$118 Cheap flights to Grant County

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Top places to visit in Grant County

A calm lake with clear reflections, surrounded by autumn-colored trees and rocky shores.
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Milbank

Milbank

Cheap flights to Grant County from $118 One Way, $240 Round Trip

$240 return flights and $118 one-way flights to Grant County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 27 - Wed, Oct 28
DEN
Denver
ATY
Watertown
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 27 from Denver to Watertown, returning Wed, Oct 28, priced at $240 found 1 day ago
Fri, Oct 16 - Mon, Oct 19
DEN
Denver
ATY
Watertown
$244 Roundtrip, found 21 hours ago
$244
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Oct 16 from Denver to Watertown, returning Mon, Oct 19, priced at $244 found 21 hours ago
Fri, Oct 16 - Mon, Oct 19
DEN
Denver
ATY
Watertown
$270 Roundtrip, found 21 hours ago
$270
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Oct 16 from Denver to Watertown, returning Mon, Oct 19, priced at $270 found 21 hours ago
Fri, Oct 16 - Mon, Oct 19
DEN
Denver
ATY
Watertown
$274 Roundtrip, found 21 hours ago
$274
Roundtrip
found 21 hours ago
Select United flight, departing Fri, Oct 16 from Denver to Watertown, returning Mon, Oct 19, priced at $274 found 21 hours ago
Thu, Oct 8 - Sun, Oct 11
DEN
Denver
ATY
Watertown
$332 Roundtrip, found 6 days ago
$332
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 8 from Denver to Watertown, returning Sun, Oct 11, priced at $332 found 6 days ago
Thu, Oct 8 - Sun, Oct 11
DEN
Denver
ATY
Watertown
$345 Roundtrip, found 6 days ago
$345
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 8 from Denver to Watertown, returning Sun, Oct 11, priced at $345 found 6 days ago

Deals For This Weekend's Flights

Find The Perfect Hotel For After Your Flight

Score Epic Grant County Accommodation Deals

Grandstay Hotel and Suites Milbank

Grandstay Hotel and Suites Milbank

2.5 out of 5
1005 S. Dakota Street Milbank SD
Fully refundableReserve now, pay when you stay
$144 nightly
The price is $156 total per night from Oct 1 to Oct 2
$156 total
Oct 1 - Oct 2
Total with taxes and fees
Stay at this hotel in Milbank. Enjoy free breakfast, free WiFi, and free parking. Popular attraction Lake Farley Park is located nearby.
9.4/10 Exceptional! (310 reviews)
"Guests with small children should be on the first floor so when they get well needed exercise they don’t sound like a herd of horses overhead."

Reviewed on Sep 26, 2026

Opens in a new windowGrandstay Hotel and Suites Milbank
Lantern Motel

Lantern Motel

2 out of 5
1010 S Dakota St Milbank SD
Fully refundableReserve now, pay when you stay
$71 nightly
The price is $77 total per night from Oct 1 to Oct 2
$77 total
Oct 1 - Oct 2
Total with taxes and fees
Stay at this motel in Milbank. Enjoy free breakfast, free WiFi, and free parking. Popular attraction Lake Farley Park is located nearby.
8.6/10 Excellent! (91 reviews)
"The motel is clean, welcoming, and refreshed!"

Reviewed on Sep 26, 2026

Opens in a new windowLantern Motel
Super 8 by Wyndham Milbank SD

Super 8 by Wyndham Milbank SD

2 out of 5
1205 E Highway 12 Milbank SD
Fully refundableReserve now, pay when you stay
$70 nightly
The price is $76 total per night from Oct 4 to Oct 5
$76 total
Oct 4 - Oct 5
Total with taxes and fees
Book a stay at this business-friendly motel in Milbank. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
7.6/10 Good! (239 reviews)
"Very quiet and quite a few selection of restaurants to eat"

Reviewed on Sep 21, 2026

Opens in a new windowSuper 8 by Wyndham Milbank SD
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1BR cabin on Big Stone Lake

1BR cabin on Big Stone Lake

Big Stone City SD
Stay at this cabin in Big Stone City. Enjoy air conditioning. Popular attractions Lakeside Park and Cliffs Park are located nearby.
10/10 Exceptional! (20 reviews)
"It was very clean and the host's were accommodating."

Reviewed on Sep 20, 2026

Get rates
Opens in a new window 1BR cabin on Big Stone Lake
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Need a Car For After Your Flight?

Economy

Chevrolet Spark
  • 4 people
Chevrolet Spark
Economy Chevrolet Spark

Compact

Ford Focus
  • 4 people
Ford Focus
Compact Ford Focus

Midsize

Toyota Corolla
  • 5 people
Toyota Corolla
Midsize Toyota Corolla

SUV

Jeep Compass
  • 5 people
Jeep Compass
SUV Jeep Compass

Grant County

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Bargain Flights to Grant County

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Orbitz finds you the lowest fares, but you can still add your miles to your frequent flyer program to earn miles or points on selected flights to Grant County. When making your booking, reference your frequent flyer number to receive discounts in the future.

Outstanding Customer Service

Orbitz values your business and wants to ensure that all of your flights are as easy as possible to book. If you have booked a flight to Grant County but need to cancel it, you may be able to do so online. If you have any questions or need help, the dedicated Orbitz customer service team is always standing by.

Frequently asked questions

What is the best airport to fly to in Grant County?
Watertown Regional Airport (ATY) is the major entry point for this unique destination. Once you've left the terminal, the possibilities are endless when it comes to discovering Grant County.
How much is a flight to Grant County?
Return flight prices dropped as low as $240 this week to Grant County, and rose to a high of $345. Several lucky passengers journeying out of Denver (DEN) managed to snare one-way tickets from just $118.
How to book the cheapest flight to Grant County?
With some of the most exciting flight deals around, you're guaranteed value for money with Orbitz. The following hints and tips will help you score cheap flights to Grant County — and leave you with more money to play with:

  • Departing from or landing at nearby airports can sometimes be cheaper. Type in your preferred departure and arrival points. Next, click on the 'Nearby airports' function below to explore your options.
  • Also, click on the 'Show flexible dates' link to view the prices on days either side of your chosen departure. It's possible to score cheaper flight deals if your dates are flexible.
  • You can also select the 'Show options' function to filter results for your preferred carrier, seating class, nonstop flights and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you'd like to fly.
  • The early bird catches the best savings, so book your tickets the moment you know your travel dates. The cheapest fares sell out first and prices normally rise as the departure date gets closer.
  • Save big on your vacation by bundling your hotel, flights and car rentals into one handy package. Your budget will thank you.
  • Don't fly during peak seasons if possible. By steering clear of school vacations and summer, you can save big on your airfare.

What is the best time to book a flight to Grant County?
If your schedule allows, purchase your tickets to Grant County in January. This is the best month to reserve low airfares, closely followed by February and August. With a bit of patience and planning, you're bound to find a cheap flight with Orbitz.
What day of the week is the cheapest to book a flight to Grant County?
Make a booking on a Tuesday, Wednesday or Saturday. Typically, these are the cheapest days to purchase tickets to Grant County. The getaway of your dreams starts with a terrific flight deal!
What is the cheapest day of the week to fly to Grant County?
You can score cheap flights to Grant County by flying out on a Monday, according to Orbitz data from 2020. Tuesday is also more affordable, while Saturday has the most costly airfares. Whether you prefer to save cash or fly whenever is convenient, you'll always get a rewarding deal with Orbitz.
What is the cheapest month to fly to Grant County?
Consider flying during August if you don't want to put a dent in your budget. Orbitz data shows that this is generally the best month for cheap flights to Grant County. June is when prices hit their peak.
Which airlines allow free cancellation?
Orbitz makes it easy to find airlines that offer flexibility. Simply choose "Filter by flexible change policies" when searching for your Grant County flights and ta-da! We'll show you options that include free cancellation within 24 hours of booking, no change fees and of course, an amazing low price.
What do I need for the flight to Grant County?
The secret to a comfortable and successful flight is preparation. Listed below are some tips to help you get ready for your adventure:

  • Your travel documents are the most important things you'll need to take with you on your flight. To avoid any dramas when checking in, make sure that the personal information on your ticket is the same as on your government-issued photo ID.
  • Make time fly by even faster on your short flight by packing the right stuff. Think yummy snacks, bottled water and entertainment. If you'd like your trip to Grant County to go quietly, throw some headphones into your bag too.
  • It can get cold on the plane. If you don't want to shiver your way through the flight, layer up.

How do I get cheap first-class/business deals to Grant County?
Smart travelers have honed the art of finding business or first-class flights to Grant County without the eye-watering price tag. Follow in their footsteps with these handy hints:

  • Flexibility is key. By being open to other travel dates, you'll have more chances of picking up a rewarding deal on first or business-class airfares.
  • Look for a low-cost airline that has seats in business class. They usually come with more space and a glass of Champagne — but at a more affordable price.
  • Bid for an upgrade. Some carriers hold online auctions that let you put down a price for a seat up the front. You may also be able to upgrade with points earned through a flight loyalty program.

What is the best time to go to Grant County?
There's loads of fun to be had whatever time of the year you decide to visit Grant County, but May, August and October are the most popular months. Like to fill your itinerary with stacks of warm-weather activities? Plan your trip close to June 20. This is when the summer season starts in the Northern Hemisphere. Expect the mercury to float between 60 ºF and 80 ºF during this time.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.