon Humberto Delgado

seg 9/29

7:30 am-2:46 pm

2 stops36h 16m

$782

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

sáb 9/20

6:12 pm-11:25 am

2 stops36h 13m

Lisbon Humberto Delgado

ter 9/30

5:05 am-7:48 pm

2 stops19h 43m

$783

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

sáb 8/30

11:45 am-11:10 pm

2 stops30h 25m

Lisbon Humberto Delgado

sex 9/5

11:00 am-6:24 pm

2 stops36h 24m

$1,277

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

seg 8/25

11:07 am-10:40 am

1 stop18h 33m

Lisbon Humberto Delgado

qui 8/28

11:45 am-11:59 am

2 stops29h 14m

$1,386

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

sáb 9/20

6:05 am-9:05 am

2 stops22h 00m

Lisbon Humberto Delgado

ter 9/30

6:35 am-9:34 pm

3 stops19h 59m

$1,684

South BendLisbon

SBN - LIS

SBNLIS

South Bend/Michiana

dom 8/24

6:08 am-9:05 am

2 stops21h 57m

Lisbon Humberto Delgado

qua 8/27

11:05 am-10:58 pm

2 stops16h 53m

$1,698

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Portugal from

How to get the cheapest flight ticket from South Bend to Portugal

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 time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the morning. Flights from South Bend to Portugal during this time can be as low as $1,190. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,598 per ticket.

Cheap South Bend to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Bend to Portugal

Best Price Found

$773

Fastest flight time

13h 31m

Direct flights

None

Airports in Portugal

1 airport
The best one-way flight to Portugal from South Bend in the past 72 hours is $773. The best round-trip flight deal from South Bend to Portugal found on momondo in the last 72 hours is $643.
The fastest flight from South Bend to Portugal takes 13h 31m
There are no direct flights from South Bend to Portugal. Popular non-direct route for this connection is South Bend/Michiana Airport - Lisbon Humberto Delgado Airport.
There is 1 airport near Portugal: Lisbon Humberto Delgado (LIS)
Search flight deals

  • When did momondo last update prices for flights from South Bend/Michiana Airport to Portugal?

    Prices for flights from South Bend/Michiana Airport to Portugal were last updated today.

  • How many operators does momondo search for flights from South Bend/Michiana Airport to Portugal?

  • How old do you have to be to fly from South Bend/Michiana Airport to Portugal?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from South Bend/Michiana Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from South Bend to Portugal

Compare and see reviews for airlines that fly from South Bend to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $777Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from South Bend to Portugal?

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

Can I find flights from South Bend to Portugal with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for South Bend to Portugal flights to just show those with flexible booking policies.

How can momondo help me find flights from South Bend to Portugal?

momondo helps you find the best flight between South Bend and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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Find better results for your trip to Portugal

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