Find flights
When to book
Airlines
FAQs

Cheap flights from Grimsby to Southeast Asia from £822

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — BKK
19 May — 26 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Grimsby to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to Southeast Asia
Explore the most affordable flight options available from Grimsby to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2026.

Mon 26/1006:00
HUY
-
BKK
1 stop21h 05m
KLM
Thu 19/1112:15
BKK
-
HUY
1 stop28h 05m
KLM
Deal found 18/4£822
Tue 15/906:10
HUY
-
BKK
2 stops21h 05m
Air France
Thu 1/1011:25
BKK
-
HUY
2 stops35h 40m
Air France
Deal found 17/4£824
Tue 15/917:35
HUY
-
BKK
1 stop33h 55m
KLM
Thu 1/1012:05
BKK
-
HUY
1 stop35h 00m
KLM
Deal found 17/4£825
Mon 7/917:35
HUY
-
BKK
2 stops33h 40m
Air France
Mon 28/911:25
BKK
-
HUY
2 stops27h 55m
Air France
Deal found 17/4£827
Tue 8/917:35
HUY
-
BKK
2 stops33h 40m
Air France
Thu 17/911:25
BKK
-
HUY
2 stops35h 40m
Air France
Deal found 14/4£831
Tue 8/906:10
HUY
-
BKK
2 stops21h 05m
Air France
Sat 19/911:25
BKK
-
HUY
2 stops27h 55m
Air France
Deal found 14/4£832
Mon 7/917:35
HUY
-
BKK
2 stops33h 40m
Multiple Airlines
Mon 28/912:05
BKK
-
HUY
1 stop27h 15m
Multiple Airlines
Deal found 17/4£833
Tue 8/906:10
HUY
-
BKK
2 stops21h 05m
Multiple Airlines
Thu 17/912:05
BKK
-
HUY
1 stop15h 25m
Multiple Airlines
Deal found 14/4£836
Tue 8/917:35
HUY
-
BKK
1 stop33h 55m
Multiple Airlines
Sat 19/911:25
BKK
-
HUY
2 stops27h 55m
Multiple Airlines
Deal found 14/4£837
Sun 6/906:10
HUY
-
BKK
2 stops21h 05m
Air France
Sun 27/911:25
BKK
-
HUY
2 stops27h 55m
Air France
Deal found 17/4£838
Tue 8/917:35
HUY
-
BKK
1 stop33h 55m
KLM
Thu 17/912:05
BKK
-
HUY
1 stop15h 25m
KLM
Deal found 14/4£842
Sun 6/906:10
HUY
-
BKK
2 stops21h 05m
Multiple Airlines
Mon 28/912:05
BKK
-
HUY
1 stop27h 15m
Multiple Airlines
Deal found 17/4£842

Find flight deals from Grimsby to Southeast Asia

Keep the following information in mind while searching for Grimsby to Southeast Asia flight deals. Data was last updated 19 April 2026.

Round-trip from

£824

Popular in

July

Cheapest in

May

Average price

£881
Air France
  • Air France
  • 15/9-1/10
  • 4 total stops
  • 56h 45m total
  • Grimsby to Southeast Asia
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Southeast Asia 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 858,174 searches. Data last updated 19 April 2026.
Use the filters below to find and compare flights from Grimsby to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Fri 29/5

06:10-00:35

3 stops35h 25m

Kuala Lumpur Intl

Thu 4/6

02:15-21:30

3 stops26h 15m

£847

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Tue 2/6

17:35-21:40

2 stops21h 05m

Kuala Lumpur Intl

Mon 8/6

02:00-21:30

2 stops26h 30m

£874

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Sat 30/5

06:10-19:45

3 stops30h 35m

Kuala Lumpur Intl

Fri 5/6

02:15-21:30

3 stops26h 15m

£956

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Tue 8/9

17:35-09:30

1 stop33h 55m

Bangkok Suvarnabhumi

Tue 29/9

12:05-09:20

1 stop27h 15m

£966
Fastest return journey

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Tue 2/6

17:35-18:45

2 stops19h 10m

Bangkok Suvarnabhumi

Mon 8/6

01:50-21:30

2 stops25h 40m

£995

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 16/8

17:35-09:30

1 stop33h 55m

Bangkok Suvarnabhumi

Sun 6/9

12:05-09:20

1 stop27h 15m

£1,009

GrimsbyBangkok

HUY - BKK

HUYBKK

Grimsby Humberside

Sun 16/8

06:10-09:15

2 stops21h 05m

Bangkok Suvarnabhumi

Sun 6/9

11:25-17:05

2 stops35h 40m

£1,196

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Sat 30/5

09:50-19:35

2 stops26h 45m

Denpasar Bali Ngurah Rai

Sat 6/6

20:45-21:30

2 stops31h 45m

£1,365

GrimsbyKuala Lumpur

HUY - KUL

HUYKUL

Grimsby Humberside

Sat 9/5

09:50-22:20

2 stops29h 30m

Kuala Lumpur Intl

Thu 21/5

23:55-21:30

1 stop28h 35m

£4,652

GrimsbyDenpasar

HUY - DPS

HUYDPS

Grimsby Humberside

Wed 27/5

17:35-16:30

3 stops39h 55m

Denpasar Bali Ngurah Rai

Sun 7/6

16:25-09:20

2 stops23h 55m

£6,781

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Grimsby to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Grimsby with our price prediction graph.
Estimated return 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 Grimsby to Southeast Asia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 19 April 2026.
See what other customers who have flown with KLM from Grimsby to Southeast Asia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,502 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,502 reviews
KLM
7.8
Good
1,502 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Overall

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Grimsby to Southeast Asia. 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 Grimsby to Southeast Asia?

    Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to Southeast Asia. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.

  • How long is the flight from Grimsby to Southeast Asia?

    Airlines like KLM fly from Grimsby to Southeast Asia in about 33h 55m. The time it takes to get you to your destination can typically vary by up to . Grimsby and Southeast Asia are separated by a distance of 5900 mi.

  • What are the most popular routes from Grimsby to Southeast Asia?

    The most popular flight routes from Grimsby to Southeast Asia are Grimsby Humberside - Bangkok Suvarnabhumi, Grimsby Humberside - Kuala Lumpur Intl and Grimsby Humberside - Denpasar Bali Ngurah Rai.

  • Can I find deals for flights from Grimsby to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Grimsby to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to Southeast Asia?

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

  • Can I find deals for business class flights from Grimsby to Southeast Asia?

    Yes. Cheapflights offers flight deals from Grimsby to Southeast Asia 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

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

Alternative routes for Grimsby to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
Heathrow to Haneda flights
Gatwick to Suvarnabhumi flights
Stansted to Suvarnabhumi flights
London City to Suvarnabhumi flights
Heathrow to Kuala Lumpur Intl flights
Heathrow to New Delhi flights
Heathrow to Narita flights
Gatwick to Haneda flights
Gatwick to Narita flights
Stansted to Narita flights
Heathrow to Hong Kong flights
Stansted to Haneda flights
Luton to Suvarnabhumi flights
Heathrow to Colombo flights
Heathrow to Mumbai flights
Heathrow to Manila flights
London City to Narita flights
Heathrow to Don Mueang Intl flights
Heathrow to Incheon Intl flights
Gatwick to Kuala Lumpur Intl flights
London City to Haneda flights
Manchester to Suvarnabhumi flights
Heathrow to Hongqiao Intl flights
Heathrow to Denpasar flights
Gatwick to Don Mueang Intl flights
Manchester to Islamabad flights
Heathrow to Islamabad flights
Heathrow to Singapore flights
Gatwick to Manila flights
Stansted to Manila flights
London City to Manila flights
Stansted to Islamabad flights
Stansted to Kuala Lumpur Intl flights
Gatwick to Singapore flights
Gatwick to New Delhi flights
Stansted to New Delhi flights
Stansted to Denpasar flights
Gatwick to Denpasar flights
London City to Kuala Lumpur Intl flights
London City to Denpasar flights
Heathrow to Lahore flights
Gatwick to Hongqiao Intl flights
Heathrow to Pu Dong flights
Luton to Narita flights
Heathrow to Bangalore flights
Heathrow to Dhaka flights
Heathrow to Chennai flights
Gatwick to Pu Dong flights
Gatwick to Hong Kong flights

Top airline flying from Grimsby to Southeast Asia

Discover the top airline that operate flights from Grimsby to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 19 April 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£614Average£935FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Grimsby to Southeast Asia?

When you search for this flight from Grimsby to Southeast Asia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Grimsby to Southeast Asia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Grimsby to Southeast Asia.

Can Cheapflights find flights from Grimsby to Southeast Asia with no change fees?

Certainly. Search results for flights to Southeast Asia from Grimsby shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Grimsby to Southeast Asia become cheaper?

Of course! You can now track prices for flights from Grimsby to Southeast Asia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.