What airlines fly to United States?

American Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to United States from Marion, Illinois according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 6 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Marion Williamson County Airport to United States?

Prices for flights from Marion Williamson County Airport to United States were last updated today.

How old do you have to be to fly from Marion Williamson County Airport to United States?

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 Marion Williamson County Airport to United States.

What documentation or ID do you need to fly to United States?

The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$416 Cheap Flights from Marion, Illinois to the United States in 2026

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Marion, Illinois to the United States

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:25 pm - 9:36 am

MWA

LAS

19h 11m

1 stop

11:20 pm - 12:40 pm

LAS

MWA

11h 20m

1 stop

$416Multiple Airlines

Mon, Jun 22 - Wed, Jun 24

8:45 am - 7:35 pm

MWA

DEN

11h 50m

2 stops

5:05 pm - 12:40 pm

DEN

MWA

18h 35m

1 stop

$478Multiple Airlines

Tue, Jun 9 - Sat, Jun 13

8:45 am - 11:44 pm

MWA

DEN

15h 59m

1 stop

11:46 pm - 12:40 pm

DEN

MWA

11h 54m

2 stops

$493Multiple Airlines

Sat, Jun 6 - Wed, Jun 10

8:45 am - 11:54 pm

MWA

DEN

16h 09m

1 stop

5:05 pm - 12:40 pm

DEN

MWA

18h 35m

1 stop

$497Multiple Airlines

Tue, Jun 9 - Sat, Jun 13

8:45 am - 11:44 pm

MWA

DEN

15h 59m

1 stop

5:05 pm - 5:35 pm

DEN

MWA

23h 30m

1 stop

$512Multiple Airlines

Sat, Jun 6 - Wed, Jun 10

4:25 pm - 11:29 am

MWA

LAS

21h 04m

2 stops

11:20 pm - 5:35 pm

LAS

MWA

16h 15m

1 stop

$530Multiple Airlines

Mon, Jun 22 - Wed, Jun 24

4:25 pm - 11:57 pm

MWA

DEN

8h 32m

1 stop

11:46 pm - 12:40 pm

DEN

MWA

11h 54m

2 stops

$535Multiple Airlines

Sun, Jul 19 - Sun, Jul 26

4:25 pm - 11:44 pm

MWA

DEN

8h 19m

1 stop

10:29 pm - 5:35 pm

DEN

MWA

42h 06m

2 stops

$536Multiple Airlines

Fri, Jun 5 - Tue, Jun 9

4:25 pm - 9:36 am

MWA

LAS

19h 11m

1 stop

11:20 pm - 12:40 pm

LAS

MWA

11h 20m

1 stop

$546Multiple Airlines

Mon, Jun 8 - Fri, Jun 12

4:25 pm - 11:57 pm

MWA

DEN

8h 32m

1 stop

5:05 pm - 12:40 pm

DEN

MWA

18h 35m

1 stop

$556Multiple Airlines

Sun, Jul 19 - Sun, Jul 26

momondo Fare Finder

Use the filters below to find and compare flights from Marion, Illinois to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MarionLas Vegas

MWA - LAS

MWALAS

Marion Williamson County

Mon 6/22

4:25 pm-9:36 am

1 stop19h 11m

Las Vegas Harry Reid Intl

Wed 6/24

11:20 pm-12:40 pm

1 stop11h 20m

$416

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 6/9

8:45 am-7:35 pm

2 stops11h 50m

Denver Intl

Sat 6/13

5:05 pm-12:40 pm

1 stop18h 35m

$478

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Sat 6/6

8:45 am-11:44 pm

1 stop15h 59m

Denver Intl

Wed 6/10

11:46 pm-12:40 pm

2 stops11h 54m

$493

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Tue 6/9

8:45 am-11:54 pm

1 stop16h 09m

Denver Intl

Sat 6/13

5:05 pm-12:40 pm

1 stop18h 35m

$497

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Sat 6/6

8:45 am-11:44 pm

1 stop15h 59m

Denver Intl

Wed 6/10

5:05 pm-5:35 pm

1 stop23h 30m

$512

MarionLas Vegas

MWA - LAS

MWALAS

Marion Williamson County

Mon 6/22

4:25 pm-11:29 am

2 stops21h 04m

Las Vegas Harry Reid Intl

Wed 6/24

11:20 pm-5:35 pm

1 stop16h 15m

$530

Quickest round-trip

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Sun 7/19

4:25 pm-11:57 pm

1 stop8h 32m

Denver Intl

Sun 7/26

11:46 pm-12:40 pm

2 stops11h 54m

$535

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Fri 6/5

4:25 pm-11:44 pm

1 stop8h 19m

Denver Intl

Tue 6/9

10:29 pm-5:35 pm

2 stops42h 06m

$536

MarionLas Vegas

MWA - LAS

MWALAS

Marion Williamson County

Mon 6/8

4:25 pm-9:36 am

1 stop19h 11m

Las Vegas Harry Reid Intl

Fri 6/12

11:20 pm-12:40 pm

1 stop11h 20m

$546

MarionDenver

MWA - DEN

MWADEN

Marion Williamson County

Sun 7/19

4:25 pm-11:57 pm

1 stop8h 32m

Denver Intl

Sun 7/26

5:05 pm-12:40 pm

1 stop18h 35m

$556

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Marion, Illinois to United States

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

Prices

Airlines

What is the cheapest month to fly to United States?

In general, February is the cheapest month to fly from Marion, Illinois to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel during the month of February, then book flights to United States from Marion, Illinois during January instead. Flights to United States in January, while not as cheap as those in February, still average around $0.

Cheap Marion, Illinois to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Marion, Illinois to United States

Best Price Found	$68
Fastest flight time	8h 21m
Direct flights	None

The best one-way flight to United States from Marion, Illinois in the past 72 hours is $68. The best round-trip flight deal from Marion, Illinois to United States found on momondo in the last 72 hours is $215.

The fastest flight from Marion, Illinois to United States takes 8h 21m

There are no direct flights from Marion, Illinois to United States. There are no popular flight routes from Marion, Illinois to United States.

Search flight deals

Frequently asked questions about flying from Marion, Illinois to the United States

When did momondo last update prices for flights from Marion Williamson County Airport to United States?
Prices for flights from Marion Williamson County Airport to United States were last updated today.
How old do you have to be to fly from Marion Williamson County Airport to United States?
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 Marion Williamson County Airport to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Marion, Illinois to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Marion, Illinois to United States is Canadair (Bombardier) Regional Jet (80.00% of total bookings). The next most popular plane models are Embraer ERJ-145 (6.67%), Canadair (Bombardier) Regional Jet CRJ-550 (6.67%), and Embraer ERJ-135 / ERJ-140 / ERJ-145 (6.67%).

Why use momondo?

Why should I use momondo to find a flight deal from Marion to United States?

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

Can I find flights from Marion to United States with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Marion to United States flights to just show those with flexible booking policies.

How can momondo help me find flights from Marion to United States?

momondo helps you find the best flight between Marion and United States 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 Marion to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Marion and alert you when they change.