How long is the flight from O'ahu to London?

United Airlines, SWISS, and Delta can get you from O'ahu to London in just under 20h 55m. Your travel time can differ by up to 12h 05m. There are 7220 mi between O'ahu and London. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from O'ahu to London?

The most popular flight routes from O'ahu to London are Honolulu - London Heathrow, Honolulu - London City and Honolulu - London Gatwick.

What are the most popular airlines that fly from O'ahu to London?

Before booking your flight from O'ahu to London check out the most popular airlines for this route: United Airlines, Delta or Virgin Atlantic.

What is the cheapest time of day to fly from FUW to LON?

When flying from O'ahu to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from O'ahu to London that include hotel bookings?

Yes. In addition to deals on O'ahu to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'ahu to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to London.

Can I find deals for business class flights from O'ahu to London?

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

Find Cheap Flights from O'ahu to London

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from O'ahu to London 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.

Find flight deals from O'ahu to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$822 (United Airlines)
One-way from	$346 (Expedia)
Popular in	June
Cheapest in	October
Average price	$2,025

Provider with most accurate pricing for Honolulu-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Honolulu-London (LON) flights.

Search Deals

From O'ahu to London (LON)

Search Deals

One-way flight from O'ahu to London (LON)

Search Deals

Highest demand for flights based on searches. 26% potential increase in price ($387 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease ($88 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2026

Search Deals

Cheapflights Insights

Everything you need to know about your flight from O'ahu to London

How far ahead should I book a flight from O'ahu to London?

To ensure you get the cheapest price possible for a flight from O'ahu to London, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from O'ahu to London?

Currently, December is the cheapest month in which you can book a flight from O'ahu to London (average of $532). Flying from O'ahu to London in June is currently the most expensive (average of $1,168). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from O'ahu to London, such as Delta,Virgin Atlantic, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Delta

7.9

Good

8,394 reviews

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Virgin Atlantic

7.5

Good

689 reviews

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

United Airlines

7.4

Good

9,800 reviews

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

American Airlines

7.1

Good

11,639 reviews

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Lufthansa

6.8

Okay

8,049 reviews

Delta

7.9

Good

8,394 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

How long is the flight from O'ahu to London?
United Airlines, SWISS, and Delta can get you from O'ahu to London in just under 20h 55m. Your travel time can differ by up to 12h 05m. There are 7220 mi between O'ahu and London. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from O'ahu to London?
The most popular flight routes from O'ahu to London are Honolulu - London Heathrow, Honolulu - London City and Honolulu - London Gatwick.
Can I find deals for flights from O'ahu to London that include hotel bookings?
Yes. In addition to deals on O'ahu to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'ahu to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to London.
Can I find deals for business class flights from O'ahu to London?
Yes. Cheapflights offers flight deals from O'ahu to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from O'ahu to London?
Currently, December is the cheapest month in which you can book a flight from O'ahu to London (average of $532). Flying from O'ahu to London in June is currently the most expensive (average of $1,168). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Ilford

Dorking

Hounslow

Winchester

Croydon

Gatwick

Southend-on-Sea

Wembley

Harrow

Eastleigh

Dartford

Dover

Orpington

Watford

Chipping Norton

Hayes

Kingston upon Thames

Eastbourne

Slough

Stansted

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

London flight routes

Other flight options

Popular flights

Alternative routes for O'ahu to London

Honolulu to Heathrow flights

Honolulu to Gatwick flights

Honolulu to Edinburgh flights

Honolulu to Manchester flights

Honolulu to Southampton flights

Lihue to Gatwick flights

Hilo to Heathrow flights

Top 4 airlines flying from O'ahu to London

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$591	Average$1,020	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$675	Average$1,174	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$893	Average$1,399	FlexibilityNo cancel fee	On-time70%
Virgin Atlantic	Cheapest$952	Average$1,264	FlexibilityNo cancel fee	On-time72%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from O'ahu to London (LON)

Find cheap flights from O'ahu to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from O'ahu to London

Keep the following information in mind while searching for O'ahu to London flight deals. Data was last updated June 9, 2026.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Insights

Everything you need to know about your flight from O'ahu to London

How far ahead should I book a flight from O'ahu to London?

What is the cheapest month to book a flight from O'ahu to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated June 9, 2026.

Read through reviews of airlines operating flights from O'ahu to London, such as Delta,Virgin Atlantic, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated 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 O'ahu to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from O'ahu to London?

What are the most popular routes from O'ahu to London?

Can I find deals for flights from O'ahu to London that include hotel bookings?

How can I find direct flights from O'ahu to London?

Can I find deals for business class flights from O'ahu to London?

What is the cheapest month to book a flight from O'ahu to London?

Traveling to a place near London?

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 O'ahu to London

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

Complete your trip

Complete your trip to London by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from O'ahu to London by cabin class

Find flights from O'ahu to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.

O'ahu and London flights

Browse other O'ahu and London flight options. Last updated on June 9, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 4 airlines flying from O'ahu to London

100% Free

Book with Flexibility

Travel Smart