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Cheap flights from Marquette to St. Louis from $476

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Marquette to St. Louis departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Marquette to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:49 pm - 3:41 pm
MQT
-
STL
20h 52m
1 stop
United Airlines Logo
1:08 pm - 7:14 pm
STL
-
MQT
5h 06m
1 stop
$476United Airlines
Tue, Nov 3 - Sat, Nov 7
United Airlines Logo
4:30 pm - 9:13 pm
MQT
-
STL
5h 43m
1 stop
United Airlines Logo
7:04 pm - 11:57 pm
STL
-
MQT
3h 53m
1 stop
$598United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
4:30 pm - 9:13 pm
MQT
-
STL
5h 43m
1 stop
United Airlines Logo
7:04 pm - 11:57 pm
STL
-
MQT
3h 53m
1 stop
$601United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
7:49 pm - 4:39 pm
MQT
-
STL
21h 50m
2 stops
United Airlines Logo
1:08 pm - 7:14 pm
STL
-
MQT
5h 06m
1 stop
$604United Airlines
Tue, Nov 3 - Sat, Nov 7
United Airlines Logo
4:30 pm - 4:26 pm
MQT
-
STL
24h 56m
2 stops
United Airlines Logo
7:04 pm - 11:57 pm
STL
-
MQT
3h 53m
1 stop
$710United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
4:30 pm - 4:26 pm
MQT
-
STL
24h 56m
2 stops
United Airlines Logo
7:04 pm - 11:57 pm
STL
-
MQT
3h 53m
1 stop
$773United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
8:45 am - 11:25 pm
MQT
-
STL
15h 40m
2 stops
United Airlines Logo
7:04 pm - 11:57 pm
STL
-
MQT
3h 53m
1 stop
$777United Airlines
Tue, Dec 8 - Sat, Dec 12
United Airlines Logo
4:30 pm - 12:43 pm
MQT
-
STL
21h 13m
2 stops
United Airlines Logo
9:13 am - 11:57 pm
STL
-
MQT
13h 44m
2 stops
$860United Airlines
Tue, Dec 8 - Sat, Dec 12

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American Airlines flights from Marquette to St. Louis

Our best American Airlines deals on Marquette to St. Louis flight tickets
American Airlines
Jul 2
MQT7:45 amMarquette Sawyer Intl
6h 04m
1 stop
STL12:49 pmLambert-St Louis
Jul 8
STL9:25 amLambert-St Louis
11h 08m
2 stops
MQT9:33 pmMarquette Sawyer Intl
$447
American Airlines
Jul 2
MQT7:45 amMarquette Sawyer Intl
6h 04m
1 stop
STL12:49 pmLambert-St Louis
Jul 8
STL6:55 amLambert-St Louis
13h 38m
1 stop
MQT9:33 pmMarquette Sawyer Intl
$649

United Airlines flights from Marquette to St. Louis

Our best United Airlines deals on Marquette to St. Louis flight tickets
United Airlines
Nov 3
MQT7:49 pmMarquette Sawyer Intl
20h 52m
1 stop
STL3:41 pmLambert-St Louis
Nov 7
STL1:08 pmLambert-St Louis
5h 06m
1 stop
MQT7:14 pmMarquette Sawyer Intl
$476
United Airlines
Dec 8
MQT4:30 pmMarquette Sawyer Intl
5h 43m
1 stop
STL9:13 pmLambert-St Louis
Dec 12
STL7:04 pmLambert-St Louis
3h 53m
1 stop
MQT11:57 pmMarquette Sawyer Intl
$598
United Airlines
Dec 8
MQT4:30 pmMarquette Sawyer Intl
5h 43m
1 stop
STL9:13 pmLambert-St Louis
Dec 12
STL7:04 pmLambert-St Louis
3h 53m
1 stop
MQT11:57 pmMarquette Sawyer Intl
$601

momondo Fare Finder

 
Customize your flight search to find flights from Marquette to St. Louis 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 June 29, 2026.
Use the filters below to find and compare flights from Marquette to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 11/3

7:49 pm-3:41 pm

1 stop20h 52m

Lambert-St Louis

Sat 11/7

1:08 pm-7:14 pm

1 stop5h 06m

$476
Quickest round-trip

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

4:30 pm-9:13 pm

1 stop5h 43m

Lambert-St Louis

Sat 12/12

7:04 pm-11:57 pm

1 stop3h 53m

$598

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

4:30 pm-9:13 pm

1 stop5h 43m

Lambert-St Louis

Sat 12/12

7:04 pm-11:57 pm

1 stop3h 53m

$601

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 11/3

7:49 pm-4:39 pm

2 stops21h 50m

Lambert-St Louis

Sat 11/7

1:08 pm-7:14 pm

1 stop5h 06m

$604

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

4:30 pm-4:26 pm

2 stops24h 56m

Lambert-St Louis

Sat 12/12

7:04 pm-11:57 pm

1 stop3h 53m

$710

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

4:30 pm-4:26 pm

2 stops24h 56m

Lambert-St Louis

Sat 12/12

7:04 pm-11:57 pm

1 stop3h 53m

$773

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

8:45 am-11:25 pm

2 stops15h 40m

Lambert-St Louis

Sat 12/12

7:04 pm-11:57 pm

1 stop3h 53m

$777

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Tue 12/8

4:30 pm-12:43 pm

2 stops21h 13m

Lambert-St Louis

Sat 12/12

9:13 am-11:57 pm

2 stops13h 44m

$860

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Marquette to St. Louis

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

Cheap Marquette to St. Louis (MQT to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Marquette to St. Louis

Fastest flight time

5h 43m

Direct flights

None
The fastest flight from Marquette to St. Louis takes 5h 43m
There are no direct flights from Marquette to St. Louis. There are no popular flight routes from Marquette to St. Louis.
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Frequently asked questions about flying from Marquette to St. Louis

  • How far is Marquette Sawyer Intl to Lambert-St Louis by plane?

    The straight-line distance from Marquette Sawyer Intl to Lambert-St Louis is 564.7 mi. Typically, this will take 5h 43m by plane in normal conditions.

  • When did momondo last update prices for flights from Marquette Sawyer Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Marquette Sawyer Intl Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Marquette Sawyer Intl Airport to Lambert-St Louis Airport?

    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 Marquette Sawyer Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport 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 Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Marquette to St. Louis

  • How do I get Price Alerts for flights from Marquette to St. Louis?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Marquette from St. Louis. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Marquette to St. Louis with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Fenton
Farmington
Wentzville
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Marquette to St. Louis?

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

Can I find flights from Marquette to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Marquette with this policy.

How can momondo help me find flights from Marquette to St. Louis?

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

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

Price alerts on flights to St. Louis from Marquette are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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