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Cheap flights from Rapid City to Guam from $2,154

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Guam departing on 10/3. 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 Rapid City to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:48 am - 11:55 pmRAP  Rapid City-GUM Tamuning Guam Intl
25h 07m2 stops Minneapolis St Paul Incheon Intl
Delta Logo
5:20 pm - 10:30 pmGUM  Tamuning Guam Intl-RAP Rapid City
45h 10m2 stops Incheon Intl Minneapolis St Paul
$2,154Delta
Sat, Oct 3 - Sat, Oct 17
United Airlines Logo
5:30 am - 9:45 pmRAP  Rapid City-GUM Tamuning Guam Intl
23h 15m2 stops Denver Intl Tokyo Narita
United Airlines Logo
7:45 am - 2:43 pmGUM  Tamuning Guam Intl-RAP Rapid City
23h 58m2 stops Honolulu Denver Intl
$2,305United Airlines
Tue, Feb 2 - Sat, Feb 6
United Airlines Logo
5:00 am - 9:50 pmRAP  Rapid City-GUM Tamuning Guam Intl
24h 50m3 stops Denver Intl San Francisco Tokyo Narita
United Airlines Logo
1:00 pm - 7:20 pmGUM  Tamuning Guam Intl-RAP Rapid City
22h 20m3 stops Tokyo Narita San Francisco Denver Intl
$2,374United Airlines
Sat, Oct 3 - Sat, Oct 17
United Airlines Logo
7:05 am - 5:10 amRAP  Rapid City-GUM Tamuning Guam Intl
29h 05m3 stops Denver Intl Tokyo Narita Koror Airai
United Airlines Logo
7:45 am - 5:03 pmGUM  Tamuning Guam Intl-RAP Rapid City
26h 18m2 stops Honolulu Denver Intl
$3,094United Airlines
Tue, Feb 2 - Sat, Feb 6

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United Airlines flights from Rapid City to Guam

Our best United Airlines deals on Rapid City to Guam flight tickets
United Airlines
Feb 2
RAP5:30 amRapid City
23h 15m
2 stops
GUM9:45 pmTamuning Guam Intl
Feb 6
GUM7:45 amTamuning Guam Intl
23h 58m
2 stops
RAP2:43 pmRapid City
$2,305
United Airlines
Oct 3
RAP5:00 amRapid City
24h 50m
3 stops
GUM9:50 pmTamuning Guam Intl
Oct 17
GUM1:00 pmTamuning Guam Intl
22h 20m
3 stops
RAP7:20 pmRapid City
$2,374
United Airlines
Feb 2
RAP7:05 amRapid City
29h 05m
3 stops
GUM5:10 amTamuning Guam Intl
Feb 6
GUM7:45 amTamuning Guam Intl
26h 18m
2 stops
RAP5:03 pmRapid City
$3,094

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to Guam 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 August 13, 2026.
Use the filters below to find and compare flights from Rapid City to Guam that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

Rapid CityTamuning

RAP Rapid City - GUM Tamuning Guam Intl

RAPGUM

Rapid City

Sat 10/3

6:48 am-11:55 pm

2 stops25h 07m

Tamuning Guam Intl

Sat 10/17

5:20 pm-10:30 pm

2 stops45h 10m

$2,154

Rapid CityTamuning

RAP Rapid City - GUM Tamuning Guam Intl

RAPGUM

Rapid City

Tue 2/2

5:30 am-9:45 pm

2 stops23h 15m

Tamuning Guam Intl

Sat 2/6

7:45 am-2:43 pm

2 stops23h 58m

$2,305
Quickest round-trip

Rapid CityTamuning

RAP Rapid City - GUM Tamuning Guam Intl

RAPGUM

Rapid City

Sat 10/3

5:00 am-9:50 pm

3 stops24h 50m

Tamuning Guam Intl

Sat 10/17

1:00 pm-7:20 pm

3 stops22h 20m

$2,374

Rapid CityTamuning

RAP Rapid City - GUM Tamuning Guam Intl

RAPGUM

Rapid City

Tue 2/2

7:05 am-5:10 am

3 stops29h 05m

Tamuning Guam Intl

Sat 2/6

7:45 am-5:03 pm

2 stops26h 18m

$3,094

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Rapid City to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Guam

Fastest flight time

23h 15m

Direct flights

None
The fastest flight from Rapid City to Guam takes 23h 15m
There are no direct flights from Rapid City to Guam. There are no popular flight routes from Rapid City to Guam.
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Frequently asked questions about flying from Rapid City to Guam

  • When did momondo last update prices for flights from Rapid City Airport to Guam?

    Prices for flights from Rapid City Airport to Guam were last updated today.

  • How old do you have to be to fly from Rapid City Airport to Guam?

    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 Rapid City Airport to Guam.

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

    The travel and health documents you'll need for your trip to Guam may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Guam. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Rapid City to Guam

  • How do I get Price Alerts for flights from Rapid City to Guam?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Rapid City from Guam. 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 Rapid City to Guam with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Guam?

Finding the right flight to Guam from Rapid City 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 Guam quick and easy, saving you time and money.

Can I find flights from Rapid City to Guam with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Rapid City to Guam flights to just show those with flexible booking policies.

How can momondo help me find flights from Rapid City to Guam?

Once all potential Rapid City to Guam flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Rapid City to Guam flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Sat 9/12
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Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo
Flights to Tamuningfrom $902