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Cheap flights from Missouri to Portugal from $303

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Portugal departing on 7/27. 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
0 bags

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Find the cheapest flights from Missouri to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:40 pm - 11:05 pm
STL
-
LIS
19h 25m
1 stop
Multiple Airlines Logo
6:35 am - 10:17 pm
LIS
-
STL
21h 42m
2 stops
$514Multiple Airlines
Sun, Apr 26 - Wed, May 6
British Airways Logo
6:28 pm - 11:10 pm
MCI
-
LIS
22h 42m
2 stops
British Airways Logo
11:05 am - 9:56 pm
LIS
-
MCI
16h 51m
1 stop
$518British Airways
Fri, Apr 17 - Thu, Apr 23
Iberia Logo
12:25 pm - 11:50 am
STL
-
LIS
17h 25m
2 stops
Iberia Logo
8:25 am - 10:17 pm
LIS
-
STL
19h 52m
2 stops
$520Iberia
Mon, Apr 13 - Mon, Apr 20
Delta Logo
9:39 am - 11:15 am
MCI
-
LIS
19h 36m
2 stops
Delta Logo
11:55 am - 11:50 pm
LIS
-
MCI
17h 55m
2 stops
$522Delta
Mon, Apr 13 - Mon, Apr 20
Iberia Logo
7:50 pm - 11:25 pm
MCI
-
LIS
21h 35m
2 stops
Iberia Logo
8:25 am - 12:07 am
LIS
-
MCI
21h 42m
2 stops
$528Iberia
Fri, Apr 17 - Thu, Apr 23
Iberia Logo
6:11 pm - 11:25 pm
STL
-
LIS
23h 14m
2 stops
Iberia Logo
6:35 am - 10:17 pm
LIS
-
STL
21h 42m
2 stops
$528Iberia
Tue, Apr 7 - Wed, Apr 15
Finnair Logo
11:05 am - 11:25 pm
MCI
-
LIS
30h 20m
2 stops
Finnair Logo
6:35 am - 10:57 pm
LIS
-
MCI
22h 22m
2 stops
$537Finnair
Fri, Apr 17 - Thu, Apr 23
American Airlines Logo
9:40 pm - 11:05 pm
STL
-
LIS
19h 25m
1 stop
American Airlines Logo
7:20 am - 7:33 pm
LIS
-
STL
18h 13m
2 stops
$539American Airlines
Sun, Apr 26 - Wed, May 6
American Airlines Logo
8:03 pm - 5:45 pm
STL
-
LIS
15h 42m
2 stops
American Airlines Logo
7:20 am - 7:29 pm
LIS
-
STL
18h 09m
2 stops
$543American Airlines
Sun, Apr 12 - Sun, Apr 19
Delta Logo
6:41 pm - 7:15 pm
MCI
-
OPO
18h 34m
2 stops
Delta Logo
5:00 am - 10:11 pm
OPO
-
MCI
23h 11m
2 stops
$703Delta
Thu, Apr 9 - Thu, Apr 16

British Airways flights from Missouri to Portugal

Our best British Airways deals on Missouri to Portugal flight tickets
British Airways
Apr 17
MCI6:28 pmKansas City
22h 42m
2 stops
LIS11:10 pmLisbon Humberto Delgado
Apr 23
LIS11:05 amLisbon Humberto Delgado
16h 51m
1 stop
MCI9:56 pmKansas City
$518
British Airways
Apr 17
MCI6:28 pmKansas City
22h 42m
2 stops
LIS11:10 pmLisbon Humberto Delgado
Apr 23
LIS6:45 pmLisbon Humberto Delgado
33h 11m
2 stops
MCI9:56 pmKansas City
$532
British Airways
Apr 7
STL11:45 amLambert-St Louis
29h 15m
2 stops
LIS11:00 pmLisbon Humberto Delgado
Apr 21
LIS11:05 amLisbon Humberto Delgado
14h 24m
1 stop
STL7:29 pmLambert-St Louis
$534

Iberia flights from Missouri to Portugal

Our best Iberia deals on Missouri to Portugal flight tickets
Iberia
Apr 13
STL12:25 pmLambert-St Louis
17h 25m
2 stops
LIS11:50 amLisbon Humberto Delgado
Apr 20
LIS8:25 amLisbon Humberto Delgado
19h 52m
2 stops
STL10:17 pmLambert-St Louis
$520
Iberia
Apr 7
STL6:11 pmLambert-St Louis
23h 14m
2 stops
LIS11:25 pmLisbon Humberto Delgado
Apr 15
LIS6:35 amLisbon Humberto Delgado
21h 42m
2 stops
STL10:17 pmLambert-St Louis
$528
Iberia
Apr 17
MCI7:50 pmKansas City
21h 35m
2 stops
LIS11:25 pmLisbon Humberto Delgado
Apr 23
LIS11:05 amLisbon Humberto Delgado
16h 51m
1 stop
MCI9:56 pmKansas City
$536

momondo Fare Finder

 
Customize your flight search to find flights from Missouri 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 March 2, 2026.
Use the filters below to find and compare flights from Missouri to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sun 4/26

9:40 pm-11:05 pm

1 stop19h 25m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-10:17 pm

2 stops21h 42m

$514

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Fri 4/17

6:28 pm-11:10 pm

2 stops22h 42m

Lisbon Humberto Delgado

Thu 4/23

11:05 am-9:56 pm

1 stop16h 51m

$518

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Mon 4/13

12:25 pm-11:50 am

2 stops17h 25m

Lisbon Humberto Delgado

Mon 4/20

8:25 am-10:17 pm

2 stops19h 52m

$520

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Mon 4/13

9:39 am-11:15 am

2 stops19h 36m

Lisbon Humberto Delgado

Mon 4/20

11:55 am-11:50 pm

2 stops17h 55m

$522

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Fri 4/17

7:50 pm-11:25 pm

2 stops21h 35m

Lisbon Humberto Delgado

Thu 4/23

8:25 am-12:07 am

2 stops21h 42m

$528

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Tue 4/7

6:11 pm-11:25 pm

2 stops23h 14m

Lisbon Humberto Delgado

Wed 4/15

6:35 am-10:17 pm

2 stops21h 42m

$528

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Fri 4/17

11:05 am-11:25 pm

2 stops30h 20m

Lisbon Humberto Delgado

Thu 4/23

6:35 am-10:57 pm

2 stops22h 22m

$537

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sun 4/26

9:40 pm-11:05 pm

1 stop19h 25m

Lisbon Humberto Delgado

Wed 5/6

7:20 am-7:33 pm

2 stops18h 13m

$539

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sun 4/12

8:03 pm-5:45 pm

2 stops15h 42m

Lisbon Humberto Delgado

Sun 4/19

7:20 am-7:29 pm

2 stops18h 09m

$543

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Thu 4/9

6:41 pm-7:15 pm

2 stops18h 34m

Porto

Thu 4/16

5:00 am-10:11 pm

2 stops23h 11m

$703

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 Portugal from

How to get the cheapest flight ticket from Missouri 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 month to fly to Portugal?

The cheapest month to fly to Portugal from Missouri is in January. Flight prices, which tend to average around $617, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Missouri during April instead. Flights to Portugal in April, while not as cheap as those in January, still average around $657.

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Missouri when booking week ahead of your departure date. In general, you can expect to find flights to Portugal for around $1,046 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Missouri for as low as $735 on momondo.

Can stopping save me money on Missouri to Portugal flights?

You could potentially save up to 40% on your flight if you consider stops on a Missouri to Portugal flight.

Cheap Missouri to Portugal flight deals and tips

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

Fastest flight time

10h 45m

Direct flights

None
The fastest flight from Missouri to Portugal takes 10h 45m
There are no direct flights from Missouri to Portugal. There are no popular flight routes from Missouri to Portugal.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Portugal?

    Prices for flights from Missouri to Portugal were last updated today.

  • How many operators does momondo search for flights from Missouri to Portugal?

  • How old do you have to be to fly from Missouri 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 Missouri to Portugal.

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

    The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Portugal

Compare and see reviews for airlines that fly from Missouri to Portugal with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $458Free CancellationRating
6.7
7,773 reviews
Search British Airways flights
American AirlinesPriceFrom $460Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights
LufthansaPriceFrom $520Free CancellationRating
6.8
7,821 reviews
Search Lufthansa flights
IberiaPriceFrom $525Free CancellationRating
7.0
3,130 reviews
Search Iberia flights
United AirlinesPriceFrom $533Free CancellationRating
7.4
9,378 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $553Free CancellationRating
7.5
680 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $558Free CancellationRating
7.9
8,242 reviews
Search Delta flights
KLMPriceFrom $578Free CancellationRating
7.7
1,461 reviews
Search KLM flights
Air FrancePriceFrom $589Free CancellationRating
7.4
1,541 reviews
Search Air France flights
Air CanadaPriceFrom $702Free CancellationRating
7.1
10,770 reviews
Search Air Canada flights

Why use momondo?

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

Finding the right flight to Portugal from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portugal quick and easy, saving you time and money.

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

All flight searches from Missouri to Portugal on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Missouri to Portugal?

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

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

If you are not ready to book a flight from Missouri 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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Popular flights according to clicks in the last 7 days on momondo
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