Cheap flights from Heathrow to Redmond

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The best prices from Heathrow to Redmond are usually found in October or September, booked 33 days in advance, depart on a Tuesday or Thursday and return on a Monday

How to find the cheapest flight from
Heathrow (LHR) to Redmond (SEA)

LHR - SEA
Price
£371 - £601
Popular in July High demand for flights, 23% potential price rise
Cheapest in October Best time to find cheap flights, 20% potential price drop
Average price £567 Average for round-trip flights in August 2020
Round-trip from £371 From Heathrow to Redmond
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Redmond?

Saturday flights are found to be more expensive to fly from Heathrow to Redmond. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Redmond.

How far in advance should I book a flight from Heathrow to Redmond?

Travellers have found it’s best to book a flight 61 days in advance to save up to 31% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Heathrow to Redmond 1-2 weeks in advance for as low as £416, or £504 for flights within the next 24 hours.

What is the cheapest month to fly from Heathrow to Redmond?

October is one of the best times of the year to fly to Redmond from Heathrow. Prices for October average £457 per person but you can even find prices for as low as £316. The most expensive prices can be found in the month of July. Opting for a October flight can save you 34% on your journey compared to booking in October

When is the cheapest time to fly from Heathrow to Redmond (LHR - SEA)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 28% on flights from Heathrow to Redmond by exploring options for tickets in the evening.

Cheap flights from Heathrow to Redmond in August, September 2020

The best prices found for LHR to SEA flights in August, September
30 Aug - 13 Sep
£533pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
18 Aug - 30 Sep
£534pp
LHR
London Heathrow
Lufthansa
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Lufthansa
 
1 STOP
LHR
London Heathrow
17 Aug - 9 Sep
£536pp
LHR
London Heathrow
Lufthansa
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Lufthansa
 
1 STOP
LHR
London Heathrow

Heathrow to Redmond 2020 flight deals

Cheap flights to Redmond from Heathrow found for this year
21 Dec - 4 Jan
£440pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
1 Sep - 14 Sep
£441pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
4 Sep - 13 Sep
£443pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

Direct flights to Redmond from Heathrow

Save time with Heathrow to Redmond direct flight deals
9 Dec - 16 Dec
£476pp
LHR
London Heathrow
Virgin Atlantic
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow
8 Dec - 17 Dec
£479pp
LHR
London Heathrow
Multiple airlines
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
British Airways
Direct
LHR
London Heathrow
26 Oct - 16 Nov
£484pp
LHR
London Heathrow
Multiple airlines
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Finnair
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Redmond

Late deals on return flights to Redmond from Heathrow, departing today and this week
28 Jul - 3 Sep
£830pp
LHR
London Heathrow
Finnair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Finnair
 
1 STOP
LHR
London Heathrow
26 Jul - 3 Sep
£868pp
LHR
London Heathrow
Finnair
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Finnair
 
1 STOP
LHR
London Heathrow
26 Jul - 3 Sep
£883pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow

One-way flights to Redmond from Heathrow

The cheapest one-way flights from Heathrow to Redmond
09:05 - 13:55
Icelandair
1 stop
12h 50m
LHR - SEA
Icelandair
£288
Kiwi.com
06:35 - 13:30
Aer Lingus
1 stop
14h 55m
LHR - SEA
Aer Lingus
£304
KAYAK
04:00 - 14:56
Multiple Airlines
3 stops
42h 56m
LHR - SEA
Multiple Airlines
£307
Kiwi.com

Related info for your journey

Useful info, stats and facts about Heathrow to Redmond flights.

Flight FAQs

From Heathrow to Redmond

Are flight prices decreasing from Heathrow to Redmond due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Redmond for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Heathrow to Redmond for under £500 on Cheapflights?

Yes, there are multiple flights from Heathrow to Redmond for under £500. The cheapest flight booked recently is on Multiple Airlines for just £440, but on average you can expect to pay £453.

Are there direct flights from Heathrow to Redmond for under £500 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Redmond under £500. A good price for a direct flight from Heathrow to Redmond is less than £501.

Are there last-minute flights available from Heathrow to Redmond for under £900?

There are currently 20+ open flights from Heathrow to Redmond within the next 7 days for less than £900.

Does it rain more in Heathrow or Redmond?

In Heathrow, there will be greater rainfall in Heathrow compared to Redmond over the next 17 days.

How long does is the flight from Heathrow to Redmond?

Departing from Heathrow to Redmond will take you 9h 55m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Heathrow to Redmond return?

According to our current data, Lufthansa (£340), and Icelandair (£359) offers the cheapest pricing from Heathrow to Redmond. You may be able to fly from Heathrow to Redmond for 26% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Heathrow to Redmond one-way?

For one-way options, check prices for Icelandair. According to our data, you can fly for as low as £274. Users have also found tickets on Aer Lingus for as little as £304.

Alternative routes for Heathrow to Redmond

Destination information for Redmond

Things to know before you go. Useful info for your trip from Heathrow to Redmond
Today's exchange rate
£1 = $1.31

Airports servicing London

Airports servicing Seattle

Hourly flight availability from Heathrow to Redmond

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