In terms of precipitation, rainfall in Tonga ranges from 3.7 - 8.3 inches per month. February is typically the wettest month, when rainfall can reach 8.3 in. June is typically the driest time to visit Tonga when rainfall is around 3.7 in.

If weather is an important factor for your trip to Tonga, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 71.6 F).

What is the cheapest time of day to fly from BWI to TO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Tonga as you normally would.

What airport do you fly from for flights from Baltimore to Tonga?

Located just 8.5 mi from the city center, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Tonga from Baltimore.

Can I find deals for flights from Baltimore to Tonga that include hotel bookings?

Yes. In addition to deals on Baltimore to Tonga flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Baltimore to Tonga?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Tonga.

Can I find deals for business class flights from Baltimore to Tonga?

Yes. Cheapflights offers flight deals from Baltimore to Tonga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$2,645+ Flights from Baltimore to Tonga

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Cheap flight deals from Baltimore to Tonga

Round-trip from	$2,645 (Air New Zealand)

From Baltimore/Washington to Tonga

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Cheapest flights from Baltimore to Tonga
Explore the most affordable flight options available from Baltimore to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Sat 8/237:00 amBWI - TBU

2 stops35h 10mAir New Zealand

Tue 8/2612:20 pmTBU - BWI

2 stops27h 25mAir New Zealand

Deal found 7/30

$2,645

Best flights from Baltimore to Tonga
Discover carefully curated flight deals from Baltimore to Tonga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2025.

Sat 8/237:00 amBWI - TBU

2 stops35h 10mAir New Zealand

Tue 8/2612:20 pmTBU - BWI

2 stops27h 25mAir New Zealand

Deal found 7/30

$2,645

Last-minute flights from Baltimore to Tonga
Discover last-minute flight deals from Baltimore to Tonga. Data last updated August 1, 2025 and is based on user searches.

Sat 8/237:00 amBWI - TBU

2 stops35h 10mAir New Zealand

Tue 8/2612:20 pmTBU - BWI

2 stops27h 25mAir New Zealand

Deal found 7/30

$2,645

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreNuku‘alofa

BWI - TBU

BWITBU

Baltimore/Washington

Sat 8/23

7:00 am-11:10 am

2 stops35h 10m

Nuku‘alofa Fua'Amotu Intl

Tue 8/26

12:20 pm-10:45 pm

2 stops27h 25m

$2,645

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Baltimore to Tonga

Have a flexible travel schedule? Discover the best time to fly to Tonga from Baltimore 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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Tonga

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Tonga

See what other customers who have flown with Air New Zealand from Baltimore to Tonga have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air New Zealand

8.0

Very good

501 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Air New Zealand

8.0

Very good

501 reviews

Air New Zealand

8.0

Very good

501 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

What airport do you fly from for flights from Baltimore to Tonga?
Located just 8.5 mi from the city center, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Tonga from Baltimore.
Can I find deals for flights from Baltimore to Tonga that include hotel bookings?
Yes. In addition to deals on Baltimore to Tonga flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Tonga?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Tonga.
Can I find deals for business class flights from Baltimore to Tonga?
Yes. Cheapflights offers flight deals from Baltimore to Tonga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$2,645+ Cheap flights from Baltimore (BWI) to Tonga

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Tonga with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to Tonga

Keep the following information in mind while searching for Baltimore to Tonga flight deals. Data was last updated August 1, 2025.

Round-trip from

Find flight deals from Baltimore to Tonga

Cheapest flights from Baltimore to TongaExplore the most affordable flight options available from Baltimore to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Explore the most affordable flight options available from Baltimore to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

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Use the filters below to find and compare flights from Baltimore to Tonga that are best for you.

Best time to book a flight from Baltimore to Tonga

Have a flexible travel schedule? Discover the best time to fly to Tonga from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Tonga

Reviews of airlines servicing Tonga

Get insights into the airlines that provide service to Tonga. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tonga. Reviews last updated August 1, 2025.

See what other customers who have flown with Air New Zealand from Baltimore to Tonga have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Tonga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Baltimore to Tonga?

Can I find deals for flights from Baltimore to Tonga that include hotel bookings?

How can I find direct flights from Baltimore to Tonga?

Can I find deals for business class flights from Baltimore to Tonga?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to Tonga

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from Baltimore to Tonga
Explore the most affordable flight options available from Baltimore to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.