Cheap flights from Marquette to St. Louis from $318

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 5/18. 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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Cheap round-trip flights

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American Airlines Logo
6:55 pm - 11:56 pm
MQT
-
STL
6h 01m
1 stop
American Airlines Logo
9:08 am - 3:55 pm
STL
-
MQT
5h 47m
1 stop
$318American Airlines
ن, مايو 18 - ح, مايو 24
American Airlines Logo
6:55 pm - 10:19 pm
MQT
-
STL
4h 24m
1 stop
American Airlines Logo
5:14 am - 3:55 pm
STL
-
MQT
9h 41m
2 stops
$324American Airlines
ن, مايو 18 - ح, مايو 24
American Airlines Logo
6:55 pm - 10:19 pm
MQT
-
STL
4h 24m
1 stop
American Airlines Logo
4:30 pm - 9:16 pm
STL
-
MQT
3h 46m
1 stop
$369American Airlines
ج, مايو 15 - ث, مايو 19
American Airlines Logo
6:55 pm - 10:19 pm
MQT
-
STL
4h 24m
1 stop
American Airlines Logo
7:05 am - 9:16 pm
STL
-
MQT
13h 11m
1 stop
$409American Airlines
ج, مايو 15 - ث, مايو 19
American Airlines Logo
6:55 pm - 10:19 pm
MQT
-
STL
4h 24m
1 stop
American Airlines Logo
7:00 am - 9:16 pm
STL
-
MQT
13h 16m
2 stops
$487American Airlines
ج, مايو 15 - ث, مايو 19
Delta Logo
5:15 pm - 11:59 pm
MQT
-
STL
7h 44m
2 stops
Delta Logo
6:04 pm - 10:46 pm
STL
-
MQT
3h 42m
1 stop
$494Delta
ج, مايو 15 - ث, مايو 19
Delta Logo
5:15 pm - 11:59 pm
MQT
-
STL
7h 44m
2 stops
Delta Logo
11:25 am - 10:46 pm
STL
-
MQT
10h 21m
2 stops
$499Delta
ج, مايو 15 - ث, مايو 19
American Airlines Logo
6:52 am - 1:22 pm
MQT
-
STL
7h 30m
2 stops
American Airlines Logo
5:14 am - 3:55 pm
STL
-
MQT
9h 41m
2 stops
$556American Airlines
ن, مايو 18 - ح, مايو 24

American Airlines flights from Marquette to St. Louis

Our best American Airlines deals on Marquette to St. Louis flight tickets
American Airlines
May 18
MQT6:55 pmMarquette Sawyer Intl
6h 01m
1 stop
STL11:56 pmLambert-St Louis
May 24
STL9:08 amLambert-St Louis
5h 47m
1 stop
MQT3:55 pmMarquette Sawyer Intl
$318
American Airlines
May 18
MQT6:55 pmMarquette Sawyer Intl
4h 24m
1 stop
STL10:19 pmLambert-St Louis
May 24
STL5:14 amLambert-St Louis
9h 41m
2 stops
MQT3:55 pmMarquette Sawyer Intl
$324
American Airlines
May 15
MQT6:55 pmMarquette Sawyer Intl
4h 24m
1 stop
STL10:19 pmLambert-St Louis
May 19
STL4:30 pmLambert-St Louis
3h 46m
1 stop
MQT9:16 pmMarquette Sawyer Intl
$369

Delta flights from Marquette to St. Louis

Our best Delta deals on Marquette to St. Louis flight tickets
Delta
May 15
MQT5:15 pmMarquette Sawyer Intl
7h 44m
2 stops
STL11:59 pmLambert-St Louis
May 19
STL6:04 pmLambert-St Louis
3h 42m
1 stop
MQT10:46 pmMarquette Sawyer Intl
$494
Delta
May 15
MQT5:15 pmMarquette Sawyer Intl
7h 44m
2 stops
STL11:59 pmLambert-St Louis
May 19
STL11:25 amLambert-St Louis
10h 21m
2 stops
MQT10:46 pmMarquette Sawyer Intl
$499

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 أبريل 18, 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

ن 5/18

6:55 pm-11:56 pm

1 stop6h 01m

Lambert-St Louis

ح 5/24

9:08 am-3:55 pm

1 stop5h 47m

$318

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ن 5/18

6:55 pm-10:19 pm

1 stop4h 24m

Lambert-St Louis

ح 5/24

5:14 am-3:55 pm

2 stops9h 41m

$324
Quickest round-trip

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ج 5/15

6:55 pm-10:19 pm

1 stop4h 24m

Lambert-St Louis

ث 5/19

4:30 pm-9:16 pm

1 stop3h 46m

$369

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ج 5/15

6:55 pm-10:19 pm

1 stop4h 24m

Lambert-St Louis

ث 5/19

7:05 am-9:16 pm

1 stop13h 11m

$409

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ج 5/15

6:55 pm-10:19 pm

1 stop4h 24m

Lambert-St Louis

ث 5/19

7:00 am-9:16 pm

2 stops13h 16m

$487

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ج 5/15

5:15 pm-11:59 pm

2 stops7h 44m

Lambert-St Louis

ث 5/19

6:04 pm-10:46 pm

1 stop3h 42m

$494

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ج 5/15

5:15 pm-11:59 pm

2 stops7h 44m

Lambert-St Louis

ث 5/19

11:25 am-10:46 pm

2 stops10h 21m

$499

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

ن 5/18

6:52 am-1:22 pm

2 stops7h 30m

Lambert-St Louis

ح 5/24

5:14 am-3:55 pm

2 stops9h 41m

$556

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

6h 01m

Direct flights

None
The fastest flight from Marquette to St. Louis takes 6h 01m
There are no direct flights from Marquette to St. Louis. There are no popular flight routes from Marquette to St. Louis.

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 6h 01m 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
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

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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1 adult
ن 5/18
ن 5/25

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