$1,951+ Cheap flights from Rapid City (RAP) to Tamuning (GUM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — GUM
Jan 3 — Jan 101
1 adult, Economy
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Find cheap flights from Rapid City to Tamuning with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Rapid City to Tamuning
Cheapest flights from Rapid City to TamuningExplore the most affordable flight options available from Rapid City to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.
Explore the most affordable flight options available from Rapid City to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.
This Delta deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:05 amRAP - GUM
2 stops39h 30mDelta
Thu 12/111:00 amGUM - RAP
2 stops38h 46mDelta
Deal found 12/4![Delta logo]()
$2,753
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:30 amRAP - GUM
2 stops24h 15mUnited Airlines
Wed 12/247:40 amGUM - RAP
2 stops28h 32mUnited Airlines
Deal found 12/3![United Airlines logo]()
$2,939
Find flight deals from Rapid City to Tamuning
Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Tamuning (GUM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $2,303 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Rapid City to Tamuning 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Rapid City to Tamuning that are best for you.
Fly from
Rapid City
Fly to
Tamuning
Route
Depart
Return
Price
Rapid CityTamuning
RAP - GUM
RAPGUM
Rapid City
Sun 3/1
2:52 pm-7:05 pm
2 stops59h 13m
Tamuning Guam Intl
Wed 3/18
7:25 am-5:11 pm
2 stops25h 46m
$1,951
Rapid CityTamuning
RAP - GUM
RAPGUM
Rapid City
Sat 5/30
6:25 am-6:05 pm
2 stops43h 40m
Tamuning Guam Intl
Tue 6/30
7:05 am-5:03 pm
2 stops25h 58m
$2,050
Rapid CityTamuning
RAP - GUM
RAPGUM
Rapid City
Sat 2/28
7:00 am-1:45 am
2 stops25h 45m
Tamuning Guam Intl
Wed 3/4
7:40 am-11:12 am
2 stops20h 32m
$2,304
Rapid CityTamuning
RAP - GUM
RAPGUM
Rapid City
Wed 12/17
8:30 am-1:45 am
2 stops24h 15m
Tamuning Guam Intl
Wed 12/24
7:40 am-7:12 pm
2 stops28h 32m
$2,939
Compare providers for flights from Rapid City to Tamuning
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Tamuning in December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Rapid City-Tamuning flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rapid City-Tamuning flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rapid City-Tamuning flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Rapid City-Tamuning flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Tamuning flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Rapid City to Tamuning
Have a flexible travel schedule? Discover the best time to fly to Tamuning from Rapid City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.